期中必考单元重点语法100题
(Unit 1-5)
Unit 1 反身代词和情态动词should Unit 2 动词不定式 Unit 3 情态动词could的用法
Unit 4 until,so that, although引导的状语从句 Unit 5 过去进行时
Unit 1 反身代词和情态动词should
1．The staff had better relax ________ after working overtime for several days.
A．they B．them C．their D．themselves
2．Jenny cut ________. Let’s take her to the hospital.
A．she B．himself C．them D．herself
3．—Did you hurt ________ playing soccer
—No, I didn’t. But my classmate, Mike hurt ________ knee.
A．you, himself B．yourself, his C．yourself, him D．you, him
4．Boys and girls, you’d better care for ________ when your parents are not at home.
A．himself B．herself C．yourselves D．themselves
5．—What’s the matter with Ben
—He hurt ________ yesterday. He has a sore back.
A．him B．his C．himself D．he
6．The work is not difficult. Ben and I can do it well by ________.
A．ourselves B．yourselves C．herself D．themselves
7．Mike hurt ________ when he climbed the mountain.
A．herself B．himself C．yourself D．myself
8．Alice has done an excellent job introducing ________ to the chief editor in the newspaper job interview.
A．she B．her C．hers D．herself
9．The lady raised ________ hand and voted ________ at the meeting last month.
A．her; her B．her; herself C．her; hers D．hers; herself
10．Children should learn to look after ________ when their parents are out for work.
A．they B．them C．theirs D．themselves
11．Mrs. Green has no time to help us, so we need to finish the work by ________.
A．myself B．themselves C．herself D．ourselves
12．My boys, help ________ to some fish.
A．yourself B．yourselves C．himself D．herself
13．The little girl can dress ________ now.
A．her B．she C．herself D．hers
14．—No one taught ________ English. He learned it ________.
—He is so clever.
A．his; by himself B．his; for himself C．him; by himself D．him; on himself
15．—My maths is a little poor. Can you give me some advice, Amy
—I think you ________ listen to your maths teacher carefully in class.
A．must B．should C．would D．can
16．It’s dangerous to walk on the ice. You ________ take risks.
A．should B．shouldn’t C．could D．couldn’t
17．If you don’t know the way to the museum, you ________ ask a policeman for help.
A．must B．should C．mustn’t D．shouldn’t
18．He is only a baby, and you ________ be more patient.
A．may B．can C．should D．will
19．Don’t talk to the old like that, Jack. We ________ be patient with them and show our love and kindness to them.
A．can B．may C．should D．would
20．—Li Hua, you look so tired. You ________ stop to take a break.
—I still have a lot of online courses to finish.
A．could B．might C．would D．should
21．—As students, we ________ follow school rules.
—I agree with you.
A．should B．can’t C．mustn’t D．might
22．—Look at the sign, guys. You ________ talk loudly here.
—Sorry, Sir, We won’t do it next time.
A．don’t B．shouldn’t C．won’t D．needn’t
23．To make our dream come true, we ________ rest on what we have done.
A．may not B．should not C．need not D．could not
Unit 2 动词不定式
24．—There’re so many old clothes. I can’t decide ________ with them.
—What about donating them to people in poor areas
A．what to do B．when to do C．how to do D．where to do
25．Parents don’t allow their children ________ in the street because it’s dangerous.
A．play B．plays C．playing D．to play
26．Our teacher often warns us ________ loudly in class.
A．talking B．not talking C．to talk D．not to talk
27．It’s very kind ________ you ________ me with my English.
A．for, to help B．of, helping C．of, to help D．for, helping
28．—Mary can’t help ________ the house. Why
—Because she is busy ________ a hotel reservation.
A．to clean; making B．cleaning; making
C．cleaning; to make D．to clean; to make
29．My pen is lost. I have no pen ________.
A．write B．write with C．to write with D．write on
30．There isn’t any difference between the two caps. I really don’t know _______.
A．where to choose B．to choose which C．to choose what D．which to choose
31．My parents decided to ________ me to Disneyland this coming summer holiday.
A．take B．taking C．takes D．took
32．Li Jing did whatever he could ______ Ne Zha who was in great danger when someone bad tried to kill him.
A．save B．saving C．to save D．saved
33．Jerry is good at painting. I expected him ________ first prize.
A．win B．wins C．winning D．to win
34．________ our eyes, we should often do eye exercises.
A．Protect B．Protecting C．To protect
35．Our English teacher often encourages us ________ English loudly in class.
A．speaks B．speak C．speaking D．to speak
36．I couldn’t wait ________ my sister at the airport. When I saw her, I couldn’t help ________.
A．to meet; crying B．meeting; crying C．meeting; to cry
37．The box is too heavy for me _______.
A．lift B．lifting C．to lift D．lifted
38．The doctors managed _________ the lives of patients, though they didn't have enough medicine.
A．save B．saving C．to save D．to saving
39．How _________ it is _________ sailing with friends at weekends!
A．exciting; to go B．excited; going C．exciting; going D．excited; to go
40．Anne asks us ________ the accident in the morning. She doesn’t want to hear such sad news.
A．to talk about B．not to talk about
C．don’t talk about D．talk about
Unit 3 情态动词could的用法
Unit 4 until,so that, although引导的状语从句 Unit 5 过去进行时
41．—Could I borrow your pen
—Sorry, you _______. Mike is using it.
A．can’t B．shouldn’t C．mustn’t D．needn’t
42．—Could I go swimming with my friends this afternoon
—Sorry, ________. It’s dangerous ________ on your own.
A．you couldn’t; swimming B．you can’t; to swim
C．you shouldn’t; swimming D．you needn’t; swim
43．—________ you please play tennis with me
—Sorry, I ________.
A．Could; can’t B．Could; couldn’t C．Can; don’t D．Could; could
44．—Excuse me, ________ you show me the way to the Jiajia Hotel
—Sorry, I am new here.
A．should B．must C．could D．may
45．—Some people don’t show their talents (天赋) at the very beginning.
—Exactly. Even Einstein _________ speak until he was three.
A．mustn’t B．can’t C．couldn’t D．needn’t
Unit 4 until,so that, although引导的状语从句
46．I didn’t notice I had lost my purse _______ I got home last night.
A．until B．as C．while D．before
47．—Why didn’t you go out with us last Sunday
—I’d like to. But I must do housework ________ my parents wouldn’t be more tired after work.
A．in order to B．unless C．so that D．although
48．Dad asked everyone to stay outside ______ he could prepare a surprise party for Mom.
A．instead B．unless C．so that D．in order to
49．—I think I am the shyest in my class. What should I do
—Be more active in class ________ you can improve your ability to express yourself.
A．whether B．so that C．unless D．although
50．Our headmaster asks us to watch news every day ________ we can find out what’s going on around the world.
A．as soon as B．so that C．until D．in order to
51．High school students should have 9 hours’ sleep ______ they can have enough energy to have classes the next day.
A．Although B．so that C．as soon as
52．You should eat more now ________ you won’t be hungry later.
A．as B．so that C．until D．although
53．—What can pandas do
—They can climb trees ______ they are heavy.
A．because B．so C．although D．or
54．Tony was unable to remember so many difficult words he had tried very hard.
A．though B．so C．because D．if
55．________ he had a bad cold, it didn’t stop him from going to school.
A．Because B．So that C．Although D．While
56．The man refused to say sorry to me, ______ it was his fault (错误).
A．because B．until C．though D．so
57．________ Na Ying is 56 years old, ________ she is still challenging herself in the face of difficulties in the TV program I AM A SINGER.
A．Although; / B．Although; but C．But; although D．/; Even though
58．________ we felt tired, ________ we felt happy.
A．Though; but B．If; but C．Though; / D．Though; so
59．________ the times keep changing, young people in China have shown the same promise.
A．But B．Unless C．Although D．As soon as
60．________ Zhang Guimei isn’t in good health, she works hard to help her students.
A．Although B．But C．Because D．When
61．________ he had a bad cold, it doesn’t stop him from going to school.
A．Unless B．Because C．Although D．If
62．_________ the weather is bad, the farmers are still working on the farm.
A．Because B．So C．Although D．Unless
63．________ he has a lot of money, ________ he is unhappy.
A．But; / B．Although; but C．Although; / D．Because; so
64．—I’m afraid that I can’t do it well.
—You should believe in yourself. You won’t know what you can do ________ you try it.
A．until B．so that C．though
65．I will wait ________ your mother ________ back.
A．before; came B．until; comes
C．after; come D．until; came
66．—Shall we get off the bus here
—Yes, but we won’t get off ________ it ________.
A．when; stop B．until; stops C．while; will stop
67．In most Chinese families, people won’t start dinner ________ the elders take their seats.
A．though B．if C．until
68．Mike, I didn’t realize the importance of study ________ I left school.
A．when B．until C．because D．unless
69．—Peter, how long have you been in the ice skating club
—Not long. I didn’t join the club ________ I enjoyed the 2022 Beijing Winter Olympic Games.
A．unless B．since C．until D．when
70．He didn’t go to bed ________ eleven o’clock last night.
A．after B．in C．since D．until
71．I didn’t know anything about it ________ my mother told me.
A．if B．because C．after D．until
72．—What’s wrong with you
—I studied ________ midnight last night, so I didn’t get enough sleep.
A．although B．since C．unless D．until
73．—I’ve made some sandwiches ________ we can have a snack on the way.
—But the park is only ________ drive from here! We won’t get hungry, Mom.
A．so that; forty minutes’ B．until; forty minute’s
C．in order that; forty-minutes D．as long as; forty-minute
74．You should go now ________ you won’t be late.
A．so that B．so C．if D．when
75．People often put the tokens on pieces of string ________ they could carry them around easily.
A．if B．so that C．as soon as D．when
76．Everybody studies really hard ________ they can get good grades in the exams.
A．because B．but C．so that
77．Please turn up the radio a bit ________ Grandpa can hear clearly.
A．so that B．as for C．because of
78．Some children like to eat too much chocolate, ________ it’s not good for their health.
A．because B．though C．if D．unless
79．________ Mr. Brown is over eighty years old, he never forgets anything.
A．Because B．Although C．Unless D．Even if
80．Mr. Wang is always the first one to be in the office, _______ he lives far from his company.
A．although B．because C．as long as
81．Although he is very old, ________ he works very hard.
A．and B．but C．/ D．so
82．________ Tom missed the bus, he still attended the meeting on time.
A．Because B．Although C．While D．If
83．________ our teacher is ill, ________ he comes to our class to teach us.
A．Because; so B．Although; but C．Because; / D．Although; yet
Unit 5 过去进行时
84．The earthquake happened when they ______ a math class.
A．have B．had C．were having D．are having
85．The children ______ in the park when it started to rain.
A．play B．played C．were playing D．are playing
86．I was ________ my homework just now. But I am ________ it before school ends.
A．did; am used to finishing B．doing; used to finish C．doing; used to finishing D．did; used to finishing
87．—Maria, I called you at about six yesterday afternoon, but nobody answered the phone.
—Oh, sorry, Jack. I________ my mom cook dinner in the kitchen at that time.
A．am helping B．will help C．was helping D．help
88．—Do you remember the car accident yesterday
—Sure. I ________ bus No. 6 when it happened.
A．wait for B．am waiting for C．will wait for D．was waiting for
89．—Did you hear anyone calling you, Gina
—Not really. My little brother ________ the drums so loudly that I heard nothing.
A．was playing B．is playing C．played D．plays
90．— Bill, why did you make no reply to me when I called your name in the street yesterday
— Sorry, I ________ to my friend on the phone.
A．talked B．was talking C．am talking D．will talk
91．—Hi, Daniel. You didn’t come to Jim’s party yesterday afternoon. What happened
—My brother’s model car was broken and I ________ it the whole afternoon.
A．was repairing B．repair C．have repaired D．am repairing
92．—I called you at 9 last night, but you didn’t pick up.
—Oh, I ________ for I was too tied after a day’s work.
A．sleeping B．was sleeping C．am sleeping D．slept
93．I ________ my homework when my mother ________ in.
A．was doing; comes B．is doing; came C．is doing; come D．was doing; came
94．Last night while I ________ a newspaper, someone knocked on the door.
A．read B．was reading C．will read D．am reading
95．—We couldn’t find you anywhere at around 8:00 last night.
—I’m sorry for it. My mother and I ________ at the square.
A．danced B．were dancing C．are dancing
96．—Why didn’t you answer my phone
—Sorry, I ______ at the Old People’s Home at that moment.
A．helped B．have helped C．was helping
97．—Mary, why didn’t you answer the telephone just now
—I didn’t hear it. I ________ at that moment.
A．am read a book B．am doing my homework
C．was watch TV D．was cooking dinner
98．—I didn’t see you at the meeting this morning.
—I ________ for the police by the side of the road because my car was hit.
A．am waiting B．waited C．was waiting
99．—There was an accident at 8 o’clock last night. Did you see that
—Sorry, I ________ a football match on TV in my living room.
A．watched B．was watching C．am watching D．was watched
100．When we arrived at the office, Eric ________ the sale of new products with his manager.
A．was discussing B．discussed C．discuss D．is discussing期中必考单元重点语法100题
(Unit 1-5)
Unit 1 反身代词和情态动词should Unit 2 动词不定式 Unit 3 情态动词could的用法
Unit 4 until,so that, although引导的状语从句 Unit 5 过去进行时
Unit 1 反身代词和情态动词should
1．The staff had better relax ________ after working overtime for several days.
A．they B．them C．their D．themselves
【答案】D
【详解】句意：加班几天后，员工们最好放松一下自己。
考查代词辨析。they他们，主格代词；them他们，宾格代词；their他们的，形容词性物主代词；themselves他们自己，反身代词。空处应填反身代词themselves作relax的宾语，relax oneself表示“放松自己”，此处是指员工他们放松自己。故选D。
2．Jenny cut ________. Let’s take her to the hospital.
A．she B．himself C．them D．herself
【答案】D
【详解】句意：珍妮割伤了自己。我们带她去医院吧。
考查代词辨析。she主格形式，她；himself反身代词，他自己；them宾格形式，他们；她们；它们，在句子中作宾语；herself 反身代词，她自己，用于女性。根据“Jenny cut…”可知，这里表示珍妮割伤了她自己，需要用反身代词，Jenny是女性，所以用herself。故选D。
3．—Did you hurt ________ playing soccer
—No, I didn’t. But my classmate, Mike hurt ________ knee.
A．you, himself B．yourself, his C．yourself, him D．you, him
【答案】B
【详解】句意：——你踢足球时伤到自己了吗？——没有。但我的同学迈克伤到了他的膝盖。
考查反身代词和物主代词的用法。you你；yourself你自己；his他的，形容词性物主代词或名词性物主代词；himself他自己；him他，宾格。根据“Did you hurt...”可知，此处询问是否伤到自己，应填反身代词yourself；根据“Mike hurt...knee”可知，此处指迈克的膝盖，应填物主代词his，故选B。
4．Boys and girls, you’d better care for ________ when your parents are not at home.
A．himself B．herself C．yourselves D．themselves
【答案】C
【详解】句意：——孩子们，当父母不在家时，你们最好照顾好自己。
考查反身代词用法。himself他自己；herself她自己；yourselves你们自己；themselves他们自己。这句话是对“Boys and girls”说的，指要照顾好“你们自己”。对应复数反身代词应yourselves。故选C。
5．—What’s the matter with Ben
—He hurt ________ yesterday. He has a sore back.
A．him B．his C．himself D．he
【答案】C
【详解】句意：—— Ben怎么了？——他昨天伤到了自己，现在背很痛。
考查代词辨析。him他，宾格代词；his他的，物主代词，表示所属关系；himself他自己，反身代词，强调动作作用于主语自身；he他，主格代词。根据后句“He has a sore back”可知，Ben是因自己受伤导致背痛，需用反身代词表示动作的承受者与主语一致。故选C。
6．The work is not difficult. Ben and I can do it well by ________.
A．ourselves B．yourselves C．herself D．themselves
【答案】A
【详解】句意：这项工作不难。本和我可以自己把它做好。
考查反身代词的用法。ourselves我们自己；yourselves你们自己；herself她自己；themselves他们自己。by oneself表示“独自，靠自己”。句子主语是Ben and I，第一人称复数，其对应的反身代词是ourselves。故选A。
7．Mike hurt ________ when he climbed the mountain.
A．herself B．himself C．yourself D．myself
【答案】B
【详解】句意：迈克爬山时伤了自己。
考查反身代词辨析。herself她自己；himself他自己；yourself你自己；myself我自己。根据句子结构，主语为Mike，且动作hurt（伤害）的承受者也是Mike，即主语和宾语是同一人，所以应该用反身代词himself。故选B。
8．Alice has done an excellent job introducing ________ to the chief editor in the newspaper job interview.
A．she B．her C．hers D．herself
【答案】D
【详解】句意：在报社的面试中，爱丽丝在介绍自己方面做得非常好。
考查代词。she她，主格代词；her她，宾格代词或形容词性物主代词；hers她的，名词性物主代词；herself她自己，反身代词。根据“Alice has done an excellent job introducing ... to the chief editor”可知，此处是指Alice向主编做自我介绍，主语与宾语是同一个人，应用反身代词。故选D。
9．The lady raised ________ hand and voted ________ at the meeting last month.
A．her; her B．her; herself C．her; hers D．hers; herself
【答案】B
【详解】句意：上个月，那位女士在会上举起手并给自己投了票。
考查形容词性物主代词和反身代词。her她（宾格），她的（形容词性物主代词）；hers她的（名词性物主代词）；herself她自己（反身代词）。根据第一个空后的“hand”可知，此处用形容词性物主代词her；vote herself意为“投她自己的票”。故选B。
10．Children should learn to look after ________ when their parents are out for work.
A．they B．them C．theirs D．themselves
【答案】D
【详解】句意：当父母外出工作时，孩子们应该学会照顾自己。
考查反身代词。they他们，主格代词；them他们，是宾格形式；theirs他们的（东西），是名词性物主代词；themselves他们自己，是反身代词。“look after＋反身代词”意为：照顾自己。故选D。
11．Mrs. Green has no time to help us, so we need to finish the work by ________.
A．myself B．themselves C．herself D．ourselves
【答案】D
【详解】句意：格林夫人没有时间帮助我们，所以我们需要自己完成这项工作。
考查反身代词。myself我自己；themselves他们自己；herself 她自己；ourselves我们自己。空格前的主语为we ，故空格处应用反身代词ourselves，by ourselves意为“靠我们自己”。故选D。
12．My boys, help ________ to some fish.
A．yourself B．yourselves C．himself D．herself
【答案】B
【详解】句意：男孩们，请随便吃点鱼。
考查代词辨析。yourself你自己；yourselves你们自己；himself他自己；herself她自己。根据“boys”可知，此处是对多个男孩说的，所以对应的反身代词应该是yourselves“你们自己”，表示让这些男孩子们随意吃鱼。故选B。
13．The little girl can dress ________ now.
A．her B．she C．herself D．hers
【答案】C
【详解】句意：这个小女孩现在能够自己穿衣服了。
考查反身代词。her她、她的，宾格或形容词性物主代词；she她，主格；herself她自己，反身代词；hers她的，名词性物主代词。“dress”当表示“给……穿衣服”时，常用搭配“dress sb.”，当主语和宾语是同一人时，要用反身代词。根据“The little girl can dress...now.”可知，主语是“The little girl”，表示小女孩能给自己穿衣服，所以这里要用反身代词“herself”来表示“她自己”。故选C。
14．—No one taught ________ English. He learned it ________.
—He is so clever.
A．his; by himself B．his; for himself C．him; by himself D．him; on himself
【答案】C
【详解】句意：——没有人教过他英语。他自学的。——他太聪明了。
考查代词辨析。his他的，形容词性物主代词或名词性物主代词；him他，宾格。teach sb sth“教某人……”，动词teach后接代词宾格；learn sth by oneself“某人自学……”。故选C。
15．—My maths is a little poor. Can you give me some advice, Amy
—I think you ________ listen to your maths teacher carefully in class.
A．must B．should C．would D．can
【答案】B
【详解】句意：——我的数学有点差。艾米，你能给我一些建议吗？——我认为你应该在课堂上认真听你的数学老师讲课。
考查情态动词辨析。must必须，强调主观上的义务和必要，语气较为强烈；should应该，表示劝告、建议或义务，语气较为委婉；would将会，表示过去将来时或虚拟语气中的意愿；can能够，表示能力或许可。根据语境可知，此处是在给对方提建议，即“你应该在课堂上认真听你的数学老师讲课”，所以应该用should。故选B。
16．It’s dangerous to walk on the ice. You ________ take risks.
A．should B．shouldn’t C．could D．couldn’t
【答案】B
【详解】句意：在冰上行走很危险，你不应该冒险。
考查情态动词用法。should应该；shouldn’t不应该；could可以；couldn’t不能。根据前句“dangerous”的警示语境，应选择劝诫禁止的否定表达。故选B。
17．If you don’t know the way to the museum, you ________ ask a policeman for help.
A．must B．should C．mustn’t D．shouldn’t
【答案】B
【详解】句意：如果你不认识去博物馆的路，你应该向警察求助。
考查情态动词辨析。must必须；shouuld应该；mustn’t禁止；shouldn’t不应该。根据句意可知，当不认识路时，可以建议别人寻求帮助，语气应较为温和。故选B。
18．He is only a baby, and you ________ be more patient.
A．may B．can C．should D．will
【答案】C
【详解】句意：他还只是个婴儿，你应该多点耐心。
考查情态动词辨析。may也许；can能；should应该；will将要。根据“He is only a baby, and you...be more patient.”可知，对于婴儿，你应该多点耐心。故选C。
19．Don’t talk to the old like that, Jack. We ________ be patient with them and show our love and kindness to them.
A．can B．may C．should D．would
【答案】C
【详解】句意：——不要那样和老人说话，杰克。我们应该对他们有耐心，并向他们展示我们的爱和善意。
考查情态动词的用法。can能够；may可能；should应该；would愿意。根据“be patient with them and show our love and kindness to them”可知，此处表达的是对老人的态度和责任，强调应该对他们有耐心和关爱他们，用should。故选C。
20．—Li Hua, you look so tired. You ________ stop to take a break.
—I still have a lot of online courses to finish.
A．could B．might C．would D．should
【答案】D
【详解】句意：——李华，你看起来很疲惫。你应该停下来休息一下。——我仍然有许多网络课程要完成。
考查情态动词。could可以；might或许；would会；should应该。根据“Li Hua, you look so tired. You...stop to take a break.”可知，说话人观察到李华疲惫，所以建议他应该停下来休息，“should”作为情态动词，意为“应该”。故选D。
21．—As students, we ________ follow school rules.
—I agree with you.
A．should B．can’t C．mustn’t D．might
【答案】A
【详解】句意：——作为学生，我们应该遵守学校规则。——我同意你的说法。
考查情态动词。should应该；can’t不能；mustn’t禁止；might可能；根据“As students”可知，此处指学生应该遵守校规。故选A。
22．—Look at the sign, guys. You ________ talk loudly here.
—Sorry, Sir, We won’t do it next time.
A．don’t B．shouldn’t C．won’t D．needn’t
【答案】B
【详解】句意：——看这个标志，小伙子们。你不应该在这里大声说话。——对不起，先生。我们下次不会做了。
考查情态动词。don’t不要；shouldn’t不应该；won’t不会；needn’t不需要。根据“Look at the sign”可知，应表达不应该在这里大声说话。故选B。
23．To make our dream come true, we ________ rest on what we have done.
A．may not B．should not C．need not D．could not
【答案】B
【详解】句意：为了实现我们的梦想，我们不应该停留在我们做过的事情上。
考查情态动词。may not可能不；should not不应该；need not不必；could not不能。根据“rest on what we have done.”可知是不应该停留在已经做过的事情上。故选B。
Unit 2 动词不定式
24．—There’re so many old clothes. I can’t decide ________ with them.
—What about donating them to people in poor areas
A．what to do B．when to do C．how to do D．where to do
【答案】A
【详解】句意：——有这么多旧衣服。我无法决定怎么处理它们。——把它们捐给贫困地区的人们怎么样？
考查疑问词+动词不定式。what to do做什么，what作do的宾语；when to do什么时候做，when作do的时间状语；how to do怎么做，how作do的方式状语；where to do在哪里做，where作do的地点状语。根据“What about donating them to people in poor areas ”可知，此处是问怎么处理这些旧衣服，do后缺少宾语，所以用what to do，表示“做什么”。故选A。
25．Parents don’t allow their children ________ in the street because it’s dangerous.
A．play B．plays C．playing D．to play
【答案】D
【详解】句意：父母不允许他们的孩子在街上玩耍，因为那很危险。
考查非谓语动词。allow sb. to do sth.意为“允许某人做某事”，固定搭配，所以空处应填to play，故选D。
26．Our teacher often warns us ________ loudly in class.
A．talking B．not talking C．to talk D．not to talk
【答案】D
【详解】句意：老师经常警告我们不要在课堂上大声说话。
考查动词不定式。根据“Our teacher often warns us...loudly in class.”可知，warn sb not to do sth“警告某人不要做某事”，所以该空应用动词不定式的否定形式。故选D。
27．It’s very kind ________ you ________ me with my English.
A．for, to help B．of, helping C．of, to help D．for, helping
【答案】C
【详解】句意：谢谢你帮我学英语。
考查介词及不定式。it’s+adj+of sb to do sth“某人做某事是……的”，固定搭配。故选C。
28．—Mary can’t help ________ the house. Why
—Because she is busy ________ a hotel reservation.
A．to clean; making B．cleaning; making
C．cleaning; to make D．to clean; to make
【答案】A
【详解】句意：——玛丽不能帮忙清整房子。为什么？——因为她在忙着预定酒店。
考查非谓语动词。help (to) do sth.帮助做某事；be busy doing sth.忙于做某事，固定结构，故选A。
29．My pen is lost. I have no pen ________.
A．write B．write with C．to write with D．write on
【答案】C
【详解】句意：我的钢笔丢了，我没有笔写字了。
考查动词不定式和动词短语。write with用……写；write on在……上写。动词不定式作定语，修饰pen；用某种工具要用with。故选C。
30．There isn’t any difference between the two caps. I really don’t know _______.
A．where to choose B．to choose which C．to choose what D．which to choose
【答案】D
【详解】句意：这两顶帽子之间没有什么区别。我真的不知道选哪一个。
考查非谓语动词。疑问词应放在动词不定式前面，构成“疑问词+不定式”这一结构，在句中作宾语。where to choose选择哪里；which to choose 选择哪一个，根据“There isn’t any difference between the two caps.”可知，这里指的是选择两个中的哪一个。故选D。
31．My parents decided to ________ me to Disneyland this coming summer holiday.
A．take B．taking C．takes D．took
【答案】A
【详解】句意：我父母决定今年暑假带我去迪斯尼乐园。
考查非谓语。take原形；taking现在分词或动名词；takes三单形式；took过去式。decide to do sth“决定做某事”。故选A。
32．Li Jing did whatever he could ______ Ne Zha who was in great danger when someone bad tried to kill him.
A．save B．saving C．to save D．saved
【答案】C
【详解】句意：当有坏人试图杀死处于极大危险中的哪吒时，李靖竭尽所能去救他。
考查非谓语动词。根据“Li Jing did whatever he could...Ne Zha who was in great danger when someone bad tried to kill him.”可知，李靖应是竭尽所能去救哪吒，此处应用动词不定式作目的状语。故选C。
33．Jerry is good at painting. I expected him ________ first prize.
A．win B．wins C．winning D．to win
【答案】D
【详解】句意：Jerry擅长绘画。我期待他赢得一等奖。
考查非谓语动词。except sb to do sth“预料某人做某事”，为固定搭配，所以这里要用动词不定式作宾语补足语。故选D。
34．________ our eyes, we should often do eye exercises.
A．Protect B．Protecting C．To protect
【答案】C
【详解】句意：为了保护我们的眼睛，我们应该经常做眼保健操。
考查动词不定式作目的状语。根据“...our eyes, we should often do eye exercises.”可知，我们经常做眼保健操是为了保护我们的眼睛，此处应用动词不定式to protect作目的状语。故选C。
35．Our English teacher often encourages us ________ English loudly in class.
A．speaks B．speak C．speaking D．to speak
【答案】D
【详解】句意：我们的英语老师经常鼓励我们在课上大声说英语。
考查动词不定式。encourage sb. to do sth.鼓励某人做某事，动词不定式作宾语补足语，故选D。
36．I couldn’t wait ________ my sister at the airport. When I saw her, I couldn’t help ________.
A．to meet; crying B．meeting; crying C．meeting; to cry
【答案】A
【详解】句意：我迫不及待地要在机场去见我的姐姐。当我看到她时，我情不自禁地哭了。
考查非谓语动词。to meet动词不定式形式；meeting动名词形式；crying动名词形式；to cry动词不定式形式 。根据“I couldn’t wait…my sister at the airport. When I saw her, I couldn’t help….”可知，第一空，couldn’t wait后面要接动词不定式，表示迫不及待地去见姐姐，第二空，couldn’t help后面要接动名词，即crying，表示看到姐姐时情不自禁地哭了。故选A。
37．The box is too heavy for me _______.
A．lift B．lifting C．to lift D．lifted
【答案】C
【详解】句意：这个箱子对我来说太重了，我搬不动。
考查动词的非谓语形式。 lift 提，移动，动词原形；lifting 现在分词形式；to lift动词不定式；lifted过去式和过去分词形式。“too...to...” 为固定结构，意为 “太……而不能……”，其中 to 后接动词原形。在该句中，“The box is too heavy for me to lift.”表示箱子对于我来说太重，以至于我无法提起它。此处应选 to lift表表示结果，故选C 。
38．The doctors managed _________ the lives of patients, though they didn't have enough medicine.
A．save B．saving C．to save D．to saving
【答案】C
【详解】句意：尽管没有足够的药物，医生们还是设法挽救了病人的生命。
考查非谓语动词。manage to do sth“设法做某事”，为固定短语。故选C。
39．How _________ it is _________ sailing with friends at weekends!
A．exciting; to go B．excited; going C．exciting; going D．excited; to go
【答案】A
【详解】句意：和朋友在周末一起航海是多么令人兴奋啊！
考查形容词辨析和非谓语动词。exciting令人兴奋的，修饰物；excited感到兴奋的，修饰人。第一空修饰的是物，表示航海令人兴奋，应用exciting；it is+形容词+to do sth“做某事是……”，动词不定式作主语。故选A。
40．Anne asks us ________ the accident in the morning. She doesn’t want to hear such sad news.
A．to talk about B．not to talk about
C．don’t talk about D．talk about
【答案】B
【详解】句意：安妮要求我们早上不要谈论这起事故。她不想听到这样悲伤的消息。
考查动词不定式。根据“She doesn’t want to hear such sad news.”可知是要求我们早上不要谈论这起事故。ask sb not to do sth“要求某人不要做某事”。故选B。
Unit 3 情态动词could的用法
Unit 4 until,so that, although引导的状语从句 Unit 5 过去进行时
41．—Could I borrow your pen
—Sorry, you _______. Mike is using it.
A．can’t B．shouldn’t C．mustn’t D．needn’t
【答案】A
【详解】句意：——我可以借你的笔吗？——对不起，你不能。Mike正在用。
考查一般疑问句的回答。“Could I borrow your pen ”表示委婉的请求，回答时用can来回答，肯定回答用can，否定回答用can’t，根据“Mike is using it.”可知，是不能借，因此作否定回答。故选A。
42．—Could I go swimming with my friends this afternoon
—Sorry, ________. It’s dangerous ________ on your own.
A．you couldn’t; swimming B．you can’t; to swim
C．you shouldn’t; swimming D．you needn’t; swim
【答案】B
【详解】句意：——今天下午我可以和朋友们去游泳吗？——抱歉，你不能去。独自游泳很危险。
考查情态动词和非谓语动词。根据“Could I go swimming with my friends this afternoon ”可知，这里的“could”表示委婉请求，其肯定回答常用“Yes, you can.”，否定回答常用“No, you can’t.”。故一空应用you can’t；根据“It’s dangerous...on your own.”可知，此处为“It’s+形容词+to do sth.”的句型，意为“做某事是……的”，此处应用动词不定式作真正的主语。故选B。
43．—________ you please play tennis with me
—Sorry, I ________.
A．Could; can’t B．Could; couldn’t C．Can; don’t D．Could; could
【答案】A
【详解】句意：——你能和我一起打网球吗？——对不起，我不能。
考查情态动词。could能够；can能够。第一空根据“you please play tennis with me ”可知，表示委婉请求，用could更好；根据“Sorry”可知，表示的是否定的意思，could用于疑问句表示委婉语气，在肯定或否定回答时用can、can’t。故选A。
44．—Excuse me, ________ you show me the way to the Jiajia Hotel
—Sorry, I am new here.
A．should B．must C．could D．may
【答案】C
【详解】句意：——打扰一下，您能告诉我到佳佳酒店的路吗？——抱歉，我是新来的。
考查情态动词的用法。should应该；must必须；could能够，常用于礼貌地请求帮助；may可能。根据语境，此处是礼貌地请求对方帮助，故选用could。故选C。
45．—Some people don’t show their talents (天赋) at the very beginning.
—Exactly. Even Einstein _________ speak until he was three.
A．mustn’t B．can’t C．couldn’t D．needn’t
【答案】C
【详解】句意：——一些人在最初的时候没有展示出他们的天赋。——正是如此。甚至爱因斯坦也是直到3岁才会说话。
考查情态动词辨析。mustn’t禁止；can’t表示现在不能；couldn’t表示过去不能；needn’t不必。根据“Even Einstein…speak until he was three.”可知，此处指的是他三岁的时候不会说话，用过去式couldn’t，故选C。
Unit 4 until,so that, although引导的状语从句
46．I didn’t notice I had lost my purse _______ I got home last night.
A．until B．as C．while D．before
【答案】A
【详解】句意：昨晚直到回到家我才发现钱包丢了。
考查从属连词辨析。until直到；as因为；while当……时；before在……之前。根据“I didn’t notice I had lost my purse ... I got home last night.”可知，直到回到家才发现钱包丢了，此处是not...until“直到……才”，故选A。
47．—Why didn’t you go out with us last Sunday
—I’d like to. But I must do housework ________ my parents wouldn’t be more tired after work.
A．in order to B．unless C．so that D．although
【答案】C
【详解】句意：——你为什么上周日不和我们一起出去？——我想。但是我必须做家务以便我的父母下班后不会更累。
考查连词用法及介词短语。in order to为了，其后跟动词原形；unless除非，引导条件状语从句；so that以便，引导目的状语从句；although虽然，引导让步状语从句。根据空前后关系可知，空处表目的，且空后是句子，需so that引导目的状语从句。故选C。
48．Dad asked everyone to stay outside ______ he could prepare a surprise party for Mom.
A．instead B．unless C．so that D．in order to
【答案】C
【详解】句意：爸爸让大家都待在外面，以便他能给妈妈准备一个惊喜派对。
考查词义辨析。 instead代替，副词；unless除非，引导条件状语从句；so that以便，引导目的状语从句；in order to为了，后接动词原形。根据“he could prepare…”可知，让其他人外出是为了给妈妈准备惊喜派对，用so that引导从句。故选C。
49．—I think I am the shyest in my class. What should I do
—Be more active in class ________ you can improve your ability to express yourself.
A．whether B．so that C．unless D．although
【答案】B
【详解】句意：——我觉得我是班里最害羞的人。我该怎么办？——在课堂上更活跃些，这样你才能提高表达能力。
考查连词辨析。whether是否；so that以便，这样；unless除非；although尽管。根据“you can improve your ability to express yourself”可知，在班级里更活跃的目的是提高表达能力，用so that引导目的状语从句。故选B。
50．Our headmaster asks us to watch news every day ________ we can find out what’s going on around the world.
A．as soon as B．so that C．until D．in order to
【答案】B
【详解】句意：校长要求我们每天看新闻，以便我们能了解世界各地发生的事情。
考查目的状语从句连接词。as soon as一……就……；so that以便；until直到；in order to为了。根据句意，空格后是从句且需表目的。故选B。
51．High school students should have 9 hours’ sleep ______ they can have enough energy to have classes the next day.
A．Although B．so that C．as soon as
【答案】B
【详解】句意：高中生应该有9小时的睡眠，以便他们第二天能有足够的精力上课。
考查目的状语从句引导词。Although尽管、虽然，引导让步状语从句；so that以便、为了，引导目的状语从句；as soon as一…… 就……，引导时间状语从句。根据“High school students should have 9 hours’ sleep...they can have enough energy to have classes the next day.”可知，句中表述高中生应该有9小时睡眠，是“为了”第二天有足够精力上课。此处应该表示目的，此处使用“so that”意为“以便、为了”，引导目的状语从句，说明为了达到某种目的而采取的行动。故选B。
52．You should eat more now ________ you won’t be hungry later.
A．as B．so that C．until D．although
【答案】B
【详解】句意：你现在应该多吃点，这样待会儿就不会饿了。
考查连词辨析。as当；so that以便；引导目的状语从句；until直到……；although虽然。根据“you won’t be hungry later.”可知多吃的目的是之后不会饿，故选B。
53．—What can pandas do
—They can climb trees ______ they are heavy.
A．because B．so C．although D．or
【答案】C
【详解】句意：——熊猫能做什么？——它们可以爬树，尽管它们很重。
考查连词。because因为；so所以；although尽管；or或者。根据“They can climb trees...they are heavy.”可知，前后句是让步关系，应用although引导让步状语从句。故选C。
54．Tony was unable to remember so many difficult words he had tried very hard.
A．though B．so C．because D．if
【答案】A
【详解】句意：托尼虽然很努力，但还是记不住这么多难的单词。
考查连词辨析。though尽管；so所以；because因为；if如果。“很努力”与“记不住这么多难的单词”之间是让步关系，用though“尽管”引导让步状语从句。故选A。
55．________ he had a bad cold, it didn’t stop him from going to school.
A．Because B．So that C．Although D．While
【答案】C
【详解】句意：尽管他感冒很重，但这并没有阻止他去上学。
考查连词的用法。Because因为，表示原因；So that为了，表示目的；Although尽管，表示让步；While然而，表转折。前后句之间是让步关系，此处应用Although引导让步状语从句。故选C。
56．The man refused to say sorry to me, ______ it was his fault (错误).
A．because B．until C．though D．so
【答案】C
【详解】句意：那个男人拒绝向我道歉，即使那是他的错误。
考查连词辨析。because因为；until直到；though即使；so因此。根据“The man refused to say sorry to me”可知，那个男人即使错了也不道歉，though引导让步状语从句。故选C。
57．________ Na Ying is 56 years old, ________ she is still challenging herself in the face of difficulties in the TV program I AM A SINGER.
A．Although; / B．Although; but C．But; although D．/; Even though
【答案】A
【详解】句意：虽然那英56岁了，但是，她仍然在《我是歌手》这档电视节目中直面困难并挑战自我。
考查连词辨析。Although虽然；But但是；Even though即使。根据“ ... Na Ying is 56 years old, ... she is still challenging herself in the face of difficulties in the TV program I AM A SINGER.”可知，应该是虽然那英56岁了，但是，她仍然在《我是歌手》这档电视节目中直面困难并挑战自我，此处应为让步状语从句，且在英语中although和but不能同时出现在同一个句子中。故选A。
58．________ we felt tired, ________ we felt happy.
A．Though; but B．If; but C．Though; / D．Though; so
【答案】C
【详解】句意：尽管我们感觉很累，但是我们感到很开心。
考查让步状语从句。Though尽管，引导让步状语从句；If如果，引导条件状语从句；but但是，表示转折关系的连词；so所以，表示因果关系的连词。根据“we felt tired”和“we felt happy”可知，这两句话构成让步关系，虽然很累但是很开心，为让步状语从句，用Though引导，且不能与but或其他连词连用。故选C。
59．________ the times keep changing, young people in China have shown the same promise.
A．But B．Unless C．Although D．As soon as
【答案】C
【详解】句意：虽然时代在不断变化，但中国的年轻人展现出了同样的希望。
考查连词辨析。But但是；Unless除非；Although虽然；As soon as一……就……。分析题干可知，这两句话是让步关系，应用Although引导此让步状语从句。故选C。
60．________ Zhang Guimei isn’t in good health, she works hard to help her students.
A．Although B．But C．Because D．When
【答案】A
【详解】句意：虽然张桂梅身体不好，但她努力帮助她的学生们。
考查连词辨析。Although虽然；But但是；Because因为；When当……时。根据“…Zhang Guimei isn’t in good health, she works hard to help her students.”的语境并结合选项可知，此处句意发生了让步，应用although引导让步状语从句，句首首字母大写。故选A。
61．________ he had a bad cold, it doesn’t stop him from going to school.
A．Unless B．Because C．Although D．If
【答案】C
【详解】句意：虽然他得了重感冒，但这并不能阻止他上学。
考查连词词义辨析。Unless除非；Because因为；Although尽管；If如果。根据“he had a bad cold, it doesn’t stop him from going to school.”可知，前后表达的转折关系，用although引导让步状语从句。故选C。
62．_________ the weather is bad, the farmers are still working on the farm.
A．Because B．So C．Although D．Unless
【答案】C
【详解】句意：尽管天气不好，农民们仍在农场里工作。
考查连词辨析。Because因为；So所以；Although尽管；Unless除非。由“the farmers are still working on the farm”可知，此处是让步状语从句，应使用Although，故选C。
63．________ he has a lot of money, ________ he is unhappy.
A．But; / B．Although; but C．Although; / D．Because; so
【答案】C
【详解】句意：尽管他有很多钱，他仍然不快乐。
考查连词辨析。But但是；Although尽管；Because因为；so所以。题干中“he has a lot of money”和“he is unhappy”之间是让步关系，用although表示让步，although与but不能连用，故选C。
64．—I’m afraid that I can’t do it well.
—You should believe in yourself. You won’t know what you can do ________ you try it.
A．until B．so that C．though
【答案】A
【详解】句意：——恐怕我做不好。——你应该相信自己。除非你尝试，否则你不会知道你能做什么。
考查连词辨析。until直到；so that以便；though尽管。根据“You won’t know what you can do…you try it”可知，此处表示“直到……才”，符合not…until结构。故选A。
65．I will wait ________ your mother ________ back.
A．before; came B．until; comes
C．after; come D．until; came
【答案】B
【详解】句意：我会一直等到你妈妈回来。
考查连词和时态。before在……之前；until直到；after在……之后。根据题干，主句是将来时态“I will wait”，从句是时间状语从句，符合“主将从现”原则，因此从句用一般现在时，主语是“your mother”，动词用“comes”符合语境，只有B选项符合句意。故选B。
66．—Shall we get off the bus here
—Yes, but we won’t get off ________ it ________.
A．when; stop B．until; stops C．while; will stop
【答案】B
【详解】句意：——我们在这里下车好吗？——好的，但是车停了我们再下车。
考查连词和时态。when当……时候；until直到；while虽然；stop停止。根据“we won’t get off...it...”可知，这里指车停了我们再下车，not...until...表示“直到……才……”，until引导的时间状语从句遵循“主将从现”原则，所以从句用一般现在时，主语为it，谓语动词用单三形式，故选B。
67．In most Chinese families, people won’t start dinner ________ the elders take their seats.
A．though B．if C．until
【答案】C
【详解】句意：在大多数中国家庭中，直到长辈入座，人们才会开始吃饭。
考查连词辨析。分析句式，题干是一个复合句；根据语境及关键信息“won’t”可知，从句表时间，构成“not…until…”结构，意为“直到……才……”，引导时间状语从句。干扰项though意为“尽管、虽然”，引导让步状语从句；if意为“如果”，引导条件状语从句。故选C。
68．Mike, I didn’t realize the importance of study ________ I left school.
A．when B．until C．because D．unless
【答案】B
【详解】句意：迈克，直到我离开学校，我才意识到学习的重要性。
考查从属连词。when什么时候；until直到；because因为；unless除非。根据题意“迈克，直到我离开学校，我才意识到学习的重要性。”可知，短语not…until“直到……才”符合题意。故选B。
69．—Peter, how long have you been in the ice skating club
—Not long. I didn’t join the club ________ I enjoyed the 2022 Beijing Winter Olympic Games.
A．unless B．since C．until D．when
【答案】C
【详解】句意：——Peter，你在滑冰俱乐部多久了？——时间不长。直到我欣赏了2022年北京冬奥会，我才加入俱乐部。
考查连词辨析。unless除非；since自从；until直到；when当……时。根据“I didn’t join the club...I enjoyed the 2022 Beijing Winter Olympic Games.”可知，是直到欣赏了冬奥会才加入俱乐部的，此处是结构 “not...until...”，意为 “直到……才……”。故选C。
70．He didn’t go to bed ________ eleven o’clock last night.
A．after B．in C．since D．until
【答案】D
【详解】句意：昨晚他直到十一点才睡觉。
考查连词辨析。after 在……之后；in在……里面；since自从；until直到……为止。根据“He didn’t go to bed…eleven o’clock last night.”可知，空处应表达直到11点才睡觉，not…until…“直到……才……”，为固定搭配。故选D。
71．I didn’t know anything about it ________ my mother told me.
A．if B．because C．after D．until
【答案】D
【详解】句意：直到我妈妈告诉我，我才对这件事情有所了解。
考查连词辨析。if如果；because因为；after在……之后；until直到；not...until...直到……才……。根据“I didn’t...my mother told me”可知，此处考查结构not...until...“直到……才……”，此处表达“直到妈妈告诉我，我了解这件事”，故选D。
72．—What’s wrong with you
—I studied ________ midnight last night, so I didn’t get enough sleep.
A．although B．since C．unless D．until
【答案】D
【详解】句意：——你怎么了？——昨晚我学习到半夜，所以我没有睡够。
考查连词辨析。although尽管；since自从；unless除非；until直到。根据“I studied ... midnight last night”可知，我昨晚学习，直到半夜才停，用until引导时间状语从句。故选D。
73．—I’ve made some sandwiches ________ we can have a snack on the way.
—But the park is only ________ drive from here! We won’t get hungry, Mom.
A．so that; forty minutes’ B．until; forty minute’s
C．in order that; forty-minutes D．as long as; forty-minute
【答案】A
【详解】句意：——我做了一些三明治，这样我们就可以在路上当零食吃了。——但是公园离这里只有四十分钟的车程！妈妈，我们不会饿的。
考查连词辨析和复合形容词。so that以便；until直到；in order that以便；as long as只要。分析第一个句子可知，“做三明治”的目的是“可以在路上当零食吃”，用so that/in order that引导目的状语从句，排除BD；此处修饰名词drive，用复合形容词forty minutes’或者forty-minute，表示“四十分钟的”。故选A。
74．You should go now ________ you won’t be late.
A．so that B．so C．if D．when
【答案】A
【详解】句意：你现在应该走，这样你就不会迟到。
考查连词用法。so that以便；so所以；if如果；when当……时。根据“you won’t be late”可知，表目的，应使用so that引导目的状语从句。故选A。
75．People often put the tokens on pieces of string ________ they could carry them around easily.
A．if B．so that C．as soon as D．when
【答案】B
【详解】句意：人们经常把代币放在绳子上，以便于携带。
考查连词辨析。if如果；so that以便于；as soon as一……就；when当……时。根据“People often put the tokens on pieces of string …they could carry them around easily.”可知，以便于携带，应用so that引导目的状语从句。故选B。
76．Everybody studies really hard ________ they can get good grades in the exams.
A．because B．but C．so that
【答案】C
【详解】句意：每个人都努力学习，以便在考试中取得好成绩。
考查连词辨析。because因为；but但是；so that以便。根据“they can get good grades in the exams.”可知，此处表目的，应为so that引导的目的状语从句。故选C。
77．Please turn up the radio a bit ________ Grandpa can hear clearly.
A．so that B．as for C．because of
【答案】A
【详解】句意：请把收音机开大一点，这样爷爷就能听得清楚了。
考查so that引导的目的状语从句。so that以便；as for至于；because of因为。分析句子可知，“把收音机开大一点”的目的是“爷爷就能听得清楚了”，用so that引导目的状语从句。故选A。
78．Some children like to eat too much chocolate, ________ it’s not good for their health.
A．because B．though C．if D．unless
【答案】B
【详解】句意：有些孩子喜欢吃太多巧克力，尽管这对他们的健康不好。
考查从属连词辨析。because因为；though虽然，尽管；if如果；unless除非。根据“Some children like to eat too much chocolate...it’s not good for their health.”可知，前后两句构成让步关系，用though引导让步状语从句。故选B。
79．________ Mr. Brown is over eighty years old, he never forgets anything.
A．Because B．Although C．Unless D．Even if
【答案】B
【详解】句意：虽然Brown先生80多岁了，他从不忘记任何事情。
考查连词辨析。Because因为；Although虽然；Unless除非；Even if即使。根据“Mr. Brown is over eighty years old”和“he never forgets anything”可知，两句之间是让步关系，所以用连词Although引导让步状语从句。故选B。
80．Mr. Wang is always the first one to be in the office, _______ he lives far from his company.
A．although B．because C．as long as
【答案】A
【详解】句意：王先生虽然住得离公司很远，但他总是第一个到办公室。
考查让步状语从句。although尽管；because因为；as long as只要。根据句中逻辑关系可知，前后内容是让步关系，“although”表示“虽然、尽管”，引导让步状语从句。故选A。
81．Although he is very old, ________ he works very hard.
A．and B．but C．/ D．so
【答案】C
【详解】句意：虽然他很老，但他工作很努力。
考查让步状语从句。and和；but但是；so因此。根据“Although he is very old…he works very hard.”可知，该句表示“虽然他很老，但是工作很努力”，题干已有although就不需要再用but，其他选项与句意不符。故选C。
82．________ Tom missed the bus, he still attended the meeting on time.
A．Because B．Although C．While D．If
【答案】B
【详解】句意：汤姆虽然没赶上公共汽车，但他还是准时参加了会议。
考查连词辨析。Because因为；Although虽然，尽管；While当……时候；If如果。根据“Tom missed the bus, he still attended the meeting on time.”可知，应用although引导让步状语从句。故选B。
83．________ our teacher is ill, ________ he comes to our class to teach us.
A．Because; so B．Although; but C．Because; / D．Although; yet
【答案】D
【详解】句意：虽然我们的老师病了，但他还是来我们班教我们。
考查连词辨析。because不能和so连用；although不能和but连用；because因为；although尽管，虽然；yet还。根据“our teacher is ill,...he comes to our class to teach us.”可知，此处指虽然老师生病了，但他还是来教我们了，应用although引导让步状语从句，可以和yet连用。故选D。
Unit 5 过去进行时
84．The earthquake happened when they ______ a math class.
A．have B．had C．were having D．are having
【答案】C
【详解】句意：地震发生时，他们正在上数学课。
考查过去进行时。have动词原形，用于一般现在时；had动词过去式，用于一般过去时；were having用于过去进行时；are having用于现在进行时。结合主句“The earthquake happened”及从句“when they…a math class”可知，该句描述地震发生时他们正在做的事，应用过去进行时表达，其结构为“was/were doing sth.”。故选C。
85．The children ______ in the park when it started to rain.
A．play B．played C．were playing D．are playing
【答案】C
【详解】句意：孩子们在公园里玩的时候开始下雨了。
考查动词时态。根据“when it started to rain”可知，表示过去某个时间在做什么，be doing … when“正在做某事，这时……”，空处用过去进行时“was/were+现在分词”。故选C。
86．I was ________ my homework just now. But I am ________ it before school ends.
A．did; am used to finishing B．doing; used to finish C．doing; used to finishing D．did; used to finishing
【答案】C
【详解】句意：我刚才正在做作业。但我习惯在放学之前完成它。
考查时态和短语。根据“was”可知，第一句的时态是过去进行时，空处应填现在分词doing；第二空是短语be used to doing sth，意为“习惯做某事”。be used to do sth“被用来做某事”，不符合题意，故选C。
87．—Maria, I called you at about six yesterday afternoon, but nobody answered the phone.
—Oh, sorry, Jack. I________ my mom cook dinner in the kitchen at that time.
A．am helping B．will help C．was helping D．help
【答案】C
【详解】句意：——玛丽亚，我昨天下午六点左右给你打电话，但是没有人接电话。——哦，对不起，杰克。那时我正在厨房帮妈妈做饭。
考查时态。根据“at that time”可知，句子时态是过去进行时，故选C。
88．—Do you remember the car accident yesterday
—Sure. I ________ bus No. 6 when it happened.
A．wait for B．am waiting for C．will wait for D．was waiting for
【答案】D
【详解】句意：——你还记得昨天的车祸吗？——当然。当它发生的时候我正在等6路公交车。
考查动词时态。根据“I...Bus No. 6 when it happened.”可知，句中表述在昨天车祸发生的那个具体时刻，我正在进行等公交车的动作。此处应该使用过去进行时态：was/were doing。故选D。
89．—Did you hear anyone calling you, Gina
—Not really. My little brother ________ the drums so loudly that I heard nothing.
A．was playing B．is playing C．played D．plays
【答案】A
【详解】句意：——Gina，你听到有人叫你吗？——没有。我弟弟当时正在大声打鼓，所以我什么都没听见。
考查过去进行时。根据“My little brother...the drums so loudly that I heard nothing”可知弟弟打鼓的动作发生在“我”没听到叫喊的同一时间段，强调过去某一时刻正在进行的动作，需用过去进行时，其结构为：主语+was/were doing+其他。故选A。
90．— Bill, why did you make no reply to me when I called your name in the street yesterday
— Sorry, I ________ to my friend on the phone.
A．talked B．was talking C．am talking D．will talk
【答案】B
【详解】句意：——比尔，昨天我在街上叫你名字时你为什么不回答我？——对不起，我当时正在和我的朋友通电话。
考查动词时态。根据问句中的“when I called your name in the street yesterday”可知，被叫名字的瞬间是一个过去的时间点，答句需说明当时正在进行的动作，故用过去进行时was/were + doing。故选B。
91．—Hi, Daniel. You didn’t come to Jim’s party yesterday afternoon. What happened
—My brother’s model car was broken and I ________ it the whole afternoon.
A．was repairing B．repair C．have repaired D．am repairing
【答案】A
【详解】句意：——嗨，丹尼尔。你昨天下午没有来吉姆的派对。发生什么事了？——我弟弟的模型车坏了，我整个下午都在修理它。
考查过去进行时。was repairing正在修理（过去进行时）；repair修理（一般现在时）；have repaired已经修理（现在完成时）；am repairing正在修理（现在进行时）。根据“the whole afternoon”可知，此处表示“过去某个时间段正在进行的动作”，用过去进行时was repairing符合语境。故选A。
92．—I called you at 9 last night, but you didn’t pick up.
—Oh, I ________ for I was too tied after a day’s work.
A．sleeping B．was sleeping C．am sleeping D．slept
【答案】B
【详解】句意：——我昨晚九点打电话给你，但你没有接。 ——哦，我在睡觉，因为一天的工作后我太累了。
考查过去进行时。根据“I called you at 9 last night, but you didn’t pick up.”和“Oh, I...for I was too tied after a day’s work.”可知，此处表示对方打电话的时候自己正在睡觉，应用过去进行时表示在过去某时刻正在进行的动作，其构成是：was/were+现在分词。故选B。
93．I ________ my homework when my mother ________ in.
A．was doing; comes B．is doing; came C．is doing; come D．was doing; came
【答案】D
【详解】句意：我正在做作业时，妈妈进来了。
考查动词时态。此句是when引导的时间状语从句，描述的都是过去的事情。强调妈妈进来的时候，自己正在做作业，主句用过去进行时，从句用一般过去时。故选D。
94．Last night while I ________ a newspaper, someone knocked on the door.
A．read B．was reading C．will read D．am reading
【答案】B
【详解】句意：昨晚我正在看报纸时，有人敲门了。
考查动词时态。根据“while”和“someone knocked on the door.”可知，此句是while引导的时间状语从句，动作发生在过去，强调正在看报纸的时候，有人敲门，应用过去进行时。故选B。
95．—We couldn’t find you anywhere at around 8:00 last night.
—I’m sorry for it. My mother and I ________ at the square.
A．danced B．were dancing C．are dancing
【答案】B
【详解】句意：——昨晚8点左右我们到处都找不到你。——对不起。我和妈妈当时在广场上跳舞。
考查时态。根据“at around 8:00 last night”可知，“跳舞”是昨晚8点左右正在进行的动作，因此需使用过去进行时，结构为was/were doing。故选B。
96．—Why didn’t you answer my phone
—Sorry, I ______ at the Old People’s Home at that moment.
A．helped B．have helped C．was helping
【答案】C
【详解】句意：——你为什么不接我的电话？ ——对不起，那个时候我正在养老院帮忙。
考查动词时态。根据问句“Why didn’t you answer my phone ”以及答句中的“at that moment”可知，这里强调的是在对方打电话的那个时刻，“我”正在养老院帮忙，所以句子时态应用过去进行时，其结构为was/were doing；主语为“I”，be动词应用was，动词help的现在分词为helping，即was helping。故选C。
97．—Mary, why didn’t you answer the telephone just now
—I didn’t hear it. I ________ at that moment.
A．am read a book B．am doing my homework
C．was watch TV D．was cooking dinner
【答案】D
【详解】句意：——玛丽，你刚才为什么不接电话？——我没听到，那时我正在做饭。
考查过去进行时。根据“at that moment”可知，此处指过去某一时刻正在进行的动作，用过去进行时，结构为was/were doing。故选D。
98．—I didn’t see you at the meeting this morning.
—I ________ for the police by the side of the road because my car was hit.
A．am waiting B．waited C．was waiting
【答案】C
【详解】句意：——今天早上的会议上我没看见你。——我在路边等警察，因为我的车被撞了。
考查过去进行时。根据“I didn’t see you at the meeting this morning.”和“I...for the police”可知，昨天本该我去开会的时候，我在等警察，由此可知是过去进行时was/were doing，表示过去某个时间段正在进行的动作。故选C。
99．—There was an accident at 8 o’clock last night. Did you see that
—Sorry, I ________ a football match on TV in my living room.
A．watched B．was watching C．am watching D．was watched
【答案】B
【详解】句意：——昨晚8点发生了一起事故。你看到了吗？——抱歉，我当时正在客厅里看电视上的足球比赛。
考查动词时态。根据“at 8 o’clock last night”可知，此处说的是过去某一时刻正在发生的事情，应用过去进行时，was/were doing，故选B。
100．When we arrived at the office, Eric ________ the sale of new products with his manager.
A．was discussing B．discussed C．discuss D．is discussing
【答案】A
【详解】句意：当我们到达办公室时，Eric正在和他的经理讨论新产品的销售。
考查时态。根据“When we arrived at the office”可知表示“过去的某个时间正在进行的动作”，用过去进行时“was discussing”。故选A。
