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七年级下册英语 Unit 2 Section A 语法专项练习
一、单项选择
1. —______ I borrow your ruler I left mine at home.
—Sure, here you are.
A. Must B. Can C. Have to D. Need
2. —Must I clean the classroom now
—No, you ______. You can do it after school.
A. can't B. mustn't C. needn't D. shouldn't
3. My brother ______ finish his homework before watching TV every day.
A. have to B. has to C. can D. may
4. ______ football on the street. It's very dangerous.
A. Not play B. Don't play C. No play D. Doesn't play
5. I ______ ride a bike, but I ______ learn it this summer holiday.
A. can; must B. can't; have to C. must; can D. have to; can't
二、情态动词专练
用can, can't, must, have to或don't have to填空，使句子意思完整正确
1. You ______ smoke here. Look at the sign "No Smoking".
2. We ______ hand in our homework on time every day.
3. —______ you speak French
—No, I can't. But I can speak English.
4. You ______ wash the dishes. I have already washed them.
5. It's getting dark. We ______ go home now.
6. Students ______ run in the hallways. It's against the school rules.
7. I ______ go to the doctor now. I have a bad headache.
8. —______ I use your computer
—Sorry, you can't. I'm using it now.
9. You ______ be quiet in the hospital. Patients are resting.
10. He ______ drive a car. He is only 13 years old.
三、句型转换
按要求改写下列句子，每空一词
1. You must arrive at school before 7:30 a.m.（改为一般疑问句并作否定回答）
—______ ______ arrive at school before 7:30 a.m.
—No, ______ ______.
2. She has to practice the violin every evening.（改为否定句）
She ______ ______ ______ practice the violin every evening.
3. Don't talk loudly in the library.（改为同义句）
______ ______ loudly in the library.
4. You can't take photos in the museum.（改为祈使句）
______ ______ photos in the museum.
5. We can wear hats in the classroom.（改为一般疑问句）
______ ______ wear hats in the classroom
6. No eating in the classroom.（改为同义句）
______ ______ in the classroom.
7. Must I finish the work today （作否定回答）
No, ______ ______.
8. They have to get up early every morning.（改为一般疑问句）
______ ______ ______ get up early every morning
9. Don't let him go out alone.（改为同义句）
______ ______ ______ go out alone.
10. You can't park your car here.（改为祈使句）
______ ______ your car here.
四、根据汉语提示完成句子
每空一词
1. 请在图书馆保持安静。
Please ______ ______ in the library.
2. 不要在教室里吃东西。
______ ______ in the classroom.
3. 不要让她在这么晚的时候还在外面玩。
______ ______ ______ play outside so late.
4. 禁止停车！这里是消防通道。
______ ______! This is the fire exit.
5. 请把你的作业交给老师。
Please ______ your homework ______ the teacher.
五、短语填空
从方框中选择恰当的短语并用其正确形式填空，每词限用一次
arrive on time put on wait for jump the queue keep quiet
1. It's raining outside. Please ______ your raincoat before you go out.
2. We must ______ for the train. It leaves in ten minutes.
3. It's very impolite to ______ when you are waiting for the bus.
4. Please ______ in the reading room. Everyone is reading books.
5. I will ______ you at the cinema gate at 7 o'clock this evening.
六、语法填空
阅读下面短文，在空白处填入一个适当的词，或填入括号中所给单词的正确形式
Welcome to our school library. There are some important 1. ______ (rule) for all the students.
First, you 2. ______ keep quiet in the library. Don't talk or laugh loudly. Second, you 3. ______ bring food or drinks into the library. Third, you 4. ______ borrow two books at one time and you can keep them for two weeks. If you can't finish reading, you 5. ______ (have) to come and renew them.
Fourth, you 6. ______ take good care of the books. If you lose the books, you 7. ______ pay for them. Fifth, don't run in the library. It's dangerous.
If you follow these rules, you 8. ______ enjoy reading here. Remember, good rules make the library a nice place for everyone. We hope you 9. ______ (have) a good time here. If you have any questions, you 10. ______ ask the librarians for help.
七、单句改错
下列各句中均有一处错误，请找出并改正
1. Must I clean the room now No, you mustn't.
______改为______
2. He have to get up early every morning to catch the early bus.
______改为______
3. Don't let him to go out alone at night.
______改为______
4. Can you tell me what can I do for you
______改为______
5. No swim in the river. It's very dangerous.
______改为______
6. You don't have to smoke in the office. It's bad for others.
______改为______
7. Let me to help you with your English.
______改为______
8. Must she finish her homework today Yes, she need.
______改为______
9. Don't running in the hallways.
______改为______
10. We can't late for class.
______改为______
八、祈使句改写
把下列句子改为祈使句
1. You should be careful when you cross the street.
______ ______ when you cross the street.
2. You can't play computer games now.
______ ______ computer games now.
3. You must clean your bedroom every day.
______ your bedroom every day.
4. You should not talk loudly in the hospital.
______ ______ loudly in the hospital.
5. You can put your books on the desk.
______ your books on the desk.
九、情态动词语境填空
根据上下文语境，填入合适的情态动词
1. —______ I go out to play basketball, Mom
—Yes, you can. But you must come back before 6 o'clock.
2. You ______ wear a seat belt when you drive a car. It's the law.
3. I ______ go to the bank today. I need to get some money.
4. —______ you play the piano
—Yes, I can. I have been learning it for 5 years.
5. You ______ worry about me. I'm old enough to take care of myself.
参考答案
一、单项选择
1.B 2.C 3.B 4.B 5.B
二、情态动词专练
1.mustn't 2.must 3.Can 4.don't have to 5.have to
6.mustn't 7.have to 8.Can 9.must 10.can't
三、句型转换
1.Must I; you needn't
2.doesn't have to
3.No talking
4.Don't take
5.Can we
6.Don't eat
7.you needn't
8.Do they have to
9.He can't
10.Don't park
四、根据汉语提示完成句子
1.keep quiet 2.Don't eat 3.Don't let her 4.No parking 5.give; to
五、短语填空
1.put on 2.arrive on time 3.jump the queue 4.keep quiet 5.wait for
六、语法填空
1.rules 2.must 3.mustn't 4.can 5.have
6.must 7.must 8.can 9.will have 10.can
七、单句改错
1.mustn't改为needn't
2.have改为has
3.to go改为go
4.can I改为I can
5.swim改为swimming
6.don't have to改为mustn't
7.to help改为help
8.need改为must
9.running改为run
10.late改为be late
八、祈使句改写
1.Be careful 2.Don't play 3.Clean 4.Don't talk 5.Put
九、情态动词语境填空
1.Can 2.must 3.have to 4.Can 5.don't have to

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