情态动词专项练习
1. Jean have kept his promi. I wonder why he changed his idea.
A. must B. should C. need D. would
解析：选B. “should have +过去分词” 表示“过去本来应该(但没能)做某事”；
keep one’s promi 意为“信守诺言”。
2. Jane have come to the party, but she not find the exact time.
A. could; could B. might; could C. should; could D. should; would
解析：选A.“ could have+过去分词表示过去本来应该(但没能)做某事”。
3. So many mistakes in your homework! You more careful.
A. may be B. had to C. would be D. should have been
解析：选D. “You should have been more careful”. 意为：你本来应该更细心的。
4．Her brother be at home now, becau he was en playing basketball in the stadium just now.
A. mustn’t B. needn’t C. can’t D. shouldn't
解析：选C. can’t be at home 意为：不可能在家。
5．---I can’t understand why our boss is late.
---He the early bus.
A. could miss B. may have misd
C. can have misd D. might miss
解析：选B. “may have+过去分词”穷睇眄于中天表示对过去动作的判断，意为：可能做了某事。 注意：can表示可能时，只能用于疑问句和反问句。
6. She didn't answer the phone, she ______ asleep.
A. may be B. must be C. should have been D. must have been
解析：选D. 表示：对过去发生的事情的肯定推测。
7．The little girl’s eyes were red. She ______.
A. may cry B. must cry C. must be cried D. must have been crying
小班学期计划
口吃解析：选D. 意为：她刚才肯定一直在哭。对过去某事正发生的推测。
8．He______ his supper now, for the dining hall is still clod.
A. can’t be having B. needn’t be having
C. mustn’t be having D. shouldn't be having
解析：选A. 对现在正在发生的事情的否定推测。
9．I parked my bike behind the building, but now it is gone. It ________ .
A. may be stolen B. must be stolen
C. must have been stolen D. must have stolen
解析：选C. 对过去发生的事情 的肯定推测的被动式。
10. ______ Mr. Black_______go to work by ferry before the bridge was built?
A. Did; ud to B. U; to C. Did; u to D. Does; u to
解析：选C. ud to do的疑问式，可以是Ud+主语+to do ?或Did +主语+u to do?
11. The hotel is only a stone’s throw away, you ______ take a bus.
A. need not to B. not need to C. don't need D. need not杜甫诗集大全
解析：选D. 说话人认为不必要乘车, need 为情态动词。
12. I am busy now, _______ my brother do it for you ?
A. Will B. Shall C. Must D. May
解析：选B. 在疑问句中shall 用于第三人称，也表示征求意见。
13. ---You needn’t do it right now, need you?
---Yes I am afraid I ______ .
80后离婚率A. need B. needn’t C. must D. mustn’t
解析：选C. Yes的意思是：不。意为：恐怕我必须现在就做。
14.My English-Chine dictionary has disappeared . Who _____ have taken it?
A. should B. must C. could D. would
解析：选C. could/can have done 用于否定推测和疑问推测。
15. ---The room is so dirty._______ we clean it?
----Of cour.
A． Will B. Shall C. Would D. Do
解析：选B. shall 用在疑问句中，常用于第一，三人称， 表示征求意见或请求指示。
16. If you have something important to do, you ______ waste any time.
A. needn’t B. mustn’t C. may not D. won’t
解析：选B. 根据句意用mustn’t
17. If you want to borrow a football after school, your student card______ here.
A. has to leave B. must leave C. has to be left D. must be left
解析：选C. have to 表示客观需要，must表示主观需要。学生证必须放在此是客观需要。
18. “ Did you scold him for his carelessness?”
“Yes, but _____ it”
A. I’d rather not do B. I’d rather not have done
C. I shouldn’t do D. I’d better not do
解析：选B. would rather 加完成时表示对完成了的或过去了的事情的态度。意为：当时是不情愿做的。
19. “ Don’t get near to it . It is too dangerous!”
“_______” .
A. Yes, I won’t B. No, I don’t C. No, I can’t D. No, I won’t
解析：选D. A为错误的表达方式；B和C没有直接回答对方的问候。
20. He must be in the classroom, _______ he?
A. mustn’t B. can’t C. isn’t D.can
解析：选C. 对表否定的must进行反意疑问时，要用句子的实义动词
21. He________ be in the garden. He must be in the room.
单页横向
A. can’t B. mustn’t C. will not D. may not
解析：选A. 否定推测用can’t不用mustn’t
22. “Do you have to leave now?”
“I am very sorry, but I really______.”
A. can’t B. have C. should D. must
解析：选D. 回答have to 的疑问句用must作肯定回答。
23. “Let’s go to the library, shall we?”
“_________?”
A. No, I can’t B. Yes, I will
C. Yes , thank you D. No, we’d better not
解析：选D. A,B,C都 不能回答shall we, 华罗庚事迹此处D的语气比较婉转客气。
24. “Can I take it away?”
“ You ______ better not.”
A. should B. could C. would D. had
背对背拥抱吉他谱解析：选D. had better 与不带to 的不定式构成谓语，可以变成疑问句：Hadn’t you better----
25. You _______ have brought your camera. They all had theirs with them.
A. couldn’t B. needn’t C. wouldn’t D. mustn’t
解析：选B. 本来不必要做某事.
26. See who is there!______it be May?
A. May B. Must C. Can D. Will
解析：选C. 表推测时A，B都用作疑问句。
27. John______ be a basketball player. He is much too short.
A. may B. mustn’t C. can’t D. should
解析：选C. 断然的不定推测用can’t
28. The Chine teacher looks so pale. She ______ be ill.
