摘要：解析：ask sb. to do sth. 表示“要求某人做某事”，是固定搭配，所以选B。

中考英语必备不定式选择填空专练

1. My mother asks me ______ the room every day.

A. clean B. to clean C. cleaning D. cleaned

2. She wants ______ a singer when she grows up.

A. be B. to be C. being D. been

3. I hope ______ you soon.

A. see B. to see C. seeing D. saw

4. They decided ______ to the mountains for vacation.

A. go B. to go C. going D. went

5. He plans ______ a party for his birthday.

A. have B. to have C. having D. had

6. The teacher tells us ______ in class.

A. not talk B. not to talk C. don't talk D. not talking

7. I find it important ______ English well.

A. learn B. to learn C. learning D. learned

8. She is too tired ______ any longer.

A. walk B. to walk C. walking D. walked

9. The boy is old enough ______ to school by himself.

10. Do you know how ______ this machine?

A. use B. to use C. using D. used

11. I have a lot of homework ______ tonight.

A. do B. to do C. doing D. done

12. There is nothing ______ in the fridge.

A. eat B. to eat C. eating D. eaten

13. She is the first student ______ the answer.

A. find B. to find C. finding D. found

14. His dream is ______ a famous writer.

A. become B. to become C. becoming D. became

15. They got up early ______ the first bus.

A. catch B. to catch C. catching D. caught

16. I don't know what ______ at the meeting.

A. say B. to say C. saying D. said

17. He stopped ______ a rest because he was too tired.

18. Remember ______ the door when you leave.

A. close B. to close C. closing D. closed

19. Don't forget ______ your homework to school tomorrow.

A. bring B. to bring C. bringing D. brought

20. The teacher asked us ______ the questions carefully.

A. answer B. to answer C. answering D. answered

21. It's very kind of you ______ me with my English.

A. help B. to help C. helping D. helped

22. She made her little brother ______ the room.

23. The boss made the workers ______ ten hours a day.

A. work B. to work C. working D. worked

24. Let's ______ basketball after school.

A. play B. to play C. playing D. played

25. Why not ______ shopping with me?

26. I heard her ______ in the next room just now.

A. sing B. to sing C. singing D. sang

27. It takes him half an hour ______ to school by bike every day.

A. get B. to get C. getting D. got

28. We are glad ______ you here.

29. He seems ______ happy today.

30. The best way ______ English is to use it.

31. I want to know when ______ for Shanghai.

A. leave B. to leave C. leaving D. left

32. He is always the last one ______ the classroom.

33. She is busy ______ her homework now, but she plans ______ shopping tomorrow.

A. do; to go B. doing; going C. doing; to go D. do; going

34. It's time ______ breakfast.

35. Would you like ______ some coffee?

A. drink B. to drink C. drinking D. drank

36. He offered ______ me with my math.

37. She pretended ______ me when I passed by.

A. not see B. not to see C. not seeing D. not saw

38. They expect ______ the game.

A. win B. to win C. winning D. won

39. He promised ______ his best to study hard.

A. try B. to try C. trying D. tried

40. We agreed ______ together.

答案及解析

1. 答案：B

- 解析：ask sb. to do sth. 表示“要求某人做某事”，是固定搭配，所以选B。

2. 答案：B

- 解析：want to do sth. 意为“想要做某事” ，这里用不定式作宾语，所以选B。

3. 答案：B

- 解析：hope to do sth. 希望做某事，是固定用法，因此选B。

4. 答案：B

- 解析：decide to do sth. 决定做某事，这里要用不定式，所以选B。

5. 答案：B

- 解析：plan to do sth. 计划做某事，固定结构，所以答案是B。

6. 答案：B

- 解析：tell sb. not to do sth. 告诉某人不要做某事，不定式的否定结构，所以选B。

7. 答案：B

- 解析：find it + adj. + to do sth. 发现做某事是……的，it是形式宾语，真正的宾语是后面的不定式，所以选B。

8. 答案：B

- 解析：too... to... 太……而不能……，是固定句型，所以选B。

9. 答案：B

- 解析：be + adj. + enough to do sth. 足够……做某事，这里用不定式，所以选B。

10. 答案：B

- 解析：“疑问词 + 不定式”结构，how to use 表示如何使用，所以选B。

11. 答案：B

- 解析：have sth. to do 有某事要做，用不定式作后置定语，所以选B。

12. 答案：B

- 解析：nothing to eat 没有东西可吃，不定式作后置定语，所以选B。

13. 答案：B

- 解析：the first to do sth. 第一个做某事的人，用不定式作后置定语，所以选B。

14. 答案：B

- 解析：be to do sth. 表示计划、安排或目的，这里用不定式作表语，所以选B。

15. 答案：B

- 解析：这里用不定式作目的状语，表示早起的目的是赶上第一班公交，所以选B。

16. 答案：B

- 解析：“疑问词 + 不定式”结构，what to say 表示说什么，所以选B。

17. 答案：B

- 解析：stop to do sth. 停下来去做另一件事，根据语境他累了，停下来休息，所以选B。

18. 答案：B

- 解析：remember to do sth. 记得去做某事（事情还没做），这里是离开时记得关门，所以选B。

19. 答案：B

- 解析：forget to do sth. 忘记去做某事（事情还没做），这里是不要忘记明天带作业，所以选B。

20. 答案：B

- 解析：ask sb. to do sth. 要求某人做某事，所以选B。

21. 答案：B

- 解析：It's + adj. + of sb. to do sth. 某人做某事是……的，用不定式，所以选B。

22. 答案：A

- 解析：make sb. do sth. 使某人做某事，省to的不定式，所以选A。

23. 答案：A

- 解析：make sb. do sth. 让某人做某事，省to的不定式，在被动语态中要还原to ，这里是主动语态，所以选A。

24. 答案：A

- 解析：let's do sth. 让我们做某事，省to的不定式，所以选A。

25. 答案：A

- 解析：Why not do sth.? 为什么不做某事呢？省to的不定式，所以选A。

26. 答案：A

- 解析：hear sb. do sth. 听到某人做某事（强调全过程），hear sb. doing sth. 听到某人正在做某事，这里强调刚才听到她唱歌这个动作，所以选A。

27. 答案：B

- 解析：It takes sb. some time to do sth. 花费某人多长时间做某事，用不定式，所以选B。

28. 答案：B

- 解析：be glad to do sth. 很高兴做某事，用不定式，所以选B。

29. 答案：B

- 解析：seem to do sth. 似乎做某事，所以选B。

30. 答案：B

- 解析：the best way to do sth. 做某事的最好方法，用不定式作后置定语，所以选B。

31. 答案：B

- 解析：“疑问词 + 不定式”结构，when to leave 表示什么时候离开，所以选B。

32. 答案：B

- 解析：the last one to do sth. 最后一个做某事的人，用不定式作后置定语，所以选B。

33. 答案：C

- 解析：be busy doing sth. 忙于做某事，plan to do sth. 计划做某事，所以选C。

34. 答案：B

- 解析：It's time to do sth. 是做某事的时候了，所以选B。

35. 答案：B

- 解析：Would you like to do sth.? 你想要做某事吗？用不定式，所以选B。

36. 答案：B

- 解析：offer to do sth. 主动提出做某事，所以选B。

37. 答案：B

- 解析：pretend not to do sth. 假装不做某事，不定式的否定结构，所以选B。

38. 答案：B

- 解析：expect to do sth. 期望做某事，所以选B。

39. 答案：B

- 解析：promise to do sth. 答应做某事，所以选B。

40. 答案：B

- 解析：agree to do sth. 同意做某事，所以选B。

来源：蒙古元素