但是，有些動詞后面接“疑問詞how+不定式”作賓語時，盡管其中的how在漢語中無需譯出，但卻不能將how省略：

He knows how to play the piano. 他會彈鋼琴。

He showed her how to swim. 他教她游泳。

Soon you’ll find out how to drive a car. 不久你就會學會開車的。

We never discovered how to open the box. 我們一直未發現如何打開這個盒子。

Can you explain how to make a cake? 你可以給我解釋一下怎么做蛋糕嗎？

九、重點考點原創精練

1. _____ the seeds and they will grow.

A. Water                   B. To water               C. Watering              D. Watered

2. The purpose of the scheme is not to help the employers but ______ work for young people.

A. provide                B. to provide             C. providing              D. provided

3. He arrived at the office early, ______ a good example to the others.

A. set                       B. to set                    C. to be set                D. having set

4. Please make my excuse at tomorrow’s meeting — I’ve got too much work ____.

A. to do to come        B. doing coming        C. to do coming         D. to do coming

5. We looked everywhere for the keys, but they are nowhere _____.

A. to find                  B. to have found        C. to be found           D. being found

6. After describing the planned improvements, she went on ______ how much they would cost.

A. to explain             B. explaining             C. to be explaining     D. having explained

7. To test eggs, _____ them in a bowl of water: if they float they’re bad, if they sink they’re good.

A. put                       B. putting                 C. to put                   D. to be putting

8. Please remember ______ the plants while I’m away.

A. watering               B. to be watering       C. to water                D. being watering

9. ______ wine, first you must press the grapes.(www.hz123456.com)

A. Making                B. To make               C. To be making        D. Make

10. I’ve never been so poor _______ able to afford a meal.

A. as to be not           B. not as to be           C. as not to be           D. as to not be

11. I don’t know whether to stay in teaching or ______ another job.

A. trying getting        B. to try to get           C. trying to get          D. try get

12. I’ll have to change my clothes before I go out — I don’t want ______ like this.

A. to see                   B. to be seeing           C. to be seen             D. being seen

13. In fact, she was the first woman ______to such a post.

A. to elect                 B. to be electing        C. to have elected      D. to have been elected

14. I’d like ______ over the Alps and looking down at the mountains.

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

15. I’m learning _____ a cake. Can you explain _____ one?

A. to make, to make   B. how to make, to make

C. to learn, how to make                            D. making, making   

16. Whom would you rather _____ with you, Jim or Jack?

A. have go                B. have to go             C. have gone             D. has to go  

17. The husband advised ______ to the south, but his wife advised him _____ up the idea.

A. moving, giving     B. to move, to give    C. moving, to give     D. to move, giving

18. “Would you like to come for a walk with me?” “I’d prefer _____, thank you.”

A. not to                   B. to not                   C. not                       D. can’t 

19. I would mend your radio, but I don’t know _____.

A. how                     B. to                         C. how to                  D. to how 

20. “I haven’t heard from Henry for a long time.” “What do you suppose _____ to him?”

A. was happening      B. to happen              C. has happened         D. had happened 

21. When I handed the report to John, he said that George was the person _____.

A. to send                 B. for sending it        C. to send it to           D. for sending it to 

22. “Do you know the girl in red?” “She seems _____ me at last month’s party. But I’m not sure.

A. to introduce to                                      B. to be introduced to 

C. being introduced to                               D. to have been introduced to  

23. We all agreed ______ for another day, but Jim disagreed ______.

A. to wait, to do so    B. to wait, 不填

C. waiting, doing so   D. waiting, 不填 

24. He made up his mind to devote his life _____ pollution _____ happily.

A. to prevent, to live  B. to prevent, from living

C. to preventing, to live                             D. to preventing, from living 

25. I wish I’d been there — I would like _____ her face when his husband came in.

A. to see                   B. to have seen          C. seeing                   D. having seen 

參考答案：01—05 ABBAC  06—10 AACBC  11—15 BCDCC  16—20 ACACC  21—25 CDBCB

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