1． The monument was built in honor of the explorer who was believed _____ the river.
A. to have discovered B. to have been discovered
C. to discover D. having been discovered
答案A
2. The thief fell to the ground, his left foot _____ and blood _____ down from his mouth.
A. breaking; running B. broken; running
C. breaking; run D. broken; run
答案B
3. The program was so exciting that the children kept their eyes _____ on the screen.
A. to fix B. to be fixed C. fixed D. fixing
　 答案C
4. As I will be away for at least a year, I’d appreciate _____ from you now and then so that I can know how everyone is getting along.
A. having heard B. to hear C. hearing D. being heard
答案C
5. --- Did you get a dictionary?
--- No, I _____, but there were not any _____.
A. tried; to be left B. had tried to; leaving
C. tried to; left D. had tried; have left
答案C
6. How could he get the plan _____ without any one to support him?
A. to carry out B. carry out C. carrying out D. carried out
答案D
7. New ideas sometimes have to wait for years before _____.
A. being fully accepting B. fully accepting C. having fully accepted D. fully accepted
答案D
8. I’m examining the article he has just finished _____ the possible mistakes in it.
A. being corrected B. to correct　 C. corrected D. having corrected
答案B
9. _____ full preparations, we decided to put off the meeting till next week.
A. We did not make B. Having not made C. We had not made D. Not having made
答案D
10. We should prevent such a silly mistake _____ again.
A. occurring B. to occur C. to be occurred D. from being
答案A

所有这些题，就考虑是主动还是被动，然后就好选了．

1． The monument was built in honor of the explorer who was believed _____ the river.
A. to have discovered B. to have been discovered
C. to discover D. having been discovered
答案A
主动，过去．

2. The thief fell to the ground, his left foot _____ and blood _____ down from his mouth.
A. breaking; running B. broken; running
C. breaking; run D. broken; run
答案B
第一个是过去被动，第二主动．

3. The program was so exciting that the children kept their eyes _____ on the screen.
A. to fix B. to be fixed C. fixed D. fixing
　 答案C
被动

4. As I will be away for at least a year, I’d appreciate _____ from you now and then so that I can know how everyone is getting along.
A. having heard B. to hear C. hearing D. being heard
答案C
主动．

5. --- Did you get a dictionary?
--- No, I _____, but there were not any _____.
A. tried; to be left B. had tried to; leaving
C. tried to; left D. had tried; have left
答案C
tried to(get),要用left.

6. How could he get the plan _____ without any one to support him?
A. to carry out B. carry out C. carrying out D. carried out
答案D
被动．

7. New ideas sometimes have to wait for years before _____.
A. being fully accepting B. fully accepting C. having fully accepted D. fully accepted
答案D
被动

8. I’m examining the article he has just finished _____ the possible mistakes in it.
A. being corrected B. to correct　 C. corrected D. having corrected
答案B
主动，将来．

9. _____ full preparations, we decided to put off the meeting till next week.
A. We did not make B. Having not made C. We had not made D. Not having made
答案D
现在完成短语做状语．

10. We should prevent such a silly mistake _____ again.
A. occurring B. to occur C. to be occurred D. from being
答案A
将来，主动．