宜廾

Exercises:

1. They searched for hours, but ____be found.
A、at no time could the missing book
B、nowhere could the missing book
C、nowhere the missing book could
D、at nowhere the missing book could
2.  ____ he illmannered, ____the laziest and the most irresponsible creature you could ever hope to meet.
A、 Not only is...but he is also
B、Not only is...but also
C、Not only is...but also is he
D、Not only...but also
3. ____left unguarded.
A、At no time the gate
B、At no time was the gate
C、At no time the gate was
D、At no time did the gate
4. ____did he realize that he had made a mistake.
A、Upon entering the classroom
B、Only after entering the classroom
C、After he had entered the classroom
D、As soon as he entered the classroom
5. ____ a machine been so efficient and accurate as the electronic computer.
A、More than ever before
B、Never before has
C、In the past, there never has
D、Formerly there never was
6. Little ____ about him when I first met him in that company.
A、have I known
B、had I known
C、do I know
D、did I know
7. At no time, and under no circumstances ____ the first to use nuclear weapon.
A、China will be
B、will be China
C、will China be
D、shall China be
8.  I didn't like our new English teacher, and ____.
A、neither did my classmates
B、neither my classmates did
C、my classmates don't too
D、my classmates did not also
9. Only when you have acquired a good knowledge of grammar ____ fluently.
A、you will write
B、can you write
C、you can write
D、you could write
10. Only when David did it a second time ____.
A、he realized his mistake
B、he was realizing his mistake
C、did he realize his mistake
D、he did realize his mistake
11. Surroundings have changed and ____ in them.
A、so have the people
B、had gone
C、the people have so
D、the people so have
12.  ____ dark was the night that we had to rely on our ears instead of our eyes.
A、How
B、Extremely
C、Very
D、So
13. ____ that the pilot couldn't fly through it.
A、The storm so severe was
B、So severe was the storm
C、So the storm was severe
D、Such was the storm severe
14.  ____, I couldn't lift the box.
A、As I might try
B、As try I might
C、Try as I might
D、Try though I might
15. ____ you were coming today, I'd have met you at the airport.
A、Have I known
B、I have known
C、Had I known
D、I had known
16. Nowhere but in China ____ the reform so clearly, which have surprised us all.
A、we have seen
B、we so
C、we must have seen
D、have we seen
17. By no means ____ their own language well.
A、it is true that all people know
B、is it true that do all people know
C、it is that do all people know
D、 is it true that all people know
18. Scarcely ____ when the murderer shot him down.
A、did he finish his opening address
B、he did finish his opening address
C、had he finished his opening address
D、he had finished his opening address
19. Only recently ____ to deal with the problem.
A、something has done
B、has something done
C、has something been done
D、something has been done
20. Never before that night ____ the limit of my own power.
A、had I felt
B、I had felt
C、did I feel
D、I did feel
21. No one realized ____ it was until much later.
A、how serious a crime
B、what serious a crime
C、how a serious crime
D、how a crime serious
22. On no condition ____ with him.
A、we cannot agree
B、would we agree
C、can we agree
D、we can agree
23. Factory workers have to work very hard, ____.
A、farmers do so
B、farmers work so
C、so hard farmers
D、so do farmers
24. Rarely ____ such a silly thing
A、have I heard of
B、I have heard of
C、have I been heard of
D、I have been heard of
25. Not until I went to America ____ what kind of a country she is.
A、did I know
B、I know
C、 I didn't know
D、 I could know
26. So instructive ____ the student wanted to see it again.
A、was the film
B、it was the film
C、 the film was
D、the film it was
27.  ____ a postgraduate, I would at least master two foreign languages.
A、Should I become
B、Were I to become
C、Had I become
D、I should become
28. Seldom ____ any mistakes during my past five years of teaching in this university.
A、would I make
B、I did make
C、should I make
D、did I make
29. ____ she would have avoided the accident.
A、She was more careful
B、If she was more careful
C、Had she been more careful
D、She had been more careful
30. ____ forget my hometown and my happy childhood.
A、Never I will
B、Never will I
C、Never I
D、I never have