41.Fingerprints might have proved that the suspect was at the scene of the crime.
A. The suspect might be at the scene of the crime though his fingerprints have not been proved.
B. It was possible that fingerprints proved the presence of the suspect at the scene of the crime.
C. Fingerprints are proved to have belonged to the suspect at the scene of the crime.
D. Without doubt, the suspect was at the scene of the crime due to his fingerprints.

25.It’s been a good year. I’ve written two books and a couple of articles, and _______ are now in print.
A. both of which B. both of them C. all of which D. all of them

24.Don’t give up your harboring dream. _______ working harder and harder.
A. Try out B. Keep on C. Speed up D. Go off

23.You wouldn’t survive now _______ you from the debris.
A. had they not found B. if they hadn’t been finding
C. if they weren’t finding D. unless they found

22.Bricks baked in a kiln are _______ are dried in the sun.
A. the hardest of those that B. much harder than those that
C. not as nearly hard as those D. far harder than those

21.John impressed me when he was a child. When I first met him, he came _______ an intelligent and honest boy.
A. up with B. over as C. in for D. up to

20.Alex. “I’ve had my purse stolen!”
Bill. “Oh really? _______ How did that happen?”
A. Poor you! B. Bad luck, so. C. Never mind. D. It’s a pity.

19.Mrs. Wesley. “Who will help me put away the garbage? Ron?”
Ron. “_______”
A. Oh, no. Not for me. B. I’m not sure about it.
C. Wait a minute. D. Sure. I won’t do it.

18.I’d reminded him at least three times _______ to the meeting on time, but it turned out to be useless.
A. he should come B. to come C. of having come D. about the coming

17.We have organized food and water _______ in African countries.
A. relief B. service C. distribution D. supply