35. Their new bridge is being built now, which is said to be _____ the old one.

　 A. the length three times of　 B. three times the length of

　 C. three times as longer as　　 D. three times the length as

34. It _____ she had stayed with him for a few months _____ she realised he was really a warm-hearted man.

　 A. was until; that　 　　　　　　　　　 B. was until; when　

C. wasn’t until; when　 　　 D. wasn’t until; that

33. ---I couldn’t find David anywhere.

---Well, he _____ have gone far---his coat is still here.

A. shouldn’t　 B. mustn’t　 C. can’t　 D. wouldn’t

32. Only by _____ your attention _____ what you are learning _____learn it well.

　 A. focus; on; you can　　 B. pay; on; you will

C. focusing; on; can you　 D. paying; on; will you

31. In peace, too, the Red Cross is expected to send help _____ there is human suffering.

　 A. whoever　 B. however　 C. whatever　 D. wherever

30. As we all know, it was _____ that led to the terrible car accident.

　 A. because of her carelessness　　　　　 B. her being careless

　 C. because she was careless　　 D. her careless