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31. After that earthquake last year, we had to start _________ scratch rebuilding our houses.

A. of　　　 B. from　　　　　　　　 C. in　　　　　　 D. up

30. __________ is responsible for the Chenzhou train collision will be punished.

A. Whatever　　　 B. No matter what　　　　　 C.　 Whoever　　 D. No matter who

29. When report came into London Zoo ______ a wild lion had been spotted forty-five miles south of London, they did not take it seriously.

A. which　　　　　　 B. where　　　　　　 C. that　　　　 D and

28. Only when he returned ___________ that the war had ended and the army had come back.

A. we tell　　　　　　 B. we told　　　　　 C. did we tell　　 D. were we told

27. Nowadays more young people have suffered from diabetes __________ it is generally realized.

A. than　　　　 B. that　　　　　 C. which　　　　　　 D. what

26. The man didn’t know _________ the thief broke into the house and stole all his valuable things

A. it was when that　 　B. when it was that　　 C. that it was when　　　 D. was it when that

25. There ________ no water for 2 days, the travellers were all thirsty.

A. having been B. had been　　　 C. is　　　　　　　 D. was

24. Her father told her to be careful when _____ the street.

A. he is crossing　 B. she is crossing C. crossed　　 D. crossing

23. Hardly ________ home when he was asked to go back to work.

A. had he arrived　　 B. he had arrived　　 C. did he arrive　 D. he arrived

22. – My key is gone. Have you seen it anywhere?

– Oh, it is in the room _______ we had a talk last night

A. that　 B. which　　　　　　 C. where　 D. what