31. ---__________ will this goal be achieved?

　　 --- After 2011.

　 A. How long　　 B. How often　　 C. How soon　 D. How far

30. There is no doubt ________ Tom is a good clever boy.

　 A. whether　　　　　 B. if　　　　　　 C. when　　　 D. that

29. Almost seven tons of amber__________ the Amber Room.

A. was used to make　　　　　　 B. was used to making

C. were used to make　　　　　　 D. were used to making

28. Only when I got here _________ that I had made a big mistake.

　A. did I realize　　　 B. I realized　　 C. I have realized D. have I realized

27. When they organized the ANC Youth League, he_________ it as soon as possible.

A. attended　　　　 B. joined　　　 C. took part in　 D. joined in　

26. At 3:42 am everything began to shake. In fifteen terrible seconds a large city _____ in ruins.

A. caught　　　　　 B. trapped　　　 C. lay　　　　 D. stood　

25. Along the way children ________ in long wool coats _______ to look at us.

A. dressed; to stop　 B. dressing; stopping

C. dressing; stopped　 D. dressed; stopped

24. Our English teacher soon got all of us _________ in English soon.

A. interest　　　 B. to interest　　　 C. interesting　　 D. interested

23. Today, _______ people speak English as their first, second or a foreign language than ever before.

A. many　　　　 B. some　　　　　 C. more　　　　　 D. most

22. It was the first time in two years that I________ my youngest son face to face.

　 A. have seen　　　 B. had seen　　　 C. saw　　　　　 D. see