31. It’s about time that this problem .

　　A. to settle B. should be settled C. be settled D. to be settled

　　32. A person a foreign language must be able to use the foreign language

　　all his own.

　　A. learning, forgetting B. who learns, to forget

　　C. to learn, to forget D. using, but

　　33. Einstein was given the Nobel Prize Physics in 1921.

　　A. in B. at C. on D. for

　　34. In the geography lesson, the teacher told the children that the earth round like a ball.

　　A. was B. is C. were D. had been

　　35. His father died and him a lot of money.

　　A. sent B. afforded C. left D. gave

　　36. No sooner had he left the police arrived.

　　A. when B. then C. than D. before

　　37. Still water run .

　　A. quick B. deeply C. deep D. quickly

　　38. He often goes to school by bike it rains.

　　A. besides B. except for C. except D. except when

　　39. It is important us the balance of nature.

　　A. for…to keep B. of…to keep

　　C. for…keeping D. of…to have kept

　　40. There is little ink in the bottle, ?

　　A. isn’t there B. isn’t it C. is there D. is it