45.She ____ that she lives in London.

　 A. said　　 　　　　　　　 B. says　 　　　　　　　　　　 C. had said　 　　　　　　　　　　 D. was saying

44. Now we have learned ____

　 A. what is heat　 　　 B. whether heat is　 　　 C. when is heat　 　　　　　 D. what heat is

43. He said that he ____us

　 A. will help　 　　　　　 B. would help　 　　　　　 C. is helping　 　　　　　　　 D. helped

42.She said that she ____there for two years.

A. has worked　 　　　　 B. had worked　 　　　　　 C. was working　 　　　　 D. worked

41.The book looks ____it had been out in the rain.

A. that　 　　　　　　　　　 B. whether　 　　　　　　　　 C. as though　 　　　　　　　 D. what

40._____we are doing has never been done before.

A. That　 　　　　　　　　 B. Which　 　　　　　　　　　 C. whether　 　　　　　　　　 D. What

39.I can’t tell ______

A. what one my brother likes best

B.　　　 which one my brother likes best

C.　　　 that one does my brother like best

D.　　 which one does my brother like best

38. A simple experiment shows____ air has some strength.

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

37. My father wouldn’t tell me____ his new car.

　 A. how much he paid for　 　　　　　　　　　　　　　 B. how much did he pay

　 C. he paid how much for　 　　　　　　　　　　　　　 D. did he pay how much

36. She wanted to know____.

A. whether I knew her and where did she work

B.　　　 if I know her and the factory she worked there

C.　　　 whether I knew her and the factory she worked

D.　　 if I knew her and the factory where she worked