45. They discussed ________ they could settle the problem without others' help.

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

44.We all know the truth ___ there are air, water and sunlight there are living things.

A. where 　　 　B. wherever　 　　　　　　 C. that 　　　　　 　D. that wherever

43. It ________ Bob drives badly.

A. thinks that B. is thought what　　　 C. thought that　　 D. is thought that

42. Is this ________ we met each other two years ago

A. place 　　　 B. place in which 　　　　 C. where 　　　　 　D. place which

41."Do you know ________ " "His father is a doctor."

A. what is his father　　　　　　　　　 B. who is his father

　C. what his father is　　　　　　　　　 D. who his father is

40. I have no idea ________ or not he has finished the work.

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

39.One of the men held the view ________ the book said was right.

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

38._______ did he tell his wife ________ he wished to do

A. That...what 　B. What...that 　　　　 C. Where...which 　 D. Which...where

37.________ was the idea _______ the wife thought of

A. What...that 　B. That...what 　　　　 C. How...why 　　 　D. Why...how

36.________ we go swimming every day ________ us a lot of good.

A. If...do 　　 　B. That...do 　　　　　 C. If...does　　 　D. That...does