45.Christie stared angrily at her boss and turned away, as though 　　　　　out of the office.

　　 A. to go　　　　　　　 B. went　　　　 C. gone　　　　 D. would go

44.I don’t think you’ll be able to understand that 　　　　you are my age.

　　 A. even　　　　 　　　B. only when　　 C. as if　　　　 D. even when

43.She must have gone out early, 　　　　　she had not shown up at breakfast.

　　 A. because　　　　　 B. since　　　　 C. for　　　　　 D. therefore

42.-Do you have any idea what Hank does all day?

-I know he spends at least as much time watching TV as he 　　　.

　A. does writing　　　 B. writes　　　 C. is writing　　　 D. does to write

41.The next moment, 　　she had time to realize what was happening, she was hit over the head.

　　 A. when　　　　　 B. before　　　 C. since　　　　 D. as

40.　　 you want me to fire you，I suggest you stop wearing sports clothes at office．

A.If　　　　　 B.Since　　　　 C.Unless　　　 D.Until

39. 　　you have mentioned it，I’ll remember to look after your dog when you go traveling．

　　 A.Before　　　 B.If　　　　　 C.Now that　　 D.Until

38.We won’t give up　　 we should fail 10 times．

A.even if　　 B.since　　　　 C.whether　　　 D.unti1

37. 　　you go,　　 be honest and modest．

　　 A.Wherever；do　　 B.Wherever；must　　 C.Where；do　　 D.Where；should

36.When you read the book，you’d better make a mark　　 you have any questions.

　 A.at which　　 B.at where　　 C.the place where　　 D.where