43. It was a long time _____________I went to sleep again.

A. when　　　 B. while　　　 　　　C. before　　　　　 D. until

42. I had lived there for over thirty years ___________I wanted to return to my motherland again.

A. until　　　　　 B. after　　　　　 C. while　　　　　　　 D. when

41. I usually watch TV in the evening ____________I have to study for an examination.

A. because　　　　 B. unless　　　　 C. while　　　　　　 D. the moment

40. We made a decision __________there would be rain, we should stay at home.

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

31-35 CBBAA　　 36-40 BBABC

39. Father was ________busy in working __________he often forgot rest or meals.

A. very, that　　　　 B. so, that　　　　　　 C. such, as　　　　　 D. enough, as

38. I will never stop ______________they might like it.

A. no matter how　　　　　 B. how　　　　　 C. what　　　　　 D. though

37. __________often you ring, no one will answer.

A. How　　　　　 B. However　　　　　 C. Whom　　　　　 D. Whenever

36. They waited __________it was dark before leaving, _________they didn’t want anyone to see them leave.

A. since; because　　　　　 B. until; as　　　 　C. unless; for　　　　 D. so; because

35. I knew Mr. Green _____________I knew Mrs. Green.

A. long before　　　　 B. before long　　　　　　 C. long ago　　　　　 D. after long

34. ____________, I am sure that the boy is honest.

A. Whatever people say　　　　　　　 B. No matter people say

C. What people say　　　　　　　　　 D. It doesn’t matter people say