40. Thanks to your help, ________ I would not have completed the task on time.

A. however　　　　　　 B. because　　　　　 C. so　　　　　 D. otherwise

39. The conflict had developed into a stage ______ the two countries were gathering big troops on the border.

A. where　　　　　　　 B. when　　　　　　 C. which　　　　 D. that

38. The schools themselves admit that not all children will be successful in the jobs ______ they are being trained.

　 A. in that　　　　　　　 B. for that　　　　　 C. in which　　　 D. for which

37.______ scientists know where a storm will happen, winds will suddenly change, carrying the storm to a new direction.

A. Even if 　　　　　　　 　　　B. Since　　　　　　　 　　 C. Despite　　　　　　 D. Unless

36.When doing your history homework on the Civil War by typing in details to Google, a list of related books will ______ .

A. come on　　　　　　 　　 B. come up　　　　　 　 C. come down　　　　 D. come across

35. He _______ to go to Tsinghua University to study after graduating from high school, so he is working very hard.　

A. demands　　　　　　　　　　 B. defends　 　　　　C. desires 　　　　　　　　　　 D. designs

34. The thief went into the house at midnight, only ______ by the policemen hiding there.

A. to catch　 　　　　　　　　　 　B. catching 　 　　　　C. to be caught　　　　 D. caught

33. It is because English is being widely used at present _______.

A. why we learn it hard　 B. that we learn it hard

C. which we must learn　 D. when we should learn

32. Mum has always made me ________ my skin problem and encouraged me to use the cream.

A. aware of　　　　　　 B. compared to　　 C. familiar with　　 D. accustomed to