2017中考英语分类练习：介词部分5

　　23. The question is ______ he won’t listen to anyone.

　　A. that B. whether C. if D. when

　　24.-Your picture is wonderful!

　　-I worked for 8 hours ______ I finished it.

　　A. when B. before C. while D. after

　　25. Maths is not easy to learn, ______ we must work herder.

　　A. but B. or C. so C. and

　　26. Ted tried his best, ______ he caught up with the others at last.

　　A. but B. or C. and D. because

　　27. He can’t decide which to choose ______ there is no difference between them.

　　A. but B. so C. because

　　28. Mr Huang decided to buy that CD player ______ it was expensive.

　　A. even though B. so that C. because D. as if

　　30. A good friend always gives you a helping hand ______ you’re in trouble.

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

　　31. He didn’t know the news _______ his parents told him about it.

　　A. when B. after C. as soon as D. until

　　32. ______ he said he wasn’t hungry at all, he ate a big breakfast.

　　A. Unless B. Because C. If D. Though

　　33. –You watched the fashion show last week, didn’t you?

　　- Yes, ______ I missed the beginning.

　　A. or B. so C. and D. but

　　34.I will wait ______ he come back, because I have something to tell him.

　　A. until B. before C. when

　　35. Take more exercise, _______ you’ll be healthier.

　　A. and B. or C. but

　　36. Woke hard, _______ you will fall behind.

　　A. or B. and C. so D. so but

　　37. There was ______ smoke that they couldn’t see anything clearly.

　　A. too B. too many C. so much D. so many

　　38. The two friends were ______ pleased to see each other that forgot everything.

　　A. so B. too C. very D. much

　　39. He had ______ much work to do that he couldn’t go out.

　　A. so B. much C. as D. or

　　40. Tom has been in the factory ______ he left school.

　　A. when B. since C. as soon as D. whether

　　41. The nurse doesn’t feel well today, ______ she still works very hard.

　　A. but B. and C. or D. when

　　42. ______ my mother ______ my sister watches TV plays these days.

　　A. Either, not B. Both, and C. Neither, or D .Neither, nor

　　43. Lucy knew nothing about it ______ her sister told her.

　　A. because B. until C. if D. since

　　44. I left my umbrella in my room. Could you wait ______ I go back to get it?

　　A. when B. if C. while D. before

　　45. Study hard, ______ you will fall behind the other.

　　A. and B. but C. or D. though