25. The plane will leave _________ ten minutes. A. after B. in C. at D. on ...

11. The teacher told the boy to _____ all the waste paper lying about after the picnic and burn it. A. collect B. ask C. commit D. confirm ...

6. 作业答案来源：www.vu80.com 更多资源共享。 Tom wanted to show you the picture________. A. in this morning B. this morning C. today morning D. on the morning ...

1. _________ first lesson is _________ very easy one. A. The, / B. The, a C. a, a D. a, / ...

21. ——Would you like to go shopping with me? —— （） . A. Yes, please B. Yes, I’d love to C. That’s right D. Quite well ...

16. My dictionary ____ . I have looked for it everywhere but____ still it. A. has lost, don't find B. is missing, don't find C. has lost, haven't found D. is missing, haven't found ...

10. “ _________ ” “OK. See you tomorrow.” A. I think it's too late B. Are you Miss Li? C. It's time for me to be off D. Where will we meet tomorrow? ...

5. I’ll spend all my work time _____ giving advice _____ learning English well. A. in, on B. on, in C. in, in D. to, on ...

25. I owe a great deal to my coach. Without his encouragement, I ________ my goal. A. will never have achieved B. needn't have achieved C. would never have achieved D. mustn't have achieved ...

19. In recent years much emphasis has been put ____ developing the students' productive skills. A. at B. in C. for D. on ...