6. If you speak slowly and clearly, the students will____ the meaning.A. take on B. take down C. take in D. take back 7. I supppose you are not serious,____?A. don't I B. do I C. are you D. aren't you 8. Move up a little, I haven't any____ to sit.A. area B. room C. place D. space 9. It's high time we____ something to stop traffic accident.A. do B. will do C. did D. must do 10. Without your help, we____ so much.A. didn't achieve B. would not have achieved C. will not achieve D. don't achieve

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1c.理解的意思;2c.反意疑问句应和从句的主语和助动词一致3d.空间的意思4c.it's high time 后跟虚拟5b.含蓄条件句