Sound travels fast, but light travels faster. 声音传得快，但是光传得更快。
【考点扫描】
中考考点在本单元主要集中在：
1. 一般过去时； 2. 反意疑问句的用法； 3. 一般将来时； 4. 感叹句；
5. 简单句的五种基本句型；
6.情态动词can, may和must, have to的用法； 7. 时间状语从句和条件状语从句； 8. 本单元学过的词汇、短语和句型； 9. 本单元学过的日常交际用语。
考试形式可以是单项填空、完型天空、短文填空和完成句子。
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【中考范例】
1. (2004年长沙市中考试题)
---Do you know if we will go to the cinema tomorrow? ---I think we'll go if we ________ too much homework. A. will have B. had C. won't have D. don't have 【解析】答案：D。该题考查的是条件状语从句的时态。在条件和时间状语从句里通常用一般现在是表示将来的动作。 2. (2004年佛山市中考试题)
You have been to Tibet, ______? I was told that the snow-covered mountains were very beautiful.
A. have you B. haven't you C. don't you
【解析】答案：B。该题考查的是反意疑问句的构成。反意疑问句的前一部分是肯定句，后一部分就应该是否定的疑问部分，而且要和前一部分保持时态上的一致。 3. (2004年扬州市中考试题)
---Jacky, look at that Japanese sumoist(相扑手).---Wow, ______________!
A. How a fat man B. What a fat man C. How fat man D. What fat man
【解析】答案：B。该题考查的是感叹句的构成。这个感叹句省略了主谓部分，只保留了感叹部分。如果以What开头，就应该是What a
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fat man! 如果是How开头，就应该是How fat! 4. (2004年福建省泉州市中考试题)
---Thanks for your help. ---__________________
A. It doesn't matter B. Don't thank me C. You're welcome D. That's right
【解析】答案：C。该题考查的是日常交际用语。回答别人的道谢通常用“That's all right.”或”You're welcome.”
初二英语（下） 【知识梳理】 I. 重点短语
1. on time 2. out of
3. all by oneself 4. lots of 5. no longer 6. get back 7. sooner or later
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8. run away 9. eat up 10. take care of 11. turn off 12. turn on 13. after a while 14. make faces 15. teach oneself 16. fall off 17. play the piano 18. knock at
19. to one's surprise 20. look up 21. enjoy oneself 22. help yourself
23. tell a story / stories 24. leave....behind …… 25. come along
26. hold a sports meeting 27. be neck and neck 28. as ... as
29. not so / as ... as
30. do one's best 31. take part in 32. a moment late 33. Bad luck! 34. fall behind 35. high jump 36. long jump 37. relay race 38. well done! 39. take off 40. as usual 41. a pair of 42. at once 43. hurry off 44. come to oneself 45. after a while 46. knock on 47. take care of 48. at the moment 49. set off 50. here and there 51. on watch
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