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本单元语法讲解 现在完成时 1.现在完成时态表示过去发生的动作对现在造成的影响或结果。本时态标志词： already (“已经”，用于肯定句中，放在have /has之后或句尾); yet (“仍然”“还”，用于疑问句或否定句的句尾) just(“刚刚”，放在have /has之后); before(“以前”，放在句尾); ever(“曾经”，放在have /has之后) never (“从没有”，在have /has之后) 例句： 1.Our teacher has just left. 2.We have studied English already. 3.I have not finished the homework yet. 4.He has never been to Beijing before. 2.某个动作从过去已经开始,一直持续到现在,还有可能持续到将来.动作的持续性要通过一段时间来表示一段时间的表达方法有两种: for: +一段时间 for a year for two weeks for three years Since +过去的某一时刻, since nine since last week Since +一般过去时态的时间状语从句 since you came ; since you got home. 注意：结束性动词不能和表示一段时间的时间状语连用,但是它们可以转换成相应的延续性动词. 1.直接用延续性动词 buy– have;catch(get) a cold –have a cold;borrow—keep;become—be;put on-- wear 2.转换成be+名词 join the army – be a soldier;join the Party –be a Party member; go to school– be a student 3转换成be+形容词或副词 die—be dead;finish – be over;begin—be on;leave—be away ; fall sleep – be asleep close – be closed come to/ go to/arrive at(in)+某地—be in(at) +某地 4.转换成 be+介词短语go to school– be in school ; get up_ be up; 现在完成时态常见标志词 1. already(已经), just(刚刚), never(从未/从没有), ever(曾经), yet(仍然/还), before(以前(句尾时) 2. since+点时刻或从句; for+段时间; how long(疑问句中用来提问since/for短语的) 3. so far;till now;by now(到目前为止;迄今) 4. recently近来 in the past/last+段时间 在过去的几年中 5. once(一次)，twice, three(four…) times 6. It is the+最高级+n.+ (that) sb.have ever done 例：What’s the best gift you have ever received? 你曾收到的最好礼物是什么? Unit 10 It’s a nice day, isn’t it? 1. feel like doing=want to do sth. 想做某事 2. like to do sth./like doing sth. 喜欢做某事 3. would like to do=want to do 想要做某事 4. like sb. to do 想要某人做某事 5. feel like sth. 觉得像…. 6. have a hard/difficult time doing sth 费了很大劲做某事 7. have problem doing sth 做某事有困难 8. have fun doing sth 乐于做某事 9. need to do sth. 需要做某事(主语是人，强调主动) 10. need doing=need to be done 需要被…(主语是物，强调被动) 例如：I need to do my homework The bike needs mending/reparing 11. a thank-you note for.. 感谢信 12. look through 浏览 13. get along/ on well with 相处得好 14. at least 至少 15. at most 最多 16. be careful =look out 当心,小心 17. be careful to do/not to do sth. 小心做/不做某事 18. cross a street =go across a street 过街(穿过表面) 19. go through 穿过(空间/房间/森林等) 20. go past 经过/路过 21. come along 跟着来 22. say in a low/loud voice 小声地/大声地说 23. something cost+钱= something is worth+钱 某物值多少钱 24. a high/low temperature 高/低温 25. the price is high/low 价格高/低 26. do/try one’s best to do sth. 努力/尽力做某事 27. by noon 28. look through books in a bookstore 29. a boy you’ve never seen before. 目标句型：反意疑问句句型如下： 注意：以下本单元语法反意疑问句容易考到的几个句型： 1. It looks like rain, doesn’t it? Yes, it does./No, it doesn’t看起来要下雨了,是吗? 2. He’s really good, isn’t he? 他确实好,是吗? 3. You are new here, aren’t you? 你是新来的, 是吗? 4. You have never been to Beijing, have you? ( never表达否定含义,后面用肯定) 5. She has few friends, does she? (few表达否定含义,后面用肯定) 6. Tom had little work to do, did he? (little表达否定含义,后面用肯定) 7. You can hardly do the work, can you? (hardly表达否定含义,后面用肯定) 8. Let’s go home, shall we? 9. Don’t be late again/Let us go home, will you?(祈使句用will you;但Let’s开头的用shall we) 10. Thank you so much for asking/inviting /having me!非常感谢你邀请我 11. How much does that shirt cost=How much is the shirt?那件衬衣值多少钱? 12. He sure is. 13. This is great weather, isn’t it? It sure is. But it’s a little hot for me. 14. The line is slow, isn’t it? 15. Their prices are really low, aren’t they? 16. How big is your apartment? 17. Did you see the game on TV Friday night? 18. Sometimes it isn’t easy being the new kid at school. 19. The video you showed was really fun. 20. I was having a hard time finding it until you came along. 21. Friends like you make it a lot easier to get along in a new place. 22. Thanks for the tickets for next week’s game.I’m really happy to have the tickets. 23. I’ll think of you as we watch the Black Socks win the game. 24. The traffic is very busy at this time. 25. I’m going to look through the newspaper for a holiday job. 26. Be careful to look both ways before you cross the street. 27. If you have finished your homework, you could help with cleaning and cooking. 对于这个问题  我有话说(责任编辑：admin) |