英语人教版八年级下册知识点

1、精选优质文档-倾情为你奉上Unit 1 Whats the matter? 重点短语 1.have a fever 发烧 2. have a cough 咳嗽3.have a toothache 牙疼 4. talk too much 说得太多5. drink enough water 喝足够的水 6. have a cold 受凉;感冒7. have a stomachache 胃疼 8. have a sore back 背疼9. have a sore throat 喉咙痛10. lie down and rest 躺下来休息11. hot tea with honey 加蜂蜜的热茶12

2、. see a dentist 看牙医13. get an X-ray 拍X 光片14. take one s temperature 量体温15. put some medicine on sth. 在上面敷药16. feel very hot 感到很热17. sound like 听起来像18. all weekend 整个周末19. in the same way 以同样的方式20. go to a doctor 看医生21. go along 沿着走22. on the side of the road 在马路边23. shout for help 大声呼救24. without th

3、inking twice 没有多想25. get off 下车26. have a heart problem 有心脏病27. to one s surprise 使. 惊讶的28. thanks to 多亏了 ；由于29. in time 及时30. save a life 挽救生命31. get into trouble 造成麻烦32. right away 立刻；马上33. because of 由于34. get out of 离开;从出萍35. hurt oneself 受伤36. put a bandage on sth. 用绷带包扎37. fa ll down 摔倒38. fee

4、l sick 感到恶心39. have a nosebleed 流鼻血40. cut his knee 割伤他的膝盖41. put her head back 把她的头向仰42. have problems breathing 呼吸困难43. mountain climbing 登山运动44. be used to doing sth. 习惯做某事45. run out (of) 用完;用尽46. so that 以便47. so. . . that 如此 以至于48. be in control of 掌管;管理49. in a difficult situation 在闲境屮50. kee

5、p on doing sth. 继续或坚持做某事51. make a decision 做出决定52. take risks 冒险53. give up 放弃 知识点：1. What s the matter? 怎么啦？出什么事情了？【解析】matter/ ' mæt(r) /n.问题；事情 What s the matter with you? = Whats the trouble with you? = What s wrong with you? = Whats your trouble? = Whats up? = What happens to you?【注】：

6、matter 和trouble 为名词， 其前可加the 或形容词性物主代词 ， wrong 是adj. 不能加the【拓展】 It doesnt matter 没关系 （用来回答别人道歉时的用语）2. back n 背；背部 at the back of.在.的后面go/come back 返回 give back 归还3. hand n. 手 hand in hand 手拉手 V. 交给；传递 hand in 上交 hand on 依次传递 hand out 分发4.too much/too many/much tootoo much太多 后接不可数名词 There is too much

7、 rain these days.修饰动词，放在动词之后 Watching TV too much is bad for your eyes.too many太多 后接可数名词复数There are too many things for me to do every day.much too 修饰形容词或副词 Its much too cold in winter.5.enough 的用法 (1) adj.足够的，充分的 修饰名词时，可放在名词之前或之后 enough time (2) adv. “足够地， 十分，相当” 修饰adj./adv,放在adj./adv 后 expensive e

8、nough (3) be +adj. +enough to do sth be strong enough to carry the box.6. drink some hot tea with honey. 喝一些加蜂蜜的热茶。with ：prep “具有， 带有” , 表示某物带有或具有某种特征。 She is a girl with long hair. prep. 和.一起 I like to talk freely with my friends. prep 用.， 表示“使用某种工具” Cut it with a knife.（反） without没有7. see a dentis

9、t = go to a dentist看牙医 see a doctor = go to a doctor 看医生8.should “应该” 情态动词，后跟动词原形，表示责任和义务 should not =shouldnt 不应该 主语+ should/ shouldnt + 动词原形. .9.sound like 听起来像， 后接名词或名词性短语作表语。 【拓展】“感官动词+ like feel like 摸起来像 smell like 闻起来像 look like 看起来像 taste like 尝起来像10.need v 需要 用于肯定句是实义动词 (1) need sth 需要某物 I

10、need your help. (2) 人做主语，sb need to do sth 某人需要做某事(3) 物做主语，sth need doing sth = sth need to be done 用于否定句是情态动词 neednt = dont have to 没有必要 must ,need 引导的疑问句肯定回答用11. see （saw , seen） v 看见 see sb. do sth 看见某人做某事 （看到动作发生的全过程或经常看到动作发生） see sb. doing sth 看见某人正在做某事 （强调动作正在发生）12. lie/lai/v. (lay/lei/ )躺 ；平躺

11、 lie lay lain v 躺下，(现在分词lying ). lie down 躺下 lie down and rest 躺下休息 lie v.说谎 lie liedlied,(现在分词lying ). lay v.放，下蛋 lay laid laid(现在分词laying).13.get off 下车 (反） get on 上车get up起床 get back回来；取回 get over克服；度过 get onalong well with与相处融洽 get in a word插话 get to到达14. thanks to 对亏；由于thanks to为习语介词，thanks不可以改

12、为thank you，to后也不接动词原形， 这个短语表示原因，意为“由于”、“多亏”，to表示感谢的对象 thanks for ，意为“因而感谢”，for强调为何而感谢，其后可接名词或v-ing. thanks相当于 thank you ，15.on time准时 in time及时at times=sometimes 有时 have a good time 玩得高兴 have time =be free 有空 all the time 一直 at the same time 同时 by the time 到时候for the first time 第一次 16.think about 考虑

13、；认为【短语】：think about 考虑 think of 想起 think over 仔细考虑 think up = come up with 想出【谚语】 Think before you act 三思而后行17.trouble/'trbl/n .问题；苦恼 get into trouble造成麻烦（或烦恼） be in trouble 处于困境中 have trouble （in) doing sth做某事有困难18.反身代词myself,ourselves,yourself,yourselves,himself,herself,itself,themselves enjoy

14、 oneself=have fun =have a good time玩得高兴 teach oneself=learn by oneself 自学 by oneself =alone 独自 help oneself to 随便吃 introduce oneself to 自我介绍19.fall down 摔倒，（强调“滑倒，摔倒”，指失去平衡而摔倒，后接宾 语时，应加上介词from fall into 落入 fall behind 落后 fall in love with sb. 爱上某人 fall asleep 入睡20. who 引导的定语从句定语从句：定义：用一个句子来修饰前面的名词或代

15、词的句子，叫做定语从句。先行词：被定语从句修饰的名词或代词叫做先行词。定语从句必须放在先行词之后。关系词：引导定语从句的连词叫做关系词，关系词分为关系代词和关系副词。He is the boy who/that often helps me.who 指人，在定语从句中作主语21.be interested in interest n 兴趣 interesting adj. 令人有兴趣的（表语/定语） interested adj. 对感兴趣（只做表语）interest v. 引起关注；使感兴趣 be interested in sth./ doing sth.对变得感兴趣 = show gre

16、at interest in sth. / doing sth.表现出对的极大兴趣; (1) take/have an interest in =be interested in 对感兴趣(2) places of interest 名胜 lose interest in 失去兴趣22.one of .之一【结构】“one of + the +adj.最高级 +n 复数” ， 做主语，谓语动词用第三人称单数形式。 One of the most popular colors is red in China.23.because/because ofbecause连词, 后接句子because of 介词短语, 后接名词或/ving24. run ran run v跑run out of =use up 用完【区别】：run out of 其主语通常是人 run out 其主语通常是物【短语】： run across 偶然遇见 run after 追求，追逐run away 逃跑 run at 向.冲去25.mean meant meant v 意味着