2014新版八年级英语下册第1至第10单元知识点总结(共54页).doc

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1、精选优质文档-倾情为你奉上2014新版八年级英语下册第1-第10单元知识点总结Unit 1 Whats the matter? 一、基础知识1. What s the matter? 怎么啦？出什么事情了？【解析】matter/ mt(r) /n.问题；事情 What s the matter with you?= Whats the trouble with you? = What s wrong with you? 你怎么了？【注】： 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【用法】用于询问某人有什么病或某人遇到什么

2、麻烦、问题其后跟询问对象时， 与介词with连用。即： Whats the matter with sb.? = Whats your trouble? = Whats up? = What happens to sb.? Whats the matter with you ? I have a bad cold.2. I had a cold.我感冒了。 have a cold=catch a cold=have the flu感冒 have a fever 发烧 have a cough咳嗽 have a stomachache胃疼，肚子疼 have a toothache牙疼 have

3、a headache头疼3. 身体部位+ache（疼痛）构成新的复合词stomach+ache=stomachache head+ache=headache tooth+ache=toothache back+ache=backache后背痛4. much too+ 形容词，意为 太. ，too much+名词，意为 很多，大量 。5. enough【形容、副词】足够的/地，enough放在名前后，形副后。good enough足够好，enough money=much money6. lie down躺下， lie 躺，躺着，过去式lay；lie说谎，过去式lied7. maybe “或许”

4、，常用于句首，表示可能性，后加句子。Maybe you are right.may be，是情态动词+be的结构，意为“可能，也许”，后加名词、代词或形容词。He may be angry.sound like+名词代词和从句：It sounds like you dont know the truth. It sounds like a good idea. sound+形容词，“听起来，好像”，The music sounds nice.9. need 需要，实义动词need+名词，需要某物； need to do sth.需要做某事，主语通常是人，表示人主动的动作：You need to

5、 listen carefully during class. need doing sth.主语通常是物，表示被动的动作：Your dirty clothes need washing.10. get off (the bus) 下（公交车） get on 上车11. agree 同意，赞同； agree with sth. 同意某事 如：I agree with that idea. agree to sb. 同意某人的意见 如：I agree to LiLei.12. trouble问题，麻烦 ；be in trouble遇到麻烦，make trouble 制造麻烦 ，have trou

6、ble (in) doing sth. =have difficulties (in) doing sth做.有麻烦。 13. right away=right now=at once，意为 马上 。14. advice 不可数名词劝告，建议，向征求意见， give sb. advice on sth.就某事给某人建议； advise 动词 advise sb. to do sth. 建议某人做某事 advise sb. doing sth.【复习】exercise 练习、锻炼当exercise意为“练习”时，为可数名词 即可加s当exercise意为“锻炼”时，为不可数名词 即不加s16.

7、hurt 及物动词，使疼痛，受伤，He hurt his leg while exercising. 不及物动词，（部位）疼。 His leg hurt badly.clean 【动词】打扫，clean the classroom打扫教室，【形容词】 干净的 ，cleaner意为 清洁工 。18. hit （用手或器具）打；击打 The boy hit the dog with a stone. hit sb. on the head/ nose/ back打某人的头、鼻子、后背，on用在所打较硬的部位； hit sb. in the face/ eye/ stomach 打某人的脸、眼睛、肚

8、子，in用在所打较软的部位。 be used to sth./ doing sth.习惯于、适应了、做某事，强调状态；His grandpa was used to country life. Mary is not used to getting up early in the morning. get/ become used to sth./ doing sth. “变得习惯，逐渐适应”强调过程、动作： Its difficult for one to get used to another countrys habit.20. 【复习】free 形容词空闲的free time；免费的t

9、he drink is for free；自由的I want to become a free bird. free【动词】使解脱，得到自由：He could not free his arm.run out用完，用尽 When his water run out, he knew that he would have to do something to save his own life.物sth. run out. 某物用尽了。 人sb. run out of sth. 人用尽了某物。He run out of all his money last night.22. risk (sb.

10、) to do sth. 冒险去做某事 take a risk=take risks 冒险 23. the importance of (doing) sth.（做）某事的重要性 We students should know the importance of (learning) English. importance n. 重要（性）， important adj.重要的，unimportant adj.不重要的decision 【名词】决定；抉择； make a decision 做决定 ;make a decision to do sth.= decide to do sth. 。2

11、5. be in the control of 掌管，管理 The headmaster is in the control of this new school. be out of control无法控制，无法管理 be under control被控制住，在控制之中26. 【复习】mind意为 介意 ，mind doing sth. 介意做某事 , Would you mind my opening the window?27. give up (doing) sth. 放弃（做）某事，give up (playing) computer games；give up后可接名词、代词和动词

12、ing形式，也可不接，如: Never give up easily.二、重点语法【反身代词】英语中共有八个反身代词，在使用时应注意和它所指的相应的对象在人称、性别、数上保持一致。数 人称第一人称第二人称第三人称单数myselfyourselfhimself herself itself复数ourselvesyourselvesthemselves【用法】1. 可用作宾语，指的是宾语和主语表示同一个或同一些的人或事物。 如：Maria bought herself a scarf. We must look after ourselves very well. 2. 可用作表语，指的是表语和主

13、语表示同一个或同一些人或事物。 如： She isnt quite herself today. 3. 可用作主语或宾语的同位语，常用来加强语气。如：She herself will fly to London tomorrow. I met the writer himself last week. 4. 用在某些固定短语当中。专心-专注-专业look after oneself / take care of oneself 照顾自己 teach oneself sth./ learn sth. by oneself自学enjoy oneself 玩得高兴，过得愉快 help oneself

14、 to sth 请自用（随便吃/喝些）. hurt oneself摔伤自己 say to oneself自言自语 leave sb. by oneself把某人单独留下 buy oneself sth.给自己买东西 introduce oneself 介绍自己【提醒】1. 反身代词不能单独做主语，但可以做主语的同位语，起强调作用。 如：我自己能完成作业。（误）Myself can finish my homework. (正) I myself can finish my homework. / I can finish my homework myself.2. 反身代词表示“某人自己”不能

15、表示“某人的东西”，因为它没有所有格的形式。表达“某人自己的（东西）”时，须要用ones own. 如：我用我自己的蜡笔画画。（误）Im drawing with myself crayons. (正) Im drawing with my own crayons.Unit 2 Ill help to clean up the city parks一、基本知识点1. sick 生病的，有病的；可在句中作表语Mary could not come because she is sick. 也可作定语a sick child 【区别ill】ill与sick同义；但是只在句中做表语，不做定语。Mar

16、y could not come because she is ill.2. cheer (sb.) up（让某人）变得高兴；振奋起来The good news cheered up everyone in our class.3. give out分发；散发，相当于hand out，The teacher is giving out/ handing out the test papers. give sth. out to sb. 意为 把某物分发给某人 。4. volunteer 【名词】志愿者 【动词】义务做，自愿做（某事）volunteer to do sth. 自愿做某事 ， Th

17、e girls could volunteer in an after-school study program.5. used to do sth.过去/曾经(常)做某事，表示过去的习惯、动作或状态，并强调现在已经不再存在或发生。 There used to be a cinema here. 这里曾有一个照相机。 They told me stories about the past and how things used to be. 他们告诉我关于这里过去的故事。 6. alone 【形容词】独自一人的，无感情色彩：The musician enjoyed living alone a

18、nd writing songs himself. lonely （感到）孤独寂寞的，带有很强的感情色彩，可做表语或定语。The lonely boy is not lonely now.7. care for sb./sth.照顾；照料 care 【名词】小心，关心take care of=look after 【动词】care about sb./sth.关心，在意某人/事 【形容词】careful 仔细的 / careless 粗心的 【副词】carefully 仔细地 8. such “这样的，这种，如此”，用于修饰名词 such+ a/ an+形容词+单数名词：such a good

19、 day 多么美好的一天 /such an exciting match 多么 精彩的比赛 such+形容词+复数名词/不可数名词：such important decisions 多么重要的建议 such delicious food 多么美味的食物 如果名词前被many, much, few, little修饰时，只能用so，而不用such：so many sick children/ so little time9. try out for参加选拔，争取成为Thirty football players tried out for the Best Player of the year.

20、try out试用，试验10. journey 【名词】（尤指长途）旅行，行程；trip【名词】多指短途旅行；travel【名词、动词】travel around the world 【名词】traveler旅行者11.【复习】be busy with sth. 忙于（做）什么事情 be busy doing sth. 忙于（做）什么事情 12.【复习】try doing sth. 试着去做某事 try to do sth. 尽力去做某事 try ones best (to do sth.) 尽某人最大的努力去做某事 13.【复习】be worried about sb./ sth. = wo

21、rry about sb./ sth. 担心某人、某事 14. raise money集资，筹钱；raise money for为筹钱 raise【动词】举起；提高；募集15. keep【动词】keep+名词，保留（某物）；keep+形容词，保持16.【形容词】broken破损的，出毛病的；blind瞎的，失明的；deaf聋的；disabled有残疾的，丧失能力的；在句中做定语和表语。make it possible (for sb.) to do sth.使（某人）做某事成为可能，You helped to make it possible for me to have Lucky. mak

22、e it +形容词(+for sb.) to do sth. 使（某人）做某事成为； think/find it +形容词to do sth. 18. make a difference to对有影响；对有作用，difference前可以用no, any, some, much等修饰，如The rain made no difference to the game. Hard-working makes much difference to study.19. difficulty【可数/不可数】表示抽象意义的“困难”时为不可数；表示具体的“难题、难事”时为可数；have difficulty

23、 (in) doing sth.= have trouble (in) doing sth. 做某事有困难 20. train【动词】训练，trained为过去分词，可做定语，意为“受过训练的”a trained dog21. be excited about sth. 对某事感到兴奋 ，Everyone is excited about the good news. 【复习】excited意为 兴奋的，修饰人；exciting意为 令人兴奋/激动的，修饰物。22. order【名词】命令，指示；顺序，次序【动词】订购；点（菜）follow the order。23. change【动词】变化

24、，改变Its hard for a person to change his life(style). 【名词】变化；零钱 change A for B用A换成B：When you travel in China, remember to change US dollars for RMB.repair 【动词】修理，修补； fix【动词】安装；使固定 【fix up修理=repair】 Unit3 Could you please clean your room?Peter ,could you please take out the trash? 彼得，你能把垃圾倒了吗？Could you

25、 please do sth ?请你（做）.好吗？ 用于提出请求，希望得到对方的肯定回答，说话的语气比较客气委婉。Could 不是can的过去式，是委婉、礼貌的说法。回答用can.【常用答语】肯定回答：Sure./ Of course./ Certainly./No problem. 否定回答： Sorry , I cant2、take out 取出（v+ adv） 【注】: 跟代词做宾语，代词放中间；跟名词做宾语，可放在中间，也可放在后边His teeth hurt badly. The dentist take them out .【短语】take out the trash 倒垃圾 ta

26、ke a walk 散步 take away 拿走，取走 take back 收回 take place 发生 take off 脱下； 起飞3. Can you do the dishes.？那你可以洗盘子吗？ do the dishes 洗碗 【结构1】do the +名词： do the dishes/ laundry 洗餐具/衣服 【结构2】do the +动词-ing do the cleaning 打扫卫生 【结构3】do ones + 名词 do ones housework/ homework 做家务/家庭作业 【结构4】do some +动词-ing do some read

27、ing/ shopping 读写书/购物Could I at least finish watching this show? 至少让我看完这个节目可以吗？1】Could I do a sth? 我可以做.吗？用于表达请求，语气比较委婉。 Could I go out with my classmate this weekend?2】at least 至少，多指数量或程度上的最低限度。(反) at most 至少，不超过Now all of us exercise at least an hour a day and outside school.3】finish v 结束；完成 finish

28、 doing sth 做完某事 Can you finish _reading_ these books before 10 oclock? Yes, I can.5、I think two hours of TV is enough for you! 我觉得你看两个小时的电视已经足够了。1】two hours of TV 表示时间、距离、金额、度量等词语作主语时，通常被视作整体，谓语动词用单数形式。 How time is flies! Three years _is_(be) really a short time.作形容词足够的，充分的（在句中作定语或表语）【解析2】enough I d

29、ont have enough money with me.作 副词 足够；充分（放在形容词；副词后）The river is deep enough for swimming. 【记】 Mr. Smith has enough money ,but he isnt kind enough to help others.【注意】enough 修饰名词时，置于名词前；修饰形容词时，置于形容词之后。 6、Could you take out the rubbish,fold the clothes and do the dishes? 你能把垃圾倒了。把衣服叠好，再把碗洗了吗？【解析】take o

30、ut 拿出；取出take 的用法：拿；取 Please take some books to the classroom. 吃；喝；服用 Take this medicine three times a day.乘（车；船等）take They usually take the bus to work.花费（时间；金钱） It takes me two hours to do my homework every day.【拓展】take 构成的短语：take a walk 去散步 take a rest 休息 take care of 照顾 take off 脱下；起飞 take up 占据

31、take down 拿下 take ones time 不急；慢慢来 take ones temperature 量体温7. The minute I sat down in front of the TV, my mom came over . 我刚坐在电视机前面，我妈妈就过来了。【解析1】the minute = as soon as “一. 就.” Please write to me the minute you get there.【解析2】 in front ofin front of 指在物体外部的前面 There is a bike in front of the classr

32、oom.in the front of 【辨析】 指在物体内部的前面 Our teacher is standing in the front of the classroom 【记】 The driver sat _in the front of_ the car. The policeman stood _in front of_ the car.【注意】有the无the区别大： at table 吃饭；进餐 in hospital 住院 at the tabel 在桌边 in the hospital 在医院（不一定看病）【解析3】come over 过来 【拓展】 come 短语：co

33、me across（偶然）发现 come back 回来 come up with想出 come true实现 come down下来 come from=be from来自,出生于come in/into进入,进来 come on赶快,加油 come along走吧,过来,快点come and go来来去去 come up上来 come out出来，(花)开，(照片)冲洗出来 7. You watch TV all the time and never help out around the house! 你总是看电视，从不帮忙做家务！all the time = always 一直；总是

34、8. Im just as tired as you are! 我和你一样累！ 【解析】as.as . 和.一样.9. For one week , she did not do any housework and neither did I. 一周的时间，她不做任何家务，我也不做。【解析】neither +助动词/系动词/情态动词 +主语 “某人（主语） 也不” neither两者都不neither nor 既不也不,连接两个词做主语，谓语动词由后一个主语确定Neither Tom nor Jim is a student 表达“也不” 则用 “Neither /Nor + be / V助

35、/ V情 + 主” The first one wasnt bad. Neither was the second. 10. The next day , my mom came home from work to find the house clean and tidy. 第二天，妈妈下班回到家后发现房间很干净、整洁。【解析】find +宾语+宾语补足语【注】find found found v寻找 (1) find sb. doing sth 发现某人做某事 (2) find it + adj. + to do sth 发现做某事很find it difficult/ hard to d

36、o sth 发现做某事很困难 She found _it_ hard to finish the work by herself. 11. She asked in surprise.她吃惊地问道。【解析】in surprise 惊奇地；吃惊地surprise v 使吃惊surprising adj. 令人吃惊的 surprised adj. 吃惊的 to ones surprise 使某人吃惊的是 in surprise 吃惊地 be surprised at 对感到吃惊To my surprise_(使我吃惊的是），he got the first prize in the exam.12

37、. “ Im do sorry, Mom. I finish understand that we need to share the housework to have a clean and comfortable home.” I replied. “对不起，妈妈。我终于理解为了拥有一个干净、舒适的家我们需要共同来分担家务。” 我回答说。【解析1】need v 需要用于肯定句，是实义动词。(1)人做主语，sb. need to do sth 某人需要做某事(2)物做主语，sth need doing sth= sth need to be done Students need _to h

38、ave_(have) a good rest in studying. The watch needs_mending_(mend).用于否定句或疑问句，是情态动词(1)neednt = dont have to 没有必要(2)need ,must 引导的一般疑问句，肯定会的用must,否定回答用neednt Must I go there now? Yes，you must/No, you neednt【解析2】share 分享；共用 share sth 分享或共用某物 share sth with sb. 与某人分享某物(All his friends _Shared_ his happi

39、ness when he won the match. 13.Could I hang out with my friends after the movie? 看完电影后我能和朋友们一起闲逛吗？【解析】hang out 闲逛 hang up 把.悬挂/挂起14. Could you please pass me the salt?你能把盐递给我吗？【解析】pass v 给；递；走过；通过 pass sb.sth 把某物递给某 Pass on 传递 Please pass the paper on to the other students. v 通过；路过 I pass your home.

40、 v 通过（考试） ；及格 Tom can pass his math exam.15. Could I borrow that book?我能借下你那本书看吗、 Could you lend me some money?你能借我一些钱吗？【解析】borrow /lend/keep(1)borrow 借入 ,与from 连用，尤指主语“【借进来”】borrow sth from sb. 从某人那里借某物 You can borrow the book from the library.(2)lend 借出 ,与to 搭配 【指借出去】 lend sb sth=lend sth to sb 把某

41、物借给某人He doesnt want to lend his book to others. (3)keep 保留，保存（延续动词，可以与表示一段时间的状语连用）【指借一段时间】【记】 I want to _borrow_ a bike from my friend but he didnt _lend_ it to me, because Tom had _kept_ it for two days.16. I cut my finger and Im trying not to get it wet. 我的手指割伤了，伤口不能弄湿。【解析】try (not) to do sth努力（不）

42、做某事。 try v 试图，设法，努力 【拓展】 (1)try on 试穿 (2) try to do sth 努力做某事 【侧重尽力做】 (3) try doing sth 试图做某事 【侧重尝试做】(4)try ones best to do sth= do ones best to do sth 尽某人最大努力做某事17. I hate to do chores. 我讨厌做家务。hate to do sth 讨厌做某事, 表示某次具体行为或动作。 I hate to trouble him. hate doing sth不愿意做某事 表示经常或习惯性行为或动作。 She hates sm

43、oking in her room. 18.Could I ask you to help me with some chores then? 那我能请求你帮我做些杂活吗？【解析】ask sb. to do sth 要求某人做某事。 ask for 请求，要某物 ask sb. about sth 向某人询问关于某事 (1)ask sb. for help 向某人请求帮助 (2) ask sb. (not) to do sth请求某人做某事ask构成的短语：短语含义ask sb. to do sth请某人做某事ask sb. not to do sth不让某人做某事ask sb for sth 向某人要某物ask for help 寻求帮助19.Ill finish my homework while you help me with the dishes. 当你帮我洗盘子的时候，我将完成我的家庭作业。【解析1】finish doing sth 完成某事 Can you finish _reading_ these books before