初二八年级英语Unit3知识点612.pdf

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1、八下 Unit3 知识梳理 Section A 1.Could you 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 cant 例句：Could I go out with my classmate this weekend?sure you can!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

2、过 3finish v 结束；完成 finish doing sth 做完某事 例句：I have finished reading the book 4 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 _(be)really a short time.5.enough 修饰名词时，置于名词前；修饰形容词时，置于形容词之后。I dont have enough money with me.The river is deep enough for swimming.Mr.Sm

3、ith has enough money,but he isnt kind enough to help others.6.take out 带出【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 take down 拿下 take ones time 不急；慢慢来 take ones temperature 量体温 7.the minute=as soon as“一.就.”Please write to me the minute you get there.8。In

4、front of 指在物体外部的前面 There is a bike in front of the classroom.in the front of 指在物体内部的前面 Our teacher is standing in the front of the classroom 例句：The driver sat _the car.The policeman stood _ the car.【注意】有 the 无 the 区别大：at table 吃饭；进餐 at the tabel 在桌边 in hospital 住院 in the hospital 在医院（不一定看病）e over 过来

5、 【拓展】come 短语：come 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 10.asas 像一样，否定形式为 not so/asas 中间接形容词原级 A(be)as+形容词+as B.A 和 B 一样 A(be not)so+形容词+a

6、s B A 不如 B Tom is as tall as his brother 11.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 do sth 发现做某事很困难 12.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

7、地 be surprised at 对感到吃惊 13.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 Flowers needs watering everyday 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 secti

8、on B 14.invite 邀请 invite sb.to do sth invitation 【名词】invite sb.for sth.例句：He invited us for the concert.I want to invite my friends to a party.15.make sb.do sth 让某人做某事 make made made v.做，制作，使 例句：he made me wait for two hours (1)make sb/sth+形容词 “让某人或某物”make you happy (2)make sb/sth do sth 使某人做某事 make

9、 me laugh.【make 短语】:make sure 确信 make a mistake 犯错误(by mistake 由于疏忽)make faces 做鬼脸 make friends(with)和.交朋友 make room for 给.让地方 make tea 沏茶 make money 赚钱 make a decision 作出决定 make the bed 整理床铺 make a living 谋生 make fun of=laugh at 取笑 16.have time to do sth.有时间做某事 have time=be free 有空 17.spend cost pa

10、y fortake 花费(1)spendspentspent v 花费,主语是人 sb.+spend+时间/钱+on sth sb.+spend+时间/钱+（in）doing sth sb+spend+时间/钱+with sb He spends too much time on the computer games.(2)pay paid paid v 支付，主语是人 sb.+pay+钱+for sth I pay 10 yuan for the book.(3)cost cost cost v 花费，主语是某物或某事 sth cost sb.+钱 某物花费某人多少钱 A new compu

11、ter costs me a lot of money.(4)taketook taken v 花费 It takes/took sb.some time to do sth.做某事花费某人多长时间 It takes him 3 hours to do his homework.例句：1.I _ 10 yuan for that book.A.spent B.paid C.cost D.take Jim spent two hours _ that house.A.to draw B.draws C.draw D.drawing She spent 100 dollars on her dre

12、ss.A.cost;for B.paid;for C.took;to D.use;for（）4.It only_ him 20 minutes _to his office every day.、A.takes,to drive B.took,drive C.takes,drive D.took,to drive 5.It usually Mum about half an hour to cook supper.A.pays B.takes C.spends D.costs 6.I spent$5 this book.A.in B.to buy C.buying D.Buy 18.provi

13、de sth.for sb.为某人提供某物 provide v 提供 provide sb.with sth.=provide sth for sb.供应某人某物 相当于：offer sb.sth.=offer sth to sb.(主动提供)19.It is important for sb.to do sth.对某人来说做某事是重要的 例句：】It is important for us to study hard 20.the+比较级，the+比较级 “越.越.”例句：The more you smile,the _ you will feel.A.happy B.happier C.happily D.more happily