初二八年级英语Unit3知识点612.pdf
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.Smith 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 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 【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+as 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 section 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 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 pay 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 computer 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 dress.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.provide 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