B2U3英语一轮复习PPT教学课件

1、 The computer is a machine _1 _was born to work for people. _2_it first came into being, it was just a calculating machine. That is to say, it can only be used to work out problems _3_ numbers. Later, it was developed to an Analytical Machine, _4_ followed simple instructions from cards with holes.

2、This was such a great revolution in technology! A computer can “think” as human race once it is programmed with proper programs, _5_ it itself can not “think” _ 6 _ mans help, so we say a computer has artificial intelligence. thatwhenwithwhichbutwithout第1页/共24页The computer was completely changed whe

3、n it got its new transistors in the 1960s. Its size became smaller and smaller _7_ its memory became larger and larger. And thanks _8_the Internet, computers were connected to one another as a huge family_9_ an endless network. Actually, the computer could even talk to human being _10_ (use) the lan

4、guage called BASIC.whiletobyusing第2页/共24页The passage is mainly about the development of computers as well as benefits that the computers bring to peoples life. With computers, people can communicate with others from all over the world and deal with daily jobs more easily.Summary:第3页/共24页按Esc键退出返回目录1

5、._ vt.计算_ n. 计算 n. 计算器2. vt.简化 adj.简单的 adv. 简单地3. n. (电脑)操作员 vt.& vi.操作 vi.动手术 n. 运转;操作4. n. 智力;智能 adj.聪明的；明智的 adv.聪明地 adj. 智力的，理智的，知性的 n. 学者calculatecalculationcalculatorsimplifysimplesimplyoperatoroperateoperateoperationintelligenceintelligentintelligentlyintellectual第4页/共24页5. n. 真实;现实 adj.真实的 ad

6、v.真实地;真正地6. adj.私人的;亲自的 adv.就个人而言;亲自 n. 人格;个性7. adj.总的;整个的 n. 总数;合计 adv.完全地;整个地8. vi.& vt.发信号 n. 信号9. vi.出现;发生realityrealreallypersonalpersonallypersonalitytotaltotaltotallysignalsignalarise- arose - arisen第5页/共24页按Esc键退出返回目录10._ n. 类型 vt.& vi.打字 n. 打字员 n. 打字机补充词汇：11._adj.快乐的_n.快乐 _adv.快乐地12. _n.外观，

7、出现_v.出现反义词：_n.消失_v.消失typetypetypisttypewriterhappyhappinesshappilyappearanceappeardisappearancedisappear第6页/共24页按Esc键退出返回目录13._v.探索，探究_n. 14._v.申请，应用 _n.申请表，运用15._adj.普遍的，宇宙的 _n.宇宙exploreexplorationapplyapplicationuniversaluniverse第7页/共24页1.With the _ of economy, people are living more and more happ

8、ily. (develop)2.A computer can do things _.(logical)3.You can send an _ to _ for the job you want. (apply)4. The _ made a great _to the Pacific. (explore)5. She smiled _ and she believed she would finally find true _(happy)6.The_ can _ 80 words in one minute. (type)developmentlogicallyapplicationapp

9、lyexplorerexplorationhappilyhappinesstypisttype第8页/共24页9按Esc键退出返回目录1. 从时起2. 结果3. 如此以至于4. 在某种程度上5._在的帮助下6._处理;安排;对付7._看守;监视fromonas a resultso/suchthatin a waywith the help ofdeal withwatch over第9页/共24页按Esc键退出返回目录补充短语：补充短语：1._经过经过2._有有.共同点共同点3._而且而且4._集合，聚集集合，聚集5._弥补，整理弥补，整理6._解决问题解决问题7._决心做决心做.8._充分

10、利用充分利用pass byhavein commonwhats moreget togethermake upsolve problemsbe determined to make full use ofin additionbesidesmake the best / most of第10页/共24页按Esc键退出返回目录with the help of.help sb. outhelp sb. with sth.help (to) do sth.help oneself tocant help doing sth.cant help but do sth.在的帮助下帮助某人摆脱了困境帮助某

11、人某事帮着做某事自用(食物);擅自取用禁不住做某事不得不做某事;只得做某事第11页/共24页1.她在家人和朋友的帮助下戒了烟。2.我买这所房子时，我姐姐借给我一笔钱解急。3.我不得不赞赏他的勇气。4.当购物时，人们有时会禁不住劝说去买些实际上不需要的东西。She stop smoking with the help of her family and friends.When I bought the house, my sister helped me out with a loan.While shopping, people sometimes cant help being persu

12、aded into buying something they dont really need. I cant help but admire his courage.第12页/共24页按Esc键退出返回目录as a resultas a result ofresult fromresult in结果;因此(短语副词，其后常有逗号隔开)作为的结果;由于(短语介词,后可接名词或代词)起因于;由于导致;终于造成结果第13页/共24页1. 由于下雪他迟到了。2.他犯了一个大错。结果丢失了工作。3.飓风(hurricane)已经造成了成千上万的人死亡。4.成功来自努力。He was late as

13、a result of the snow He made a big mistake. As a result, he lost his job.The hurricane has resulted in thousands of deaths. Success results from hard work. 第14页/共24页按Esc键退出返回目录by the wayin no wayin the wayin this wayon ones way tolose ones way顺便提一下一点也不;决不挡路的;妨碍的用这种方法在某人去的路上迷路in a way在某种程度上第15页/共24页1

14、.Dont stand in the way.2.You cant solve the problem in this way.3.I wont tell him the truth in no way.4.By the way, whats the time?5.In a way it was one of our biggest mistakes.6.He stopped for breakfast on his way to school.7.We lost our way in the dark.Read and translate the following sentences.第1

15、6页/共24页after all at allin all above all毕竟根本总共首要，最重要的1.You shouldnt punish him._, he is a child.2.There are twelve of us _ for dinner.3.He failed the exam again because he didnt pay attention to his study _.4.Children need many things, but _, they need love.After allin allat allabove all第17页/共24页1.I

16、developed very slowly and it took nearly two hundred years before I was built as an analytical machine.模仿造句:他花了两个小时做作业。It took him two hours to do the homework. Or : He spent two hours in doing the homework. Or : He spent two hours on the homework. *这顿饭约花了我们200块钱。The meal cost us about 200 yuan. 第18

17、页/共24页2. As time went by, I was made smaller.as time went / goes by 可与 with time going by 互换模仿造句:1.随着时间的推移，孩子们慢慢地认识到自己的错误。2.随着时间的推移，我们确信一切都会更美好。As time went by, the children came to realize their mistakes gradually. As time goes by, we are sure that everything will be better. 第19页/共24页3. my memory h

18、as developed so much that I never forget anything I have been told.so.that.such.that. 如此以致于引导结果状语从句_+( adj.)+不可数名词+that._+( adj.)+复数名词+that._+a/an+ adj.+单数名词+that._+ adj.( adv.)+that._+ adj.+a/an+单数名词+that._+few/little(少)/many/much+n.+that.suchsuchsuchsososo第20页/共24页按Esc键退出返回目录模仿造句:1.我太困了，眼睛几乎睁不开了 。

19、2.他跑得那么快，我赶不上他 。3.她是一位很好的老师，我们都敬爱她 *He gets up early every day so that he can catch the early bus.I am so sleepy that I can hardly keep my eyes open.He ran so fast that I couldnt catch up with him. She is such a good teacher that all of us love and respect her in order that引导目的状语从句第21页/共24页电脑是上世纪最伟大的发明。从那时起它就极大地改变了我们的生活。在某种程度上电脑可以被看做是一次科技革命因为它能够解决任何数学难题