人教版必修53aUnit1Greatscientistslanguagepoints共18张PPT

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1、 The 3rd Period Language points&ExercisesP42.Using Words And Expressions1.In the twenty-first century,educated people find it difficult to believe that living conditions in the nineteenth century _ people _ serious illnesses.The reports of many doctors _ illness _ drinking polluted water.However,one

2、 hundred years ago people did not connect a disease to the environment.So they did not _ the companies that supplied dirty water.The doctors found that the dirtier the water,the more _ the illness.It was only later when people began to _ the water and _ its quality that they_ the idea that cholera w

3、as _ from the air.It was only when everybody began to attack the dirty conditions that cholera was _ and was not a problem any more.exposeexaminesevereblame tolinktoabsorbedrejectedtestdefeated1 Expressions&phrases(1)1.know about 了解了解的情况的情况2.lift up 举起举起;抬起抬起;提升提升3.steam engine 蒸汽机蒸汽机4.physical char

4、acteristic 人体的特征人体的特征5.put forward a theory about black holes6.提出一个有关黑洞的理论提出一个有关黑洞的理论7.6.infectious disease 传染性的疾病传染性的疾病8.7.in scientific research 在科学研究上在科学研究上9.8.examine a new scientific idea 验证一个新的科学思想验证一个新的科学思想9.draw a conclusion 得出结论得出结论10.analyse the results 分析结果分析结果11.a well-known doctor 一个著名的

5、医生一个著名的医生12.ordinary people 百姓百姓;普通人普通人13.expose()to sth.暴露暴露(.)在在中中 14.the most deadly disease 最致命的疾病最致命的疾病15.terrified people 被吓坏的人们被吓坏的人们16.get interested in sth./doing sth.对对产生兴趣产生兴趣17.absorb sth.into 把把.吸收入吸收入.18.gather the information 收集信息收集信息19.determine to do sth.决心干某事决心干某事20.a valuable clue

6、 一条一条珍贵的线索珍贵的线索21.the water pump 水泵水泵22.in addition(to)除除.之外还有之外还有 23.link to 将将.和和.联系起来联系起来 (be linked to)24.have it delivered(have sth.done)叫某人送东西叫某人送东西25.die of 死死于于26.announce with certainty 肯定地宣布肯定地宣布27.polluted water 被污染的水被污染的水28.prevent sb.from doing sth.阻止某人干某事阻止某人干某事29.deal with 处理处理30.solv

7、e the problem 解决难题解决难题 Expressions&Phrases(2)e to an end 到了尽头到了尽头2.find the cause of this illness 找出疾病的起因找出疾病的起因3.look into 调查调查4.apart from 除除.之外之外;此外此外(=except for)5.prepare for 预备好预备好.6.be strict with sb.对某人严格要求对某人严格要求7.a revolutionary theory 一个革命性的理论一个革命性的理论8.lead to 通向通向.;导致导致(注意注意:to为介词为介词)9.m

8、ake sense 有意义有意义10.at times =sometimes 有时候有时候11.contribute to sth.有助于有助于;促进促进12.encourage sb.to do sth.鼓励某人做某事鼓励某人做某事13.point of view 观点观点14.living conditions 居住条件居住条件15.break in/into pieces 把把摔成碎块摔成碎块16.be devoted to sth./sb.专致专致于于.;关心关心;挚爱挚爱17.devote ones life to doing sth.献身于献身于.18.curved line 曲线

9、曲线19.achieve great success 取得巨大的成功取得巨大的成功 Language Points1.discover&inventdiscover v.“发现发现“,被探索或被揭示物老早就客观被探索或被揭示物老早就客观存在着存在着.Columbus discovered America in 1492.哥伦布于哥伦布于1492年发现了美洲年发现了美洲.Who discovered radium?谁发现了镭谁发现了镭?invent v.“发明发明”,指的是发明原先不存在的东西指的是发明原先不存在的东西.Who invented the steam engine?谁发明了蒸汽机谁

10、发明了蒸汽机?2.Who invented the way of giving electricity to everybody in large cities?是谁发明了把电带给大城市是谁发明了把电带给大城市中的每个人的办法中的每个人的办法?the way of doing sth.=the way to do “做做.的方法的方法”She showed us the way of cleaning it.=She showed us the way to clean it.她给我们示范清洗它的办法她给我们示范清洗它的办法.the way引导的定语从句的引导词有三种引导的定语从句的引导词有三

11、种,可以用可以用that;可以可以用用in which;还可以省略还可以省略.I dont like the way(that/in which)you speak to your father.我不喜欢你跟你父亲讲话的方式我不喜欢你跟你父亲讲话的方式.与与way相关的短语相关的短语:by the way 顺便说顺便说 by way of 通过通过的方法的方法lose ones way 迷路迷路 no way (俚语俚语)没门没门,别想别想feel ones way 摸黑走摸黑走,谨慎从事谨慎从事on ones way to在去在去的路上的路上in this way=by this means

12、=with this method用这种方法用这种方法3.Who put forward a theory about black holes?谁提出了黑洞的理论谁提出了黑洞的理论?put forward(1)to offer(an idea,suggestion etc.)for consideration 提出提出(建议等建议等)(2)推荐某人或自己任职位推荐某人或自己任职位;提名提名May I put your name forward as our monitor?我能否提名你当我们我能否提名你当我们的班长的班长?put away 抛弃抛弃;舍弃舍弃 put down 写下来写下来;记

13、入名单记入名单;put on 穿上穿上;戴上戴上;增加增加 put off 耽误耽误;延期延期put out 熄灭熄灭(灯灯);扑灭扑灭(火火)put up 建立建立;建造建造put up with 忍受忍受 You can take anything from the shelf and read,but please _ the books when youve finished with them.A.put on B.put down C.put back D.put off4.This was the most deadly disease of its day.die(v.)dea

14、d(adj.)death(n.)deadly adj.1.dangerous;likely to cause death 危险的危险的;致命的致命的 a deadly disease/weapon 2.highly effective against sth.or someone 强有力的强有力的;致致命的命的 a deadly remark 击中要害的评论击中要害的评论3.aiming to kill or destroy意在杀死的意在杀死的;不共戴天的不共戴天的:a deadly enemy不共戴天的敌人不共戴天的敌人adv.1.Very极度极度;非常非常;十分十分:deadly seri

15、ous 十分认真十分认真 2.like death 死一般地死一般地:deadly pale 死一般苍白死一般苍白5.But he became inspired when he thought about helping ordinary people exposed to cholera.在句中是过去分词作后置定语在句中是过去分词作后置定语,表示被动表示被动.意为意为“患霍乱的患霍乱的”.如如:The book written by Luxun is very popular.expose v.(1)to make visible 暴露暴露 “expose.to.”(2)He expose

16、s his skin to the sun.他把皮肤暴露在阳光下他把皮肤暴露在阳光下.(3)(2)to reveal the guilt or wrong doing of 揭露揭露;揭发揭发(4)He exposed their plot.他揭穿了他们的阴谋他揭穿了他们的阴谋.(5)I threatened to expose him (to the police).我威胁要我威胁要(向向警察警察)揭发他揭发他.expose to 使易受使易受,使受使受 expose a fraud 揭穿揭穿骗局骗局expose sth.to the light of day 把某事暴露于把某事暴露于光天化

17、日之下光天化日之下The disc,in the studio,sounded fantastic at the party that night.A.recorded B.recording C.to be recorded D.having recorded6.So many thousands of terrified people died every time there was an outbreak.每次爆发霍乱时就有大批惊慌的每次爆发霍乱时就有大批惊慌的老百姓病死老百姓病死.every time是连词是连词,引导时间状语从句引导时间状语从句,意为意为“每次每次,每当每当”,如如

18、:Every time I meet him,I always think of the things happened between us.每次见到他每次见到他,我就想起发生在我们我就想起发生在我们之间的事情之间的事情.immediately,the moment,directly,instantly 等都可以作等都可以作连词连词,引导时间状语从句引导时间状语从句,意为意为“一一就就”,如如:I will give the letter to him immediately I see him.我一见我一见到他就把这封信给他到他就把这封信给他.I came directly I got y

19、our letter.我一接到你的信就来了我一接到你的信就来了.7.The first suggested that cholera multiplied in the air without reason.第一种看法是霍乱病毒在空气中无缘无第一种看法是霍乱病毒在空气中无缘无故地繁殖着故地繁殖着.(Suggest 用法参考用法参考P43.4,并完成相关的练并完成相关的练习习)8.absorb v.吸收吸收(液体液体);承受承受;承担承担(费用等费用等)Use the cloth to absorb the spilled ink.吸干撒的墨水吸干撒的墨水We will not absorb t

20、hese charges.我们不能承担这些费用我们不能承担这些费用.absorbin/by.吸引注意吸引注意 I was absorbed in a book and didnt hear you call.专心专心看书看书absorbinto吸收吸收The big company has gradually absorbed these small companies into its own organization.这家大公司逐渐将这这家大公司逐渐将这些小的公司吞并了。些小的公司吞并了。9.valuable(1)adj.worth a lot of money值钱的值钱的;贵重的贵重的;

21、有价值的有价值的a valuable diamond 贵重的宝石贵重的宝石 valuable information 重大的消息重大的消息(2)n.(常用复数形式常用复数形式)sth.that worth lots of money贵重贵重物品物品 Mary kept her valuables in a safe.玛丽把她的贵重的东西藏在保险箱里玛丽把她的贵重的东西藏在保险箱里.10.in addition adv.as well as 另外另外In addition,the course also produces practical experience.此外此外,这门功课还提供了实践的基础这门功课还提供了实践的基础.A number of people came to the zoo in addition to Per and Paul.彼得和保尔以外彼得和保尔以外,还有许多别的人来到动物园还有许多别的人来到动物园.Finish Exercises on P4&P42.P43 Ex.3.4.5.1.Finish the exercises on your book.2.Review