仁爱版九年级上Unit4-topic3复习课件

Unit4AmazingScienceTopic3Chinaisthethirdnationthatsentapersonintospace.郑万才20141226SummaryWelearn：1.Somewords:spacewalk，brain,housework，electronic,spacesuit，certainwarn,might,prove,doubt,cancel,connecttiny,inside,1bFindthewordsinthepassageaccordingtothefollowingmeanings.Thefirstletterisgiventohelpyou.1.totellsomebodyaboutdangeroraboutsomethingbadthatmayhappen2.tomakesomethinghappenorappear3.apersonwhoispaidtodohouseworkforafamily4.sureandconfident,withoutanydoubts5.usedtosaythatsomethingmaybetrue,butyouarenotsure•1.w________2.c_________3.s________•4.c_________5.p_________arnauseervantertainerhaps1.Nooneknowsforcertain,butmostpeoplethinkthatrobotswillbepartofourlives.没有人清楚，但是大部分人都认为机器人会成为我们生活的一部分。•certainadj.1.[只作表语]确凿的，无疑的，可靠的2.[只作表语，后跟动词不定式或of,that]一定的，必然的，有把握的，确信的；一定会来到或发生的3.[只作定语]某，某一(些)；相当的，一定程度的；一些，有点儿，某种4.习惯用语becertainof确信，深信becertainto必然；一定benotcertainwhether...不能确定是否......forcertain肯定地，确凿地makecertain(of,that)把......弄清楚，把......弄确凿，保证2.Inafewyears,perhapsrobotswillthinkontheirown,justaspeopleusetheirbrainsandactforthemselves.多年以后，也许机器人会有自己的思想，就像人们使用自己的大脑和自己行动一样。•onone’sown独自，单独3.Onescientistwarnsthatifrobotsstarttothinkforthemselves,theywillnolongerwanttobeourservants,butourmasters.曾有科学家警告，如果机器人开始自我思考，他们将不再愿意成为我们的仆人，而是想成为我们的主人。•warnsb.(not)todosth.警告某人（不要）干某事warnsb.aboutsth.提醒、警告某人注意某事warnsb.against(doing)sth.警告某人某事v.警告(1)besides与except用于肯定句时，except意为“除……之外（不再有）”；besides意为“除……之外（还有）”。如：Ihaveanotherbluepenbesidesthisone.除了这支外，我还有另一支蓝色钢笔。（1+1，共2支）WeallpassedtheexamexceptTom.我们都通过了考试，汤姆除外。（整体中……汤姆一人不及格）(2)except前几乎总有all、any、every、no及其复合词等词。如：Heansweredallthequestionsexceptthelastone.除了最后一个问题没答外，其余问题他都答了。(3)except后接名词、代词、动名词和动词原形，这时except=but；但except后跟副词、介词短语时，不能用but代替。如：Thewindowisneveropenexceptinsummer.这扇窗户从来不开，除夏季外。Hedidnothingexcept/butcleanthehouse.他只是打扫了房子。2.Besides,noteverythingwereadontheInternetistrueorgoodforus.另外，我们在网上看到的东西并不都是真实的、有益的。Thereisnodoubtthatwewillbesuccessful.Idon'tdoubtthattheywillbeabletosolvetheproblems.doubtn.&v.怀疑，疑惑(2)doubt(vt.)+从句(3)doubt(vi.)+about/ofDoubtisthekeytoknowledge.Thereisnoreasontodoubtofhishonesty.Idoubtwhether/ifhe'llchangehismind.(1)doubt(n.)1.Thereisnodoubtthatcomputersareveryusefulintechnologyandbusiness.毫无疑问电脑在技术和贸易业都非常有用。Languagepoints3.Thewholeworldisconnected.网络连接了全世界。connectv.连接connectionn.关系，联系1.connectAwithB使A与B连接2.connectsth.(tosth.)使电、气、水等接通3.connectsb./sth.(withsb./sth.)与……有联系，把……联系起来WhatdidKangkangwanttoknow?Hewantstoknowsomethingaboutrecentspaceshipdevelopments.•developmentn.发展•withthedevelopmentof…随着……的发展•developv.发展•developingadj.发展中的•developedadj.发达的KeySentences•1.Allofyoumustbeveryproud.你们一定都为此而感到骄傲。•beproudof为……而骄傲•betheprideof是……的骄傲•e.g.WeareproudofYangLiwei.•YangLiweiistheprideofus.•2.Wehavelaunchedanotherfourspaceshipsinthepastfewyears.在过去几年我国又向太空发射了四艘宇宙飞船。•anotherfour=fourmore意为“又有四个”之意。•3.ItprovesthatChinahasmadegreatprogressinitsspaceindustry.这证明中国在航空业已经取得了巨大的进步。•provev.证明，证实+从句properly,besides,brought,get,enough•Computershaveimprovedourlives,buttheyhave_______problems,too.Forinstance,ifweworkoncomputerstoolong,wemay_____headachesorsoreeyes.Ifweplaycomputergamestoomuch,wewon’thave______timetostudyorexercise.______,noteverythingwereadontheInternetistrueorgoodforus.Computershelpusatworkandathome,buttheymustbeused_______.broughtgetenoughBesidesproperlySummaryWelearn：2.Somephrases:makeprogress，mastercomputertechnology,advisesb.todosth.,makesb./sth.do,madeupone’smindtodo，anotherfour,nodoubt,forinstance，forcertain,onone’sown•comeintobeing•moreandmore•watchmovies•thanksto•dobusiness•insteadof•chatonline•maketheworldsmaller•做买卖•形成，产生•越来越多•看电影•代替•网上聊天•使世界更小•多亏，由于1.Forinstance,ifweworkoncomputerstoolong,wemaygetheadachesorsoreeyes.比如：如果我们使用的电脑工作的时间太长，我们就会头昏眼花。•forinstance=forexample用来举例说明某一论点或情况，一般只举同类人或物中的“一个”为例。•suchas用来列举事物时，一般列举同类人或事物中的几个例子。E.g.（1）Manycountries,Japan,forinstance(forexample),hasalotofearthquakes.（2）Ilikefruits,suchasapples,pearsandbananas.Fillintheblanks.1.There’s__________(无疑地)thatChinahasmadegreatprogressinitsspaceindustry.2.________(微型的)novelsareverypopularwithchildren.3.Theflightwas________(取消)becausethere’llbeaheavyfogabovetheairport.4.Spaceshipscantraveltootherplanets.________(除……以外),humanshavebuiltspacestations.5.Nooneknows______________(确切地),butmostpeoplethinkthatrobotswillbepartofourlives.6.Perhapsrobotswillthink________________(独自，单独)inafewyears.nodoubtTinycanceledBesidesforcertainontheirownSummaryWelearn：3.Somesentences:(1)Spaceshipsaresoamazing.(2)IthinkthatifIworkhardthennothingisimpossible.(3)Thereisnodoubtthatcomputersareveryusefulintechnologyandbusiness.(4)Computershelpusatworkandathome,buttheymustbeusedproperly.(5)Nooneknowsforcertain,butmostpeoplethinkthatrobotswillbepartofourlives.(6)Inafewyears,perhapsrobotswillthinkontheirown.B.Attributiveclause:(1)Chinaisthethirdnationthatsentapersonintospace.(2)Heisournationalherowho/thattravelledaroundtheearthinShenzhouⅤfor21hoursin2003.定语从句（1）•定语从句在句中做定语，用于修饰句中的某一名词（或代词）。被定语从句修饰的词叫做“先行词”，定语从句必须放在先行词之后。定语从句由关系代词who,whom,whose,which,that和关系副词when,where,why等引导。•定语从句结构：先行词