仁爱版九年级上Unit4-topic3复习课件ppt

Unit4AmazingScience

Topic3Chinaisthethirdnationthatsentapersonintospace.

郑万才20141226Summary

Welearn：1.Somewords:

spacewalk，brain,housework，

electronic,spacesuit，certainwarn,might,prove,doubt,cancel,connect

tiny,inside,

1bFindthewordsinthepassageaccording

tothefollowingmeanings.Thefirstletter

isgiventohelpyou.

1.totellsomebodyaboutdangeroraboutsomethingbadthatmayhappen2.tomakesomethinghappenorappear3.apersonwhoispaidtodohouseworkforafamily4.sureandconfident,withoutanydoubts5.usedtosaythatsomethingmaybetrue,butyouarenotsure1.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Languagepoints

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

Languagepointsv.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.

doubt

n.&v.

怀疑，疑惑(2)doubt(vt.)+从句(3)doubt(vi.)+about/of

Doubt

isthekeytoknowledge.Thereisnoreasontodoubtofhishonesty.Idoubtwhether/ifhe'llchangehismind.(1)doubt(n.)Paragraph11.Thereisnodoubtthatcomputersareveryusefulintechnologyandbusiness.毫无疑问电脑在技术和贸易业都非常有用。

Languagepoints

3.Thewholeworldisconnected.网络连接了全世界。

connect

v.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Paragraph2WhatdidKangkangwanttoknow?

Hewantstoknowsomethingaboutrecentspaceshipdevelopments.developmentn.发展

withthedevelopmentof…

随着……的发展

developv.发展

developingadj.发展中的

developedadj.发达的KeySentences1.Allofyoumustbevery

proud.你们一定都为此而感到骄傲。

beproudof为……而骄傲

betheprideof是……的骄傲e.g.We

areproudof

YangLiwei.

YangLiwei

istheprideof

us.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_______.ExercisebroughtgetenoughBesidesproperlySummary

Welearn：2.Somephrases:

makeprogress，mastercomputertechnology,advisesb.todosth.,makesb./sth.do,madeupone’smindtodo，

anotherfour,nodoubt,forinstance，forcertain,onone’sown

comeintobeingmoreandmorewatchmoviesthankstodobusinessinsteadofchatonlinemaketheworldsmaller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Paragraph21.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.

Paragraph3Fillintheblanks.There’s__________(无疑地)thatChinahasmadegreatprogressinitsspaceindustry.________(微型的)novelsareverypopularwithchildren.Theflightwas________(取消)becausethere’llbeaheavyfogabovetheairport.Spaceshipscantraveltootherplanets.________(除……以外),humanshavebuiltspacestations.5.Nooneknows______________(确切地),butmostpeoplethinkthatrobotswillbepartofourlives.6.Perhapsrobotswillthink________________(独自，单独)inafewyears.nodoubtTinycanceledBesidesforcertainontheirown

ExercisesSummary

Welearn：3.Somesentences:(1)Spaceshipsaresoamazing.(2)IthinkthatifIworkhardthennothingisimpossible.(3)Thereisnodoubtthatcomputersareveryusefulintechnologyandbusiness.(4)Computershelpusatworkandathome,buttheymustbeusedproperly.(5)Nooneknowsforcertain,butmostpeoplethinkthatrobotswillbepartofourlives.(6)Inafewyears,perhapsrobotswillthinkontheirown.B.Attributiveclause:

(1)Chinaisthethirdnationthatsentapersonintospace.(2)Heisournationalherowho/thattravelledaroundtheearthinShenzhou

Ⅴfor21hoursin2003.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+关系词+定语从句GrammarHeisanAmericanastronautwhowasthefirstmantosetfootonthemoon.关系代词定语从句先行词Review人物ShenzhouⅩisaspaceship

that/whichwaslaunchedwiththreeastronautsin2013.Who人Which物that人物关系词先行词在从句中成分________人主语，宾语which_______主语，宾语that物，人___________ReviewWho物主语，宾语AttributiveClause1.Heisournationalhero

whotraveledaroundtheearthinShenzhouVfor21hoursin2003.2.Chinaisthethirdnationthatsentapersonintospace.3.It’saspaceship

whichwaslaunchedasChina’sfirstlunarprobe.()1.Thenumberofpeople____losttheirlivesinIndonesianearthquakereachedasmanyas6200. A.whichB.whoC.Whom()2.---HaveyoubeentothenewSportsCenter_____isjustopenedintown?---No,notyet.A.whereB.whoC.that()3.Thisisanewmuseum______wasbuiltlastyear. A.when B.whoC.which()4.Doyouknowthegirl_____issingingonthestage? A.who B.whatC.whichReviewBCCA1.Themovie____wesawlastnightwasfantastic.A.thatB.whatC.whoseD.who2.LiuYangisthefirstwomanastronaut_____hasevertraveledinspace.A.whomB.whichC.whoD.whose3.Peoplearetalkingabouttheoldhouses______JackieChanboughtinAnhuitwentyyearsago.A.whichB.whereC.whoD.when4.Moststudentsliketheteachers_____understandthemwell.A.whichB.whoC.whereD.when5.It’sinterestingthattherearemanypeople_____speakFrenchinCanada.A.whichB.whereC.whoD.whomExercises2Studythechangeofthefollowingsentences.Thentryto

findtherulesandfillintheblanks.

1.YangLiweiisournationalhero.

HetraveledaroundtheearthinShenzhouVfor21hoursin2003.YangLiweiisournationalherowho/that

traveledaroundtheearthinShenzhouVfor21hoursin2003.2.WangYapingisawomanastronaut.ShegaveusalessoninShenzhouXspaceship.WangYapingisawomanastronaut____________________________________________.3.ShenzhouXisaspaceship.Itwaslaunchedwiththreeastronautsin2013._________________________________________

__________________________________________.who/thatgaveusalessoninShenzhouXspaceshipShenzhouXisaspaceshipthat/whichwaslaunchedwiththreeastronautsin20134Choosethecorrectformsofthegiven

wordstocompletethepassage.

NeilAldenArmstrongwasbornonAugust5,1930.HewasanAmericanastronaut________(which/who)wasthefirstmantosetfootonthemoon.Duringhislife,hetookpartintwospaceflights.OnJuly20,1969,hissecondandlastspaceflightwasinafamousspaceship_________(which/who)wasnamedApollo11.Alongwithhispartner,BuzzAldrin,Armstronghadaspacewalkandthen______(lands/landed)onthelunarsurface.Theyspent2.5hours________(exploring/toexplore)andcollectingsoilandrockstotakebacktoearth.OnJuly24th,theyreturnedtotheearth________(safe/safely).whowhichlandedexploringsafely

Nooneknowsfor________whatourfuturewillbelike,butmostpeoplethinkthatrobotswillbepartofour_____.Sofar,robotshaven’t_______usanyproblems.Theyworkforuslike_______allthetime.Theyhelpusdo__________anddifficultwork.Peopleare________attherapiddevelopmentofrobots.Inafewyears,perhapsrobotswillthinkon_______own,justaspeopleusetheirbrainsandactforthemselves.However,oncerobotscanthinkforthemselves,prob