Unit4SpaceExplorationReadingforWritingP4445课件高一英语人教版

Unit4SpaceExploration新人教必修Book3ReadingforWritingP44toreflectonthequestionofwhetherexploringspaceisworththemoneyandefforttostudytheorganizationandlanguagefeaturesofanargumentativeessaytowriteaboutyouropinionaboutspaceexplorationLearningObjectivesDoyouagree?SoweshouldpaymoreattentiontotheWorld'spollutionandpovertyissuesratherthanspaceexploration.

Manyscientistsinsist:

spaceexplorationwastestoomuchrecourses.PresentanargumentaboutspaceexplorationReadtheargumentativeessayaboutspaceexplorationonpage44.

Thenanswerthequestionsbelow.1.Whyaresomepeopleagainstspaceexploration?2.Whathasspaceexplorationdoneforfoodproduction?Becausetheythinkitisawasteoftimeandmoney,andthatweshouldfeedtheworld'spoorandfindimmediatesolutionstootherproblems,suchaspollutionandfataldiseases,instead.Satellitesstudylandandweatherpatterns.Thesestudieshelpfarmersgrowmorecropsandwarnthemaboutnaturaldisastersbeforetheyoccur.3.WhatdidthepicturesofEarthfromspacemakepeoplerealise?4.Howdoesspaceexplorationbenefittheproductsthatpeopleusenowadays?Theymadepeoplerealisethatourplanetsresourcesarelimited.Advancedtechnologydevelopedforspaceexplorationhaspromotedtechnologicalimprovementsthatbenefitsusallbyallowingproductstobemadetoahigherstandard.Studytheorganisationandlanguagefestures.1.Readthefirstparagraphandunderlinethedifferentopinionsaboutspaceexploration.2.Findthethreetopicsentensesthatsummerisethewriter’sargumentsaboutspaceexploration.Firstly,exploringspacehasalreadymadeadifferenceinthefightagainstworldhunger.Secondly,spaceexplorationhasalreadypromotedtechnologicalimprovementsthatbenefitusall.Finally,sendingastronautsintospacehashelpedpeopletothinkabouttheworld'sproblemsandeventofindwaystosolvethem.3.Underlinethesentencethatrepeatsthewriter’sopinioninthelastparagraph.Exploringspaceshould___________.MindmapDifferentOpinionsWeshouldstopexploringspace.Otheropinion:_______________________.ExploringspacecanhelpusDifferentbenefitsItcan_______________________.Itpromotes_______________________.Ithelpspeople__________theworld’sproblem.fightagainstworldhunger

technologicalimproments

thinkaboutConclusionbecontinuedIsexploringspaceawaste?课文回顾：例1.我们向全球发射无线电波。

Wedirectedradiowaves________________.例2.我们地球表面的70%是水。70%ofour____________iswater.aroundtheglobe

全球；世界各地；整个世界【同】aroundtheworldglobe

n.地球；地球仪；球体v.使…成球形，成球状Countriesaroundtheglobearespendingbillionsofdollarsandlotsoftimeonvariousspacemissions,whethertoMarsorotherplanetsmuchfurtheraway.1句意：世界各国正在投入数十亿美元的资金和大量时间执行各种太空任务，无论是去火星还是更远的星球。aroundtheglobeglobe’ssurface例1：绝对不要和艺术家争论。Never___________anartist.例2：不要当着孩子的面为钱争吵。Trynotto______________moneyinfrontofthekids.例3.一些评论家认为毕加索毕生都是一位大师。Somecritics_________Picassoremainedagreatmasterallhislife.arguevt.&vi.争论；争辩；论证

arguewith和……争吵

argueabout

因为……争论

arguethat...主张，认为……Somepeoplearguethatweshouldstopwastingtimeandmoneyexploringspace.2句意：一部分人认为，我们应该停止浪费时间和金钱去探索太空。argueaboutarguewitharguethatFirstly,exploringspacehasalreadymadeadifferenceinthefightagainstworldhunger.3句意：首先，太空探索已经在对抗世界饥饿的斗争中发挥了重要作用。例1.Talkingiseasierthandoing.例2.ReadingEnglishnovelsisaneasyandenjoyablewayofenlargingourvocabulary.动名词短语作主语【拓展】动名词作主语时，也常用“Itis...”和“Thereis...”两种句型。Itisdangerousstandinginthemiddleofthestreet.Thereisnojokingaboutsuchmatters.resultin导致；造成

resultfrom

由于，因为asaresult

因此

asaresultof...作为……的结果IthasdirectlyresultedinthemanysatellitesthatnoworbitEarth.4句意：如今环绕地球运行的众多卫星都直接归功于太空探索。例1：50%的公路交通事故致使头部受伤。

Fiftypercentofroadaccidents________headinjuries.例2：很多头发问题是由你吃的东西引起的。

Manyhairproblems_________whatyoueat.例3：他犯了个大错，结果丢了工作。

Hemadeonebigmistake,and,__________,losthisjob.resultfromresultinasaresultresourcen.资源；财力；物力[pl.]resourcesresourceful

adj.资源丰富的；足智多谋的；机智的Seeingpicturesofourplanetasanislandinablackseamadepeoplerealisethatourplanet’sresourcesarelimited.5例：______________人的资源

______________

水资源

一个国家最重要的资源是其人才库。Acountry’sprincipal_________isitsbrainpower.

好家伙！我的孩子们多机智啊。

Ohboy!what___________childrenIhave.humanresourcewaterresourceresourceresourcefullimitedadj.有限的【反】unlimitedadj.无限制的；无界限的limit

n.限制；限度；界线vt.限制；限定Seeingpicturesofourplanetasanislandinablackseamadepeoplerealisethatourplanet’sresources

arelimited.5例1.请把信函限制到125字或更少的字数内。

Please______lettersto125wordsorless.例2.遗憾的是，我的时间有限。Unfortunately,mytimeis________.例3.凭本车票在七日内可自由乘车不受限制。Theticketgivesyou__________travelforsevendays.limitlimitedunlimited

Writeanargumentativeessayaboutspaceexploration议论文是通过摆事实，讲道理，直接表达作者的观点和主张的文体。正反观点类议论文是其中的一种，通常提出某观点或某话题，并对此话题产生的两种对立观点进行正反两方面的论证，最后给出自己的看法。

Writeanargumentativeessayaboutspaceexploration观点类作文就“探索太空”话题分析评论一般现在时第一、第三人称首段：引入话题，点明观点中段：支持和反对观点的理由尾段：表达个人的观点体裁话题时态人称文章架构核心要点开门见山点明话题介绍两种相反观点及其理由阐述自己的观点UsefulExpressionsbeinfavorof

赞成，支持beopposedto

反对resultin

导致asfarasIamconcerned

在我看来oconsideration

把……考虑在内

somepeoplearguethat...一些人主张……DifferentpeoplehavedifferentviewsonEverycoinhastwoside.Generallyspeaking,itsadvantagescanbeseenasfollows.Takingallfactorsintoconsideration,wemaycometotheconclusionthat...

Usewhatyouhavelearnttowriteaboutyouropinionaboutspaceexploration.1.Aretheseargumentsfororagainstexploringspace?A.TherearealotofunsolvedmysteriesonEarth.Sowhyarewegoingintospacetoexplore?B.Itisnecessarytofindanewhomeforpeopleinspace,astheresoursesonEarthwillrunout.AgainstUsewhatyouhavelearnttowriteaboutyouropinionaboutspaceexploration.D.Exploringspaceencouragesscientiststoimprovetechnologythatcanhelppeopleinotherways,too.Now,addyourownideasandwriteyouressay.C.Icannotunderstandspendingallthismoneyonexperienceresearchandexperimentswhensomanypeopleneedfood.Against2.Exchangedraftswithapartner.Usethechecklisttogivefeedbackonyourpartner’sdraft.Doestheintroductionstatethetopic?Doestheintroductionexpressdifferentopinionsaboutthetopic?Doesthebodygiveargumentswithsuitablesupportinginformation?Doestheclosingexpressthewriter'sopinionandendproperly?Arethereanygrammar,spelling,orpuntuationerrors?3.Getyourdraftbackandreviseit.SampleWritingEveryonegetsexcitedbythenewsofthemostrecentspaceflights,andItooshareinpeople'ssenseofaweandwonderatthephotosfromspacethatwesee.Havingsaidthat,itishardtobelievethatthehighcostofspaceflightisjustifiedsothatwecangetsomelovelypictures.Weshouldbespendingourmoneymorewisely,onwhatpeopleneed.Icannotunderstandspendingallthismoneyonexpensiveresearchandexperimentswhensomanypeopleneedfood.Aroundtheworld,millionsofpeoplearehungryanddyingofstarvation.Ontheotherhand,wehearonTVthatforaslittleasaSpaceExplorationisaWasteofTimeandMoneydollaraday,achildinAfricacanbesaved.Consideringthebillionsspentonspacetravel,itjustseemsabetterinvestmenttofeedthehungry.Somepeoplearguethatsomedaywewillhavetogoliveinspacebecausetheworldw