Unit+4+Space+Exploration+Reading+for+Writing+课件+【知识精讲精研】高一英语人教版（2019）必修第三册

人教必修第三册Unit4Period5ReadingforWriting(

英语

)ENGLISH新课导入Isexploringspaceawasteoftimeandmoney?Discussion1）阅读探讨太空探索的意义和价值的议论文，区分作者的论点与相关论据；2）能针对是否支持太空探索这一话题写一篇议论文。课堂学习Readtheargumentativeessayaboutspaceexplorationandanswerthequestions.1.Whyaresomepeopleagainstspaceexploration?2.Whathasspaceexplorationdoneforfoodproduction?Becausetheythinkitisawasteoftimeandmoney,andthatweshouldfeedtheworld'spoorandfindimmediatesolutionstootherproblems,suchaspollutionandfataldiseases,instead.Satellitesstudylandandweatherpatterns.Thesestudieshelpfarmersgrowmorecropsandwarnthemaboutnaturaldisastersbeforetheyoccur.3.WhatdidthepicturesofEarthfromspacemakepeoplerealise?4.Howdoesspaceexplorationbenefittheproductsthatpeopleusenowadays?Theymadepeoplerealisethatourplanet’sresourcesarelimited.Advancedtechnologydevelopedforspaceexplorationhaspromotedtechnologicalimprovementsthatbenefitsusallbyallowingproductstobemadetoahigherstandard.Studytheorganisationandlanguagefestures.1.Readthefirstparagraphandunderlinethedifferentopinionsaboutspaceexploration.Countriesaroundtheglobearespendingbillionsofdollarsandlotsoftimeonvariousspacemissions,whethertoMarsorotherplanetsmuchfurtheraway.Somepeoplearguethatweshouldstopwastingtimeandmoneyexploringspace.Instead,weshouldfeedtheworld’spoorandfindimmediatesolutionstootherproblems,suchaspollutionandfataldiseases.However,othersfeelthisisashallowviewwhichmuchfailstorealisehowexploringspacehelpsus.2.Findthethreetopicsentencesthatsummarisethewriter'sargumentsaboutspaceexploration.Firstly,exploringspacehasalreadymadeadifferenceinthefightagainstworldhunger.Secondly,spaceexplorationhasalreadypromotedtechnologicalimprovementsthatbenefitusall.Finally,sendingastronautsintospacehashelpedpeopletothinkabouttheworld'sproblemsandeventofindwaystosolvethem.3.Underlinethesentencethatrepeatsthewriter'sopinioninthelastparagraph.Inclosing,exploringspaceprovidestheworldwithmanydifferentbenefits.Therefore,itshouldcontinuesoastoprovidenewandbettersolutionstopeople’sshort-termandlong-termproblems.Weshouldstopexploringspace.Otheropinion:________________________.ExploringspacecanhelpusItcan_______________________.Itpromotes_______________________.Ithelpspeople__________theworld'sproblem.fightagainstworldhunger

technologicalimprovements

thinkaboutExploringspaceshould___________.becontinuedIsexploringspaceawasteoftimeandmoney?Readtheargumentativeessayagainandcompletethemindmap.DifferentOpinionsDifferentbenefitsConclusion1.[教材原文]Somepeoplearguethatweshouldstopwastingtimeandmoneyexploringspace.有些人认为我们应该停止浪费时间和金钱去探索太空。argue

vt.&vi.论证；争辩；争论Keypoints[归纳拓展]①arguewithsb.about/oversth.

与某人争论某事

arguefor/against

...

为支持/反对……而争辩

arguesb.into/outofdoingsth.

说服某人做某事/不做某事②argument

n.争论；争吵；论点

haveanargumentwithsb.

与某人争论/争吵

haveanargumentabout/oversth.

为某事争论/争吵

anargumentfor/against...

支持/反对……的论据/理由[即学即练]

单句语法填空1.Tomhasbeenarguing________hisbrotheraboutwhethertheyshouldhiremorepeopletoworkforthem.2.Mostteachersargued________anincreaseintheirsalaries.3.Youshouldsolvetheproblemby________(argue),notbyfight.withforargument2.[教材原文]Seeingpicturesofourplanetasanislandinablackseamadepeoplerealisethatourplanet’sresourcesare

limited.看着我们星球的照片，犹如黑色汪洋大海中的一个小岛，人们意识到地球的资源是有限的。limited

adj.有限的[归纳拓展]①limitedtime/space

有限的时间/空间②limit

n.&v.限制；限度setalimitto/on 限制，控制 belimitedto 限定在……within(the)limits 不超出限度Thereisalimitto... ……是有限的③limitless

adj.无限的[即学即练]

单句语法填空1.Timeis_________(limit),sowemustgetdowntoworknow.2.Theuniverseisbecomingbiggerallthetime,soitis

_________(limit).3.Thereisalimit_____whatonepersoncando.limitedlimitlessto3.[教材原文]Inordertoprovideforsucharapidlyincreasingpopulation,scientistsaretryingtofindotherplanetsthatcouldonedaybeournewhome.为了满足快速增长的人口需求，科学家们正在努力寻找有朝一日能成为我们新家园的其他星球。provideforsb.提供生活所需[归纳拓展]①provideforsth.

为……做好准备

providesb.withsth.

把某物提供给某人

providesth.forsb.

为某人提供某物②“向某人提供某物”的其他表达offersb.sth.=offersth.tosb.supplysb.withsth.=supplysth.tosb.[即学即练]

单句语法填空1.Myfatherprovides____ourfamilybyworkinginanITcompany.2.Weareheretoprovidethepublic______aservice.forwith

4.[教材原文]

Itisnecessarytofindanewhomeforpeopleinspace,astheresourcesonEarthwillrunout.因为地球上的资源即将耗尽，为人们在太空找到一个新家是有必要的。runout用完，耗尽（不及物动词短语，不用于被动语态）[归纳拓展]①

runoutof 用完；用光；用尽

giveout 耗尽；筋疲力尽

useup 用完；耗尽②

runfor 竞选；匆匆去取

runacross 偶然遇到

runinto 撞上；遇到；邂逅

runthrough 浏览；跑着穿过[明辨异同]

runoutof/runout/giveout/useuprunoutof是及物动词短语，通常以人作主语，相当于useup，表示“用完；用尽”runout是不及物动词短语，通常以物作主语，相当于giveoutgiveout可表示物“用完”或人“筋疲力尽”；还表示“发出；分发；宣布”等useup是及物动词短语，表示“用完；用尽”，相当于runoutof[即学即练]

单句语法填空1.Wemusttakemeasuresquicklybecausetimeisrunning_______.2.Hehasrunout_______alltheenergy.3.Hehasused_______allthemoneyhisparentsgavehim.outofupA.TherearealotofunsolvedmysteriesonEarth.Sowhyarewegoingintospacetoexplore?B.Itisnecessarytofindanewhomeforpeopleinspace,astheresoursesonEarthwillrunout.C.Icannotunderstandspendingallthismoneyonexpensiveresearchandexperimentswhensomanypeopleneedfood.D.Exploringspaceencouragesscientiststoimprovetechnologythatcanhelppeopleinotherways,too.Usewhatyouhavelearnttowriteaboutyouropinionaboutspaceexploration.1.Aretheseargumentsfororagainstexploringspace?Puttheminthetablebelow.Thenaddyourownideasandwriteyouressay.ForspaceexplorationBDAgainstspaceexplorationAC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写作指导体裁话题时态人称文章架构核心要点beinfavorof 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……Differentpeoplehavedifferentviewson....Everycoinhastwosides.Generallyspeaking,itsadvantagescanbeseenasfollows.Takingallfactorsintoconsideration,wemaycometotheconclusionthat...UsefulExpressions2.Exchangedraftswithapartner.Usethechecklisttogivefeedbackonyourpartner'sdraft.√Doestheintroductionstatethetopic?√

Doestheintroductionexpressdifferentopinionsaboutthetopic?√Doesthebodygiveargumentswithsuitablesupportinginformation?√Doestheclosingexpressthewriter'sopinionandendproperly?√Arethereanygrammar,spelling,orpunctuationerrors?3.Getyourdraftbackandreviseit.SampleWritingEveryonegetsexcitedbythenewsofthemostrecentspaceflights,andItooshareinpeople'ssenseofaweandwonderatthephotosfromspacethatwesee.Havingsaidthat,itishardtobelievethatthehighcostofspaceflightisjustifiedsothatwecangetsomelovelypictures.Weshouldbespendingourmoneymorewisely,onwhatpeopleneed.Icannotunderstandspendingallthismoneyonexpensiveresearchandexperimentswhensomanypeopleneedfood.Aroundtheworld,millionsofpeoplearehungryanddyingofstarvation.Ontheotherhand,wehearonSpaceExplorationisaWasteofTimeandMoneyTVthatforaslittleasadollaraday,achildinAfricacanbesaved.Consideringthebillionsspentonspacetravel,itjustseemsabetterinvestmenttofeedthehungry.Somepeoplearguethatsomedaywewillhavetogoliveinspacebecausetheworldwillbemadeimpossibletoliveinthroughpollution.Thisseemssilly.When