2021版高考英语一轮复习 Unit 4 Astronomy the science of the stars课件 新人教版必修3

unit4astronomy:thescienceofthestars,基础知识,考点知识,基础知识抓主干固双基,天文学,1.astronomyn.2.astronomern.3.solaradj.4.billionpron.日光的,万亿;十亿,碳,溶解;解散,酸,哺乳动物,9.dioxiden.10.extinctadj.11.lessenvi.绝种的,减少;减轻,失重地,太阳系,二氧化碳,1.n.系统;体系;制度2.n.宗教;宗教信仰3.n.学说;理论4.adj.猛烈的;激烈的;强暴的5.n.大气层;气氛6.prep.与不同;不像7.adj.基本的;基础的8.n.出席;到场;存在9.adj.有害的10.n.链子;连锁;锁链11.n.反应;回应,system,religion,theory,violent,atmosphere,unlike,fundamental,presence,harmful,chain,reaction,12.vi.文雅的,multiply,oxygen,exist,thus,puzzle,biology,biologist,gravity,satellite,gentle,22.n.物理学家23.n.气候24.vi.使精疲力尽,physicist,climate,crash,spaceship,pull,float,globe,exhaust,religious,1.religionn.宗教;宗教信仰adj.宗教的2.theoryn.学说;理论adj.理论的;理论上的3.violentadj.猛烈的;激烈的;强暴的n.暴力adv.猛烈地4.harmfuladj.有害的n.全世界的,theoretical,violence,violently,harm,harmless,existence,puzzled,puzzling,global,1.及时;终于2.阻止;制止3.挡住(光线)4.既然5.突发;爆发6.感到高兴;感到振奋7.轮到某人8.产生;分娩9.密切注意;当心;提防10.熟悉;掌握;了解11.依赖;依靠,intime,prevent.from,blockout,nowthat,breakout,cheerup,inonesturn,givebirthto,watchoutfor,getthehangof,dependon,weretomake,1.theywereintimetoproducecarbondioxide,nitrogen,watervapourandothergases,whichtheearthsatmosphere.最终产生了二氧化碳、氮气、水蒸气和其他多种气体,从而形成了地球的大气层。2.thisproducedachainreaction,which.forlifetodevelop.这就产生了一系列的反应,使得生命发展成为可能。3.butwhenitriedtostepforward,ifoundiwascarriedontheearthandfellover.而当我试图向前迈步的时候,我发觉我被送出去很远,步子的跨度竟是在地球上的两倍,因而我摔倒了。,madeitpossible,twiceasfaras,nounclausesasthesubject(主语从句),考点知识解疑难提知能,重点单词,1.existvi.存在;生存,单句填空asaresult,humansdevelopedarangeofcharactertypesthatstill(exist)today.soscientistsaretryingtheirbesttosavethespeciesfromgoingoutof(exist).(2019江苏,完形填空),exists,existence,特别提示exist是不及物动词,没有被动语态,也不用于进行时态。,2.layv.放置;搁;下(蛋);产(卵),完成句子判断人们的能力时,应该把自己的感情放在一边。youshouldyourfeelingswhenjudgingpeoplesabilities.那家工厂解雇了1000名工人。thatfactory1,000workers.,layaside,laidoff,特别提示(注意以下词形变化),用lay,lie的适当形式填空theboythatthewhitehenablackeggandthatheitintheboxwhichunderthisbed.mothersroutinelybabiesontheirbackstosleep.,lied,hadlaid,hadlaid,waslying,lay,重点短语,1.intime及时;终于;总有一天,用time相关短语填空,daydreamingwasthoughttobeacauseofsomementalillnesses.wellhavethatleakfixed.wemustbefortheearlybus.,atonetime,innotime,intime,2.prevent.from.阻止;制止,单句填空inthatcase,eatbeforetheflight,oranemptystomachwillpreventyousleeping.wearefinallywakinguptotheseverityoftheproblembysupportinganddevelopingagroupoftools,appsandapproachesintended(prevent)scammersfromgettingthrough.(2019北京,阅读理解c),from,toprevent,特别提示preventstopsb.(from)doingsth.中的from可以省略,而keepsb.fromdoingsth.中的from不能省略。,3.now(that)既然,完成句子但是,由于信息正以不同方式进行传播和受到监控,研究人员正在寻找新的规则。butinformationisbeingspreadandmonitored(监控)indifferentways,researchersarediscoveringnewrules.yet,(既然我正在成长)andtheworldionceknewasbeingsosimpleisbecomingmorecomplex,ifindmyselfneedingawaytoescape.(2019天津,阅读理解b),nowthat,nowthatimgrowing,词语辨析:,用以上词(组)填空youwerentthere,ileftamessage.因为你不在那里,我给你留言了。iwentbacknotbecauseoftherain,butiwastired.我并不是因为下雨才回来,而是因为我累了。itislate,ishallgohomenow.由于时间晚了,我现在要回家了。heshookhishead,hethoughtdifferently.他摇了摇头,因为有不同的看法。,as,because,sincenowthat,for,4.breakout(战争、火灾等)突发;爆发,用break相关短语填空当战争爆发的时候,她的朋友们提供了帮助。herfriendscametohelpherwhenthewar.(2017年6月浙江,完形填空)和谈失败了,没有达成任何协议。thepeacetalkswithoutanyagreementbeingreached.当我把这件事告诉他时,他突然大笑起来。whenitoldhimthestory,helaughter.一句多译:上面其他表达方式whenitoldhimthestory,he.whenitoldhimthestory,he.,brokeout,brokedown,brokeinto,burstintolaughter,burstoutlaughing,5.cheerup感到高兴;感到振奋,用cheer相关短语填空我真心希望她能振作起来,勇敢地接受生活的挑战!idohopeshecanandacceptthechallengeoflifebravely!cathy并没有期望得奖,但依然在那儿为朋友加油鼓劲,赞扬他们的成就。cathydidntexpectanyawardbutwasstillthereto.herfriendsandpraisetheiraccomplishments.,cheerup,cheeron,重点句型,1.theywereintimetoproducecarbondioxide,nitrogen,watervapourandothergases,whichweretomaketheearthsatmosphere.最终产生了二氧化碳、氮气、水蒸气和其他多种气体,从而形成了地球的大气层。,完成句子你什么时候回家?whenforhome?她将于下个月结婚。shenextmonth.,areyoutoleave,istogetmarried,2.thisproducedachainreaction,whichmadeitpossibleforlifetodevelop.这就产生了一系列的反应,使得生命发展成为可能。,完成句子我们的老师使我们感到更自信。ourteacher.精通这项技术可能会让我们更加有效地利用网络。masteringthetechnologytheinternetmoreeffectively.,makesusfeelmoreconfident,makesitpossibleforustouse,3.butwhenitriedtostepforward,ifoundiwascarr