2020版高中英语 Unit 4 Astronomy the science of the star

技法指导[文体感知]1．文体特点(1)解决问题类作文对某些问题提出解决的建议、措施和方法。(2)理清写作主题，解决问题的办法应该是文章的重点。语言要简明扼要，目的明确、具有合理性和说服力；语气要委婉。(3)明确文章结构：开篇，提出问题；主体，分析和解决问题；总结，对提出问题的解决方法进行简要的评价。2．亮点句式(1)Infact,drinkinginspaceisreallyabigproblemthatwehavetoface.事实上，在太空喝水真的是我们不得不面对的一个大问题。(2)Oneofthedifficulties/challengesishowtopreventairpollution.其中的一个难题/挑战是如何阻止空气污染。(3)Itisofgreatimportanceforustosaveenergy.节约能源对我们非常重要。(4)Unlesswetakeeffectivemeasures,itislikelythatmanystudentsabandonthemselvestocomputergames.除非我们采取有效的措施，很多学生很可能沉溺于电脑游戏。(5)Inmyopinion,Ibelievethatonlyinthiswaycanwekeepourcampusclean.在我看来，我相信只有用这种方法才能让我们的校园干净。(6)Tosolvetheseproblems,weshouldmakestrictrules.为了解决这些问题，我们应该制定严格的规则。(7)Ina/oneword/Tosumup,weshouldformthehabitofusingmobilephonesproperly.总而言之，我们应该养成恰当使用手机的习惯。3．高分模板Thesedays,we/peoplehavetofacetheproblemthat________(提出问题),whichisbecomingmoreandmoreserious.First,________(说明现状).Second,________(举例进一步说明)．Facing/Facedwith________，weshouldtakeeffectivemeasurestocopewith/dealwiththesituation/problem.Foronething,________(解决办法一)．..Foranotherthing________(解决办法二)．..Finally,________(解决办法三)．..Personally/Asforme/AsfarasI'mconcerned/Inmyopinion,Ibelievethat________(我的解决办法)．..或Tosumup/Inconclusion/Inshort,onlyinthiswaycanwesolvetheproblem.典题演练随着科学技术的发展，人类太空旅游将不再是遥远的梦想。假设你是李华，对太空探索极感兴趣，现在请你写一篇英语短文，设想在今年暑假去太空旅游，如何克服失重条件下吃饭和喝水的问题。词数：100个左右。[谋篇][遣词]1．面对________________2．确定________________3．解决________________4．太空旅游________________5．重力________________6．飘浮________________befacedwithmakesuresolvetravelinspacegravityfloat[造句]1．完成句子(1)如果我去太空旅游，会有一个问题。IfIwenttotravelinspace,there___________________.(2)我可能会面临一个问题。Imight________________aproblem.(3)在外部太空，重力会很弱。Inouterspace,________________________.(4)食物会到处飘动。Thefood________________________.(5)用这种方式，这个问题可以被解决。Theproblem________________________.wouldbeaproblembefacedwiththegravityisveryweakwillfloataround/aboutwouldbesolvedinthisway2．句式升级(6)用定语从句连接(1)(2)句________________________________________________________________________________________________________.(7)用so...that...连接(3)(4)句________________________________________________________________________________________________________.(8)用“only＋状语”改写第(5)句___________________________________________________.IfIwenttotravelinspace,therewouldbeaproblemImightbefacedwithInouterspace,thegravityissoweakthatthefoodwillfloataround/aboutOnlyinthiswaywouldtheproblembesolved【参考范文】DearTom，IfIwenttotravelinspace,therewouldbeaproblemImightbefacedwith:howtoeatanddrinkinouterspace.IwouldhavetotakeallmyfoodswithmeifIwenttospacetravel,butinouterspace,thegravityissoweakthatthefoodwillfloataroundifitissolid.Imustmakesurethatitisspeciallymadeasliquidspacefood.ItcouldbeputinatubeandthenIwouldbeabletosuckitmoreeasily.PerhapsIwoulduseastrawtoeatit.Inmyopinion,Ibelievethatonlyinthiswaywouldtheproblembesolved.Imighthaveahappyvisittospaceinthatway.Yours，LiHua实战演练假定你是李华，最近你发现去学校英语角的同学比以前少了。请你给英语角负责人Mr.Smith写一封邮件，内容包括：1．分析原因：2．给出建议；3．你的愿望。注意：1．词数100左右；2．可以适当增加细节，以使行文连贯。【参考范文】DearMr.Smith，I'mwritingtosaysomethingaboutourEnglishCorner.Recently,IfoundthatfewerandfewerstudentsarecomingtoourEnglishCorner.Ithinkthemainreasonisthatwearen'tholdingmanyactivities,makingitnotasattractiveasitusedtobe.TomakeourEnglishCornerregainitspopularity,Ithinkweshouldholdmoreinterestingactivitieslikespeechcontestsortalkshows.Besides,wecaninvitemoreexchangestudentstojoin.InthiswaywecanhavemorenativeEnglishspeakerstotalkwith.IbelieveourEnglishCornerwillbecomepopularagain.Ihopeyoucantakemysuggestionsintoconsideration.I'mlookingforwardtoyourreply.Yours，LiHua