2023学年完整版Unit4GlobalwarmingLanguagepoints设计

Unit4GlobalwarmingLanguagepoints教学设计TeachingAims1.Tolearnsomenewwordsandphrases.2.Tolearnsomecomplicatedsentencepatterns.TeachingImportantPointHowtohelpthestudentstomastertheusageofsomeusefulwords,expressionsandsentences.TeachingDifficultPointHowtoenablethestudentstograspandrememberthedetailedinformationofthereadingmaterial.TeachingProcedureTeachingPeriodsOneperiodTeachingaidsAprojector,andablackboardStep1Revision1.Retellthetext.Step2LanguagepointsT:Nowlet'slearnsomelanguagepointsofthetext.Slideshow1.Itisarapidincreasecomparedtomostnaturalchanges.1．comparevt.比较；对照。如：Compareyouranswerswiththoseatthebackofthebooktoseeiftheyareright.把你的答案同书后面的答案对照一下，看看是否正确。Myhandwritingcannotbecomparedwithmyfather's.我的书法不能与我父亲的相比。vt.喻为；比拟。如：Man'slifeisoftencompareddoacandle.人生常被比为蜡烛。Shakespearecomparedtheworldtoastage.莎士比亚把人世比做舞台。compare...with...表示"把......与......相比（同类相比）"compare...to...表示"把......比做......（异类相比，比喻）"comparedto/with与......相比,只能作状语2.Howhasthiscomeaboutanddoesitmatter?comeabout:发生，造成相当于happenWhenMotherwokeup,shedidn'tknowwhathadcomeabout.I'llneverunderstandhowitcameaboutthatyouwerelatethreetimesaweek.Doyouknowhowtheairaccidentcameabout?3.Thereisnodoubtthat....一、作不可数名词,作"疑惑;怀疑"①肯定句中doubt多接whether(一般不用if代替)同位语从句。如:There'ssomedoubtwhetherhe'llkeephispromise.他会不会信守诺言还难说。Shehadherdoubtswhetherthenewbookwouldsellwell.她怀疑新书是否会畅销。②否定句中doubt多接that同位语从句。如:Thereisnodoubtthattheywillaskyouforhelp.毫无疑问,他们会请你帮忙的。Ihavenodoubtthatyouwillsucceed.我毫不怀疑你会成功的。二、作及物动词常用于下列句型中,作"怀疑;不能肯定;不大相信"解,一般不用进行时态。①用于否定句或疑问句,后接that引导的宾语从句。如:Idon'tdoubtthatheistellingthetruth.我毫不怀疑他在讲真话。Doyoudoubtthathewillwinthematch?你怀疑他会赢这场比赛吗?②用于肯定句,一般接whether或if引导的宾语从句.如:Idoubtwhetherwewillmakeaprofitoutofit.我认为我们不可能从此事中获利。Wedoubtifshewillbepersuaded.我们不知道她会不会被说服。4.Hefoundthattheamountofcarbondioxidekeeponincreasingduringthattime.①amountn.数量习惯用语：anamountof相当数量的;一些修饰不可数名词amountsof相当数量的;一些修饰不可数名词largeamountsofmoney大量的金钱②keepon继续+doingsth.Theykeeponworkingalthoughtheyaretired.他们虽然很累了，还是继续工作。5.resultinresultin结果;致使;导致主语：起因in的宾语：结果Actingbeforethinkingalwaysresultsinfailure.做事不先考虑总会导致失败。Theaccidentresultedinthedeathoftwopeople.这场意外事故造成两人死亡。resultfrom起于,由于,由...引起，主语：结果from的宾语：起因Hissicknessresulted__in____eatingtoomuch.(in/from)6．concern①v.使担心；使关心；使烦恼Theboy'spoorperformanceatschoolconcernedhisparents.这个男孩在学校很差的表现，使他父母很担心。注意：其过去分词concerned通常作形容词用，意为"担心的；烦恼的；忧虑的"。Theconcernedparentswereallconcernedforthechildren'ssafety.忧心忡忡的家长们都为孩子们的安全担忧。②涉及；与......有关或相关Attendtowhatconcernsyou.注意与你有关的事物。注意：其过去分词concerned常用来作表语，意为"和......有关；牵涉"；而作定语，则意为"有关的"。Itisreportedthatthepopsingerisconcernedwithsellingdrug.据报道，那个流行歌手涉嫌贩毒。Heaskedallconcernedtotakeanactivepartinhelpingthegirl.他要求所有相关的人积极帮助那个女孩。二、concern作名词1.有关......的事（可数）That'smyconcern,soI'lldoasIlikeaboutit.那是我的事，因此，我想怎么做就怎么做。1．关怀；关心（不可数）Somepeopledon'tshowmuchconcernforourenvironment.有些人不太关心我们的环境。3．担心；担忧Sheshowedgreatconcernaboutyou.她很为你担心。7.rangerangev.排列,使成行；偏袒，站在...的方面。n.：范围(尤指从...到...各种种类,可供选择的范围等，可加不定冠词)；排列beyondtherangeof...超越......的范围outofone'srange某人达不到的这家商店商品品种多。Theshopkeepsawiderangeofgoods.v.排列,使成行；偏袒，站在......的方面。主要搭配为：+名词/代词；+介词+名词/代词；常可用于:1.被动结构2.rangeoneself；3.rangefrom...to.../between...and...从......到......不等。老师令其学生沿着小径排队。Theteacher_________________alongthepath.温度在15度到35度之间。Thetemperature__________________________.我们应当列身于法律与秩序的一边。Weshould__________________onthesideoflawandorder.Keys：rangedhisstudents；rangesfrom15to35degrees；rangeourselves8.buildup逐步建立，增加，增进buildupone'sfortunebuildupone'sstrengthbuildupthebusinessThisbuiltupmyhopeaftertheinterview.Sediment(沉淀物)buildsupontheoceanfloor.Keys：累积财富；；养精蓄锐；develop扩大,发展；增加,支持,树立；collect累积,收集9.Somebyproductsofthisprocessarecalled"greenhouse"gases,themostimportantonebeingcarbondioxide.themostimportantonebeingcarbondioxide是一个独立主格结构，由名词+分词构成，在句中做补充说明或伴随的状况。________________(时间允许的话)，Iwillshowyouaroundthecity._________________(今天是星期天)，Idon'thavetogotowork.___________________________(没有人要说的话)，themeetingwasclosed.Keys：Timepermitting；TodaybeingSunday；Nobodyhavinganymoretosay10．Withoutthe'greenhouseeffect'，theearthwouldbeaboutthirty-threedegreesCelsiuscoolerthanitis.这是一个含蓄虚拟条件句有时假设的情况并不以条件从句形式表示出来，而是通过一个介词短语或其他方式表示。常用的词或短语有：without,butfor，but