2023學年完整版Unit4GlobalwarmingLanguagepoints設計

Unit4GlobalwarmingLanguagepoints教學設計TeachingAims1.Tolearnsomenewwordsandphrases.2.Tolearnsomecomplicatedsentencepatterns.TeachingImportantPointHowtohelpthestudentstomastertheusageofsomeusefulwords,expressionsandsentences.TeachingDifficultPointHowtoenablethestudentstograspandrememberthedetailedinformationofthereadingmaterial.TeachingProcedureTeachingPeriodsOneperiodTeachingaidsAprojector,andablackboardStep1Revision1.Retellthetext.Step2LanguagepointsT:Nowlet'slearnsomelanguagepointsofthetext.Slideshow1.Itisarapidincreasecomparedtomostnaturalchanges.1．comparevt.比較；對照。如：Compareyouranswerswiththoseatthebackofthebooktoseeiftheyareright.把你的答案同書后面的答案對照一下，看看是否正確。Myhandwritingcannotbecomparedwithmyfather's.我的書法不能與我父親的相比。vt.喻為；比擬。如：Man'slifeisoftencompareddoacandle.人生常被比為蠟燭。Shakespearecomparedtheworldtoastage.莎士比亞把人世比做舞臺。compare...with...表示"把......與......相比（同類相比）"compare...to...表示"把......比做......（異類相比，比喻）"comparedto/with與......相比,只能作狀語2.Howhasthiscomeaboutanddoesitmatter?comeabout:發(fā)生，造成相當于happenWhenMotherwokeup,shedidn'tknowwhathadcomeabout.I'llneverunderstandhowitcameaboutthatyouwerelatethreetimesaweek.Doyouknowhowtheairaccidentcameabout?3.Thereisnodoubtthat....一、作不可數(shù)名詞,作"疑惑;懷疑"①肯定句中doubt多接whether(一般不用if代替)同位語從句。如:There'ssomedoubtwhetherhe'llkeephispromise.他會不會信守諾言還難說。Shehadherdoubtswhetherthenewbookwouldsellwell.她懷疑新書是否會暢銷。②否定句中doubt多接that同位語從句。如:Thereisnodoubtthattheywillaskyouforhelp.毫無疑問,他們會請你幫忙的。Ihavenodoubtthatyouwillsucceed.我毫不懷疑你會成功的。二、作及物動詞常用于下列句型中,作"懷疑;不能肯定;不大相信"解,一般不用進行時態(tài)。①用于否定句或疑問句,后接that引導的賓語從句。如:Idon'tdoubtthatheistellingthetruth.我毫不懷疑他在講真話。Doyoudoubtthathewillwinthematch?你懷疑他會贏這場比賽嗎?②用于肯定句,一般接whether或if引導的賓語從句.如:Idoubtwhetherwewillmakeaprofitoutofit.我認為我們不可能從此事中獲利。Wedoubtifshewillbepersuaded.我們不知道她會不會被說服。4.Hefoundthattheamountofcarbondioxidekeeponincreasingduringthattime.①amountn.數(shù)量習慣用語：anamountof相當數(shù)量的;一些修飾不可數(shù)名詞amountsof相當數(shù)量的;一些修飾不可數(shù)名詞largeamountsofmoney大量的金錢②keepon繼續(xù)+doingsth.Theykeeponworkingalthoughtheyaretired.他們雖然很累了，還是繼續(xù)工作。5.resultinresultin結(jié)果;致使;導致主語：起因in的賓語：結(jié)果Actingbeforethinkingalwaysresultsinfailure.做事不先考慮總會導致失敗。Theaccidentresultedinthedeathoftwopeople.這場意外事故造成兩人死亡。resultfrom起于,由于,由...引起，主語：結(jié)果from的賓語：起因Hissicknessresulted__in____eatingtoomuch.(in/from)6．concern①v.使擔心；使關(guān)心；使煩惱Theboy'spoorperformanceatschoolconcernedhisparents.這個男孩在學校很差的表現(xiàn)，使他父母很擔心。注意：其過去分詞concerned通常作形容詞用，意為"擔心的；煩惱的；憂慮的"。Theconcernedparentswereallconcernedforthechildren'ssafety.憂心忡忡的家長們都為孩子們的安全擔憂。②涉及；與......有關(guān)或相關(guān)Attendtowhatconcernsyou.注意與你有關(guān)的事物。注意：其過去分詞concerned常用來作表語，意為"和......有關(guān)；牽涉"；而作定語，則意為"有關(guān)的"。Itisreportedthatthepopsingerisconcernedwithsellingdrug.據(jù)報道，那個流行歌手涉嫌販毒。Heaskedallconcernedtotakeanactivepartinhelpingthegirl.他要求所有相關(guān)的人積極幫助那個女孩。二、concern作名詞1.有關(guān)......的事（可數(shù)）That'smyconcern,soI'lldoasIlikeaboutit.那是我的事，因此，我想怎么做就怎么做。1．關(guān)懷；關(guān)心（不可數(shù)）Somepeopledon'tshowmuchconcernforourenvironment.有些人不太關(guān)心我們的環(huán)境。3．擔心；擔憂Sheshowedgreatconcernaboutyou.她很為你擔心。7.rangerangev.排列,使成行；偏袒，站在...的方面。n.：范圍(尤指從...到...各種種類,可供選擇的范圍等，可加不定冠詞)；排列beyondtherangeof...超越......的范圍outofone'srange某人達不到的這家商店商品品種多。Theshopkeepsawiderangeofgoods.v.排列,使成行；偏袒，站在......的方面。主要搭配為：+名詞/代詞；+介詞+名詞/代詞；?？捎糜?1.被動結(jié)構(gòu)2.rangeoneself；3.rangefrom...to.../between...and...從......到......不等。老師令其學生沿著小徑排隊。Theteacher_________________alongthepath.溫度在15度到35度之間。Thetemperature__________________________.我們應當列身于法律與秩序的一邊。Weshould__________________onthesideoflawandorder.Keys：rangedhisstudents；rangesfrom15to35degrees；rangeourselves8.buildup逐步建立，增加，增進buildupone'sfortunebuildupone'sstrengthbuildupthebusinessThisbuiltupmyhopeaftertheinterview.Sediment(沉淀物)buildsupontheoceanfloor.Keys：累積財富；；養(yǎng)精蓄銳；develop擴大,發(fā)展；增加,支持,樹立；collect累積,收集9.Somebyproductsofthisprocessarecalled"greenhouse"gases,themostimportantonebeingcarbondioxide.themostimportantonebeingcarbondioxide是一個獨立主格結(jié)構(gòu)，由名詞+分詞構(gòu)成，在句中做補充說明或伴隨的狀況。________________(時間允許的話)，Iwillshowyouaroundthecity._________________(今天是星期天)，Idon'thavetogotowork.___________________________(沒有人要說的話)，themeetingwasclosed.Keys：Timepermitting；TodaybeingSunday；Nobodyhavinganymoretosay10．Withoutthe'greenhouseeffect'，theearthwouldbeaboutthirty-threedegreesCelsiuscoolerthanitis.這是一個含蓄虛擬條件句有時假設的情況并不以條件從句形式表示出來，而是通過一個介詞短語或其他方式表示。常用的詞或短語有：without,butfor，but