2023學(xué)年完整版Unit4GlobalwarmingLanguagepoints設(shè)計(jì)

Unit4GlobalwarmingLanguagepoints教學(xué)設(shè)計(jì)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(tái)。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(dāng)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(huì)不會(huì)信守諾言還難說。Shehadherdoubtswhetherthenewbookwouldsellwell.她懷疑新書是否會(huì)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(huì)請你幫忙的。Ihavenodoubtthatyouwillsucceed.我毫不懷疑你會(huì)成功的。二、作及物動(dòng)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(jìn)行時(shí)態(tài)。①用于否定句或疑問句,后接that引導(dǎo)的賓語從句。如:Idon'tdoubtthatheistellingthetruth.我毫不懷疑他在講真話。Doyoudoubtthathewillwinthematch?你懷疑他會(huì)贏這場比賽嗎?②用于肯定句,一般接whether或if引導(dǎo)的賓語從句.如:Idoubtwhetherwewillmakeaprofitoutofit.我認(rèn)為我們不可能從此事中獲利。Wedoubtifshewillbepersuaded.我們不知道她會(huì)不會(huì)被說服。4.Hefoundthattheamountofcarbondioxidekeeponincreasingduringthattime.①amountn.數(shù)量習(xí)慣用語：anamountof相當(dāng)數(shù)量的;一些修飾不可數(shù)名詞amountsof相當(dāng)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(dǎo)致主語：起因in的賓語：結(jié)果Actingbeforethinkingalwaysresultsinfailure.做事不先考慮總會(huì)導(dǎo)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(dān)心；使關(guān)心；使煩惱Theboy'spoorperformanceatschoolconcernedhisparents.這個(gè)男孩在學(xué)校很差的表現(xiàn)，使他父母很擔(dān)心。注意：其過去分詞concerned通常作形容詞用，意為"擔(dān)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(dān)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(bào)道，那個(gè)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(gè)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(dān)心；擔(dān)憂Sheshowedgreatconcernaboutyou.她很為你擔(dān)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(dá)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(dòng)結(jié)構(gòu)2.rangeoneself；3.rangefrom...to.../between...and...從......到......不等。老師令其學(xué)生沿著小徑排隊(duì)。Theteacher_________________alongthepath.溫度在15度到35度之間。Thetemperature__________________________.我們應(yīng)當(dāng)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(jìn)buildupone'sfortunebuildupone'sstrengthbuildupthebusinessThisbuiltupmyhopeaftertheinterview.Sediment(沉淀物)buildsupontheoceanfloor.Keys：累積財(cái)富；；養(yǎng)精蓄銳；develop擴(kuò)大,發(fā)展；增加,支持,樹立；collect累積,收集9.Somebyproductsofthisprocessarecalled"greenhouse"gases,themostimportantonebeingcarbondioxide.themostimportantonebeingcarbondioxide是一個(gè)獨(dú)立主格結(jié)構(gòu)，由名詞+分詞構(gòu)成，在句中做補(bǔ)充說明或伴隨的狀況。________________(時(shí)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(gè)含蓄虛擬條件句有時(shí)假設(shè)的情況并不以條件從句形式表示出來，而是通過一個(gè)介詞短語或其他方式表示。常用的詞或短語有：without,butfor，but