英语：Unit3《Under the sea》Language study课件(1)(新人教版选修7

人教课标版高二选修7Unit3LanguagestudyPleaseenjoysomebeautifulpicturesandvideoaboutseaanimals.Now,wearegoingonasnorkelingtripintothedepthsoftheocean!parrotfish鹦嘴鱼Sea-slug海蛞蝓eel鳝；鳗Giantcalmgreyreefshark灰礁鲨1.I’msittinginthewarmnightairwithacolddrinkinmyhandandreflectingontheday—adayofpuremagic!我手拿一杯冷饮坐在温暖的夜空下回忆着当天的事情——这是神奇的一天！[赏析]withacolddrinkinmyhand是一个独立结构作伴随状语，表明“我”坐在那儿的时候悠闲的心态。warm和cold形成鲜明的对比,给人以惬意的感觉。[点拨]根据句意“肖恩对他祖国强烈的爱在他最近发表的诗歌中反映了出来”可知选B。relieve减轻,缓和;respond回应,作出反应；recover恢复健康，康复。[考例]Sean’sstrongloveforhiscountryis______inhisrecentlypublishedpoems.(上海2006春)A.relievedB.reflectedC.respondedD.recovered[考点]reflect反映;思考；表明。2.aware【基础过关】adj.对某人某事知道,明白,察觉到,意识到,常构成phrases:beawareofsb/sth对……明白,意识到beawarethat…意识到asfarasI’maware…据我所知makesb.awareof让某人知道【典型例题】Becausehewas____thenewlimit,hewasstoppedandwarnedforspeeding.A.goodatB.tiredfromC.unawareofD.uninterestedin【答案】C考查形容词用法。【点拨】从后句暗示出他不知道新的速度限制。3.…mindmeswimming…动名词的复合结构【基础过关】动名词的复合结构是“物主代词或名词的所有格+动名词”构成，在句中作主语、宾语、表语等；如果不是在句子开头，这个结构常常用名词的宾格或名词性的物主代词来代替Doyoumindmy/me/Jack’s/Jackleavingnow?我活杰克现在离开你介吗？【典型例题】Icanhardlyimagine_____acrosstheAtlanticOceaninfiveyears.A.PetersailB.PetertosellC.PetersailingD.Petertohavesailed【答案】C考查动名词的复合结构【点拨】imagine后接动名词。句中sail的逻辑主语Peter既可用宾格,也可用所有格4.hang【基础过关】v.挂，吊，固定在墙上，处以绞刑Theboyhunghisheadinshame.那个男孩羞愧地低下了头【拓展延伸】Phraseshangback踌躇不前,退缩hangdown下垂,低下头hangonto紧紧握住,坚持下去hangonupon抱住不放,坚持下去，不挂断电话hangabout=hangaround徘徊hangby/on/uponathread/hair千钧一发hangitdoubt疑惑不决hangup挂,吊,拖延,终止,挂断电话【典型例题】IwassoangrythatI____onhim.A.hungdownB.hungupC.hangedonD.hangback【答案】B考查hang短语辨析【点拨】句意：我太生气啦，以至于我挂掉了他的电话hangdown下垂,低下头;hangon紧紧握住,坚持下去,(打电话不挂断);hangback踌躇不前,退缩;hangup挂,吊,拖延,终止,挂断电话5.upsidedown倒悬另有短语insideout也有同样的效果You’dbetterturnthebottleupsidedowntoemptyouttheoil.你最好把瓶子倒过来,把瓶里的油控干净。6.(be)scaredtodeath吓死了【基础过关】vt.恐吓,受惊吓,感到害怕n.惊恐，惊慌Hescareseasily.他动不动就害怕【归纳拓展】scaredadj.scaredofsb/sth,,scaredofdoingsth/todosthscaryadj.引起恐慌的scaresb.away/off把某人吓跑【典型例题】Shewasscare____theyardbecauseshewasscared___bythebigdog___atthegate.A.togointo;tobebitten;layB.ofgoinginto;tobite;layingC.ofgoinginto;tobite;layingD.togointo;ofbeingbitten;lying【答案】D考查scared的用法以及非谓语动词【点拨】bescaredtodosth.害怕做某事;bescaredofdoing担心某事；dog与lie(躺)之间为主动关系,且表示正在进行，因此应用现在分词。5.asteepdrop陡直向下的坡。steep陡直的;陡峭的Inevercycletomygrandpa’s-it’stoosteep.我从来不骑车去外公家—路太陡了。steep还可以指过高的价格。Iwouldn’tpay5,000yuanforthatcomputer—thepriceistoosteep.我才不花5000元买那台电脑呢,这个价太高。Teachingtask1：Glancequicklythroughthediaryentryonthepreviouspageandthennumbertheparagraphtopicsinthecorrectorder.TopicParagraphnumbercoloursandshapes___thereef’sedge___dangers___afinalthought___reflecting___someseacreatures___2546131.Whatdidthewriterdointhemorningon19thJanuary?Hewentsnorkeling.2.Whatdidhethinkafterseeingsuchextraordinarybeauty?Hethoughteverycellinhisbodywokeupanditwaslikediscoveringawholenewdimensionoflife.Teachingtask2:4.Doeshethinkthecoralsarefantastic?Why?Yes.Becausetheywereshapedlikefans,plates,brains,lace,mushrooms,thebranchesoftreesandthehornsofdeer.3.Whatisthefirstthinghebecameawareof?Allthevividcolorssurroundinghim.6.Werethereanythingthatmadehimfeelfrightened?Whatwerethey?Yes.Therewere.Hedidn’twanttogetclosetotheeel,thegiantclam.Thegreyreefsharkmadehimscaredtodeath.5.Didhefrightenthefishwhenheswamamongthem?No,hedidn’t.Thefishdidn’tseemtomindhimswimmingamongthem.Fillintheblankswithinformationfromthetext.CreaturesDescriptioncoralaclownfishparrotfishsea-slugfantastic---shapedlikefans,plates,brains,lace,mushrooms,branchesoftrees,hornsofdeerorangeandwhite,thathidinthewavingalongthinseaweedyellowandgreenwithhardbird-likemouth,hangingupsidedownyellow-spottedCreaturesDescriptioneelclamreefsharkWithstrongsharpteeth,withonlyitsheadshowingfromahole,watchingforatastyfishgiant;halfburiedinsomecoralgrey,oneandahalfmeterslongReadthetextandfillintheblanks.Duringthesnorkellingtrip,thewriterfirstbecame_____ofthe____coloursandthefantasticcorals.Hesawlittlefish________thebodiesoflargerfish,theparrotfish_________upsidedown,awarevividcleaninghangingTeachingtask3:asea-slug_______byasea-star,aturtlepassingsoclosetohim,aneel_______itsheadfromahole,aclam_______forsomethingtoswiminbetweenitsthickgreenlips.Hefelt______todeathonseeingsomecreatures.Itisawonderfuland_________________worldunderthesea.limitless/enormousshowingwaitingscaredslidingTeachingtask4:PleasereadthetextonPage24,andpracticeinpairs,StudentAgivesaquestion,andStudentBanswersthequestion.主旨大意1.Inthediary,theauthormainlywantstotellusthat____.A.whathesawintheseaB.howthefisheatintheseaC.thevividcolorsintheseaD.alltheplantsintheseaarepoisonousA2.Whatwashangingupsidedownintheseaaccordingtothetext?A.Theorangeandwhiteanemonefish.B.Theyellow-spottedredsea-slug.C.Theyellowandgreenparrotfish.D.Theorangeandblue-stripedangelfish.C3.Whentheauthorsawtwo____,hefeltscaredtodeath.A.anemonefishB.parrotfishC.sea-slugsD.sharksD4.Howmanykindsofcreaturesdidn’ttheauthorwanttogettooclosetoaccordingtothefourthparagraph?A.TwoB.ThreeC.FourD.FiveB推理判断:5.Fromthewholetextweknowthattheauthorfeltthat____.A.hewasatinyspotcomparedwiththewholewo