高二英语选修7__U3_under_the_seappt课件

Unit3UndertheSea,1,Warmingup,Haveyouseenplantsandanimalsthatliveunderthesea?Wheredidyouseethem?,2,Onasnorkelingtrip,Atanaquarium,Onaboattour,Inbooks,Infilms,OnTVnatureprogrammes,OntheInternet,3,Watchthephotosandtrytowritedownthenamesoftheanimalsortheplants.,shark,dolphin,4,anemone,anemonefish,coral,seastar,5,turtle,seahorse,6,whale鲸鱼,7,Killerwhale虎鲸,8,Whatdoyouthinkishappeninginthepicture?,Killerwhalesareattackingabaleenwhalewithwhalerswaitingbyintheirboat,harpoonattheready.,Pre-reading,9,Doyouknowaboutwhales?,suchas,thebaleenwhales,thekillerwhales,Kingofthesea,biggestcarnivore(食肉动物)ofthesea,killingallkindsofanimalsinthesea,eventhehugebluewhale,liketigeronland,workinginateam.,10,killerwhales,baleenwhales,11,ReadingOldTomthekillerwhale,12,1.Thefirststoryismainlyabout_.A.ahuntingexperienceofOldTomB.howOldTomhelpedwithwhalehuntingC.howthewhalerskilledawhaleD.howkillerwhaleskilledawhale2.Thesecondstorywastoldto_.A.showkillerwhaleswerecruelhuntersB.entertainreadersC.showkillerwhalescouldprotectandsavepeopleindangerD.showkillerwhalesneverharmedorattackedpeople.,Skimming,ReadingComprehensionI,13,()Usingatelescopewecouldseethatsomethingwashappening.()Thekillersstartedracingbetweenourboatandthewhale.()Clancyarrivedatthestation.()Themenstartedturningtheboataroundtogohome.()Clancyheardahugenoisecomingfromthebay.()Thewhaleyelledout.()Wejumpedintotheboatwiththeotherwhalersandheadedoutintothebay.()Themaninthebowoftheboataimedtheharpoonatthewhale.,Putthefollowingsentencesintocorrectorder.,5,6,1,8,2,3,4,7,14,Task3:(Readingandspeaking),Pleasereadthereadingagain,andinpairs,answerthefollowingquestions.1.WhatevidencewastherethatOldTomwashelpingthewhalersout?,Careful-reading,15,Evidenceofhelpingthewhalers,throwitselfoutofthewaterandcrashdownagain.,Letthewhalersknowthattherewasabaleenwhalenearby.,16,swimbytheboat,Showingthewhalersthewaytothehunt,17,2.Whatotheranimalsdidtheauthorcomparethekillerwhaleswith?Whydoyouthinkthekillerwhalesbehavedlikethis?,Dogs.Becausetheyknewthat,togetherwiththewhalers,theywouldsoonkillthebaleenwhaleandgetagoodfeed.,18,3.WhydidGeorgethinkthatthekillerwhalesworkedasateam?,Becausehecouldseethatsomeofthekillerswerethrowingthemselvesontopofthewhalesblowholewhileotherswerepreventingitfromdivingorfleeingouttosea.,19,4.Whydidthewhalersallowthekillerwhalestodragthewhaleaway?,Becausetheyknewthekillerwhaleswouldleavetherestofthebodytothem.,20,5.Whydidthewhalersreturnhomewithoutthewhalesbody?,Becausethebodywouldnotfloattothesurfaceuntilabout24hourslater.,21,6.HowdidOldTomhelpJames?Whydoyouthinkhedidthis?,OldTompreventedJamesfromdrowning.OldTomwantedtohelphishumanfriends.,22,Task4:Readthetextcarefullyagainandfillintheblanks.,water,crashed,boat,23,tongue,team,top,breathing,fleeing,dragged,depths,24,languagePoints,25,UsefulExpressions听说亲眼看到分类,整理大声喊叫快点,hearof,witnesswithonesowneyes,sortout,yellout,comeon,26,UsefulExpressions6.跑在前7.给某人领路8.在远处9.一包,一群10.指向,runaheadof,showsbtheway,inthedistance,apackof,pointtowards(to),27,UsefulExpressions11.用向瞄准12.收,挣得,引来13.饱吃一顿14.因为很害怕15.抬高,举起,aimatsb(sth),bringin,haveagoodfeedon,beterrifiedof,holdup,28,Annual“每年的;按年度计算的”ImplayingintheannualschoolconcertnextFriday.下周五我将在学校一年一度的音乐会上演出。Hehassixweeksannualleave.他一年有六个星期的休假。Birthdayisanannualevent.生日是一年一次的事。,29,2.witness作动词,意为“当场见到;目击;见证”Didyouwitnesstheaccident?你亲眼看到那场事故了吗？Recentyearshavewitnessedagrowingsocialmobility.近年来人们的社会流动性越来越大。,30,作名词,意为“目击者;证人;证据”，常用于be(a)witnesstosth.(目击,看见)结构。Sheis(a)witnesstotheaccident.Hehas_aterriblemurder.他目击了一起残忍的凶杀事件。Herface_thegreatexcitementshefelt.（表明；为提供证据）,been(a)witnessto,gavewitnessto,31,3.Opposite介词，在对面。HesatoppositetoMarionduringthediscussion.opposite作形容词，表示“相对的；相反的”.在街的对面朝相反的方向行驶,ontheoppositesideofthestreet,drivingintheoppositedirection,32,oppositen.,Hotandcoldareopposites.Whatistheoppositeofheavy.3.-Isitbetternow?-Quitetheopposite,Imafraid.,冷热是对立面.,重的反义词是什么?,恐怕正相反.,33,4.fleefledfled逃跑,逃避,逃离1)vt.fleeswTheywereforcedtofleethecountry.2)vi.fleefromswTheprisonerattemptedtofleefromtheprison,buthefailed.翻译：恐慌的人们从火里逃出.Thealarmedpeoplefledfromthefire.,34,5.dragvt.拖，拉，扯,Wedraggedthecarpetoutoftheroomwithgreateffort.翻译：Whydragmein?Hedraggedme_totheconcert.他硬拉我去听演唱会。,干嘛把我扯进来？,intogoing,35,6.Urge,Theyurgedus_atthattime.他们敦促我们给予支持。Theyurgedthatallchildren_toswim.他们呼吁(主张)教所有的孩子游泳。Heurgedhishorseforward.Ihadan_toseeyou.我迫切希望见到你。,togiveoursupport,(should)betaught,urge,他策马前行.,36,8.abandon(vt.)放弃,抛弃,遗弃Manypeoplewerekilledbythechemicalweapons_bytheJapaneseduringtheWorldWar.,abandoned,abandononescountry/friendabandonabadhabit革除恶习abandononeshope放弃希望,Heabandonedhimselftodespair.,沉湎于,37,Usinglanguage,ANewDimensionofLife,38,seastar海星,Enjoysomepicturesunderthesea,39,coral珊瑚,40,jellyfish水母,41,dolphin海豚,42,gull海鸥,43,turtle海龟,44,seal海豹,45,Glancequicklythroughthediaryentryonthepreviouspageandthennumbertheparagraphtopicsinthecorrectorder.,46,TopicParagraphnumbercoloursandshapes_thereefsedge_dangers_afinalthought_reflecting_someseacreatures_,254613,47,reflects反应；思考,Thatchoicereflectsyourgoodtaste.Mr.Lireflected_myadvice.认真考虑Onreflection,wedecidedtochangeourplan.withoutreflection,经考虑后,不经思考,on/over/upon,Languagepoints,48,aware,Hedoesntseemto_（意识到）thecoldnessthatwedontlikethewayhespeaks.他完全明白他错了。He_heismistaken.lackofawareness,beawareof,isfully/wellawarethat,缺乏意识,49,Scarev.&n.恐吓，惊吓；受惊吓,Youdidgivemeascare.Thehousescareseasily.Mymotherisscaredtoflyinaplane.4.Theyllscareheroutof_(tell)thepolice.吓得她不敢去报警5.Thesmallanimals_(吓得要死）whentheysawatigerwalkingtowardsthem.,吓我一跳,受惊吓,害怕做,telling,werescaredtodeath,50,3.upsidedown颠倒的(地)，乱七八糟的(地)Theofficeisbeingdecorated,so_.你把那张图片给弄颠倒了.Youhavegot_不要把那个盒子倒着拿.Donthold_.insideout“(穿)反了,倒悬,乱七八糟地”Look,Jacksjacket_.,everythingisupsidedown,thepictureupsidedown.,theboxupsidedown,isinsideout,51,Unit3Grammar,RevisethePassiveVoiceofingForm,52,当动词-ing形式的逻辑主语是动作的承受者时，就要用动词-ing形式的被动语态。包括其一般形式“(not)being+-ed分词和完成形式“(not)havingbeen+-ed分词”。动词-ing形式的被动语态和它的主动语态一样，在句中可以作主语、宾语、定语、状语。,动词-ing形式的被动语态,53,1.Beingkilledbysharksintheseaisacommonthing.2.Beingexposedtothesunshinedoesharmtoyourhealth.,用作主语,54,他成为我们的足球队领队让我们很高兴。His_leaderofourfootballteamwasapleasuretous._(没被邀请）madehimdisappointed.Itsfun_thezoo.被带到,havingbeenmade,Hisnotbeinginvited,beingtakento,55,Hewasafraidofbeingscoldedbytheteacher.2.Irememberhavingbeentoldthestory.3.Ididntliketheideaofbeingthrownaboutinaboatonaroughsea.,用作宾语,56,在avoid,admit,appreciate,complete,consider,delay,enjoy,escape,excuse,finish,forgive,imagine,mind,miss,practise,risk,suggest,giveup,putoff,feellike,insiston等后只接V-ing形式作宾语。,注意,57,Theproblembeingdiscussednowisveryimportant.2.Thehousebeingbuiltwillbeourlibraryuponitscompletion.,用作定语,58,1.Beingaskedtoanswerthequestion,shecouldntrefuse.?2.Havingbeenshownaroundthelab,thevisitorsweretakentotheplayground.,用作状语,59,一些动词如need,want,deserve,require等作“需要”讲时,其后的动词-ing形式的主动语态表示被动意义,也可以用不定式的被动形式来替换。如：,注意,Theblackboardneedscleaning.=Theblackboardneedstobecleaned.黑板需要擦干净。,60,另外注意beworth及beworthy的用法：Theproblemisworthdiscussing.Theproblemisworthyofbeingdiscussed.Theproblemisworthytobediscussed.,61,1.-WhatmadeBillsoangry?-_.Hisgirlfriendpromisedtocomeat8:30,butshehasntcomeyet.A.HavingkeptwaitingB.BeingkeptwaitingC.TobekeptwaitingD.Beingkeptwaited,课堂练兵,62,2.Thebuilding_inourschoolisforusteachers.Thoughtheresnoisemostoftheday,westillfeelhappyaboutit.A.builtB.havingbeenbuiltC.tobebuiltD.beingbuilt,63,3.Thesquirrelwasluckythatitjustmissed_.A.catchingB.tobecaughtC.beingcaughtD.tocatch,64,4.Whileshopping,peoplesometimescanthelp_intobuyingsomethingtheydontreallyneed.A.topersuadedB.persuadingC.beingpersuadedD.bepersuaded,65,5._manytimes,theboystilldidntknowhowtodothexercises.A.HavingtaughtB.Havingbeenta