牛津高中英语必修三M3U1ProjectPPT课件.ppt

Unit1,1,2,shark,3,Unit1ProjectProducingaTVshow,4,5,shark,pigeon,6,1.Howmanydifferenttypesofsharksarethereintheocean?2.Whatisthemostdangerousshark?3.Whyisthenumberofsharkattacksincreasing?,7,1.Howmanydifferenttypesofsharksarethereintheocean?2.Whatisthemostdangerousshark?3.Whyisthenumberofsharkattacksincreasing?,Nearly400.,Thegreatwhiteshark.,Becausewatersportsarebecomingmorepopular.,8,ReadText1carefullyandfinishtheform.,Detailreading,9,10,TheBestPicture,11,12,TheBestShortFilm(Animated)最佳动画短片,13,14,1.Whathappenedtothesoldiersthatnight?2.Whywerepigeonsusedinancienttimetocarrythenewsoreventhemail?3.Howdopigeonsfindtheirway?,15,1.Whathappenedtothesoldiersthatnight?Theywerebeingattacked.2.Whywerepigeonsusedinancienttimestocarrythenewsoreventhemail?Becausepigeonshaveagoodsenseofdirectionandcanfindtheirwayoverlongdistances.,16,3.Howdopigeonsfindtheirway?Pigeonsappeartohaveacompassinsidethemthattellsthemwhichwayisnorth,theyalsoappeartousetheirsightandeventheirsenseofsmelltotellthemwhichwaytheyshouldgo.,17,Readagainandfillintheblanks.,Itwasaquietnight.Thesoldierswereasleepwhileaguardwatchedfortheenemy.Suddenly,withaflashandthesoundsofguns,hundredsofenemysoldiersrushed(1)_them.Whatshouldtheydo?Anofficerquicklywroteashortmessage,(2)_upthepaperandattachedittoapigeonsleg,thensetthebird(3)_.,towards,rolled,loose,18,Thoughitmayseemhardtobelieve,pigeonshaveawonderfulsenseof(4)_andcanfindtheirwayhomeoverlong(5)_.Why？Becausepigeonsappeartohavea(6)_insidethemthattellsthemwhichwayisnorth.Inaddition,theyalsoappeartousetheir(7)_andeventheirsenseof(8)_totellthemwhichwaytheyshouldgo.(9)_humans,theynever(10)_lost.,direction,distances,compass,sight,smell,Unlike,get,19,Contrarytowhatmanypeoplemightassume,evidenceshowsthatsharksseldomattackhumans.(L11-13)与很多人想法相反，证据表明鲨鱼很少攻击人类。,Languagepoints,20,1.contrary1)adj.相反的(常与介词to连用）2)n.相反的事实或情况onthecontrary恰恰相反ContrarytowhatIthought,sheprovedtobesuccessful.-Youmustbetiredafterfourhourslearning.-No.Onthecontrary,Ifeelenergetic.,21,Practice,事实上，他的观点和我的相反。Infact,hisview_mine.2.他一点儿都不恼火，相反，他很高兴能被别人理解。Hewasntannoyedatall._,hewasgladtobeabletomakehimselfunderstood.,iscontraryto,Onthecontrary,22,Inthemaintype,thesharkattacksyoubecauseitmistakesyouforafish,butwhenittasteshumanfleshitdecidestogiveupandswimaway.Inthesecondtype,thesharkpushesyouwithitsnosetofindoutifyouarefittobeeaten,andthenbitesyouifitthinksyouare.Inthethirdtype,thesharkwaitsforyoutoswimby,andthenattacksyousuddenly.Thelasttwotypesofattackmoreoftenresultinthedeathofhumans.,23,Toreducetheriskofasharkattack,youshouldfollowthesesuggestions.,24,Donotswiminthedark.Sharkscanstillseeyoubutyoucannotseethem.Donotgoswimmingintheoceanifyouhaveafreshwound.Sharkscansmellbloodoveralongdistance.Donotwearbrightclothingorjewellery,becausesharksareattractedtocoloursandbrightobjects.Stayingroups,assharksusuallyavoidlargenumbersofpeople.,25,2.attractvt.吸引，使喜爱；引起的好感（或爱慕）Hewasattractedbyhersmile.TheTVshowIamasingerhasattractedalotofattention.attractive吸引人的；漂亮的，性感的,26,Recently,sharkattackshavebeenincreasingaswatersportsarebecomingmorepopular.Ifasharkattacksyou,trysomeofthefollowingtipstohelpyou.Keepcalm.Donotpanic.Hitthesharkonthenosewithyourfist.Stickyourfingerinthesharkseye.,27,Dontbefrightenedbysharks:youare30timesmorelikelytobehitbylightningthanbeattackedbyashark.,28,3.倍数的表达法有三种：A+谓语+倍数词+adj./adv.的比较级+than+BTheboxisfivetimesbiggerthanthatone.A+谓语+倍数词+as+adj./adv.的原级+as+BAsiaisaboutfourtimesaslargeasEurope.A+谓语+倍数+the+度量名词+of+B(size/length/width/height/weight/number/amount等）Theearthisabout49timesthesizeofthemoon.【翻译】这根绳子长度是那根绳子的三倍。,29,1.Itssaidthatthepowerplantisnow_largeaswhatitwas.A.twiceasB.astwiceC.twicemuchD.muchtwice,2.ThenewstadiumbeingbuiltforthenextAsianGameswillbe_thepresentone.A.asthreetimesbigasB.threetimesasbigasC.asbigasthreetimesD.asbigthreetimesas,30,4.likelyadj.很可能的,1）belikelytodosth.Lookatthesky.Itslikelytorain.2)Itislikely+that从句Anothertrafficjam!Itslikelythatwellbelateagain.,31,Itisnight.Allisquiet.Thesoldiersareasleepwhileaguardwatchesfortheenemy.Thereisaflash,andthesoundofguns!Theyarebeingattacked!,万籁俱寂的夜晚。除了一名哨兵在站岗放哨，所有士兵都在梦乡。突然一道闪光，枪声四起！他们遭到攻击了。,32,Theyareallgoingtobekilledunlesstheygethelp.Whatshouldtheydo?Anofficerwritesashortmessagequicklyonasmallpieceofpaper:Beingattacked!Hurry!Herollsupthepaperandputsitintoasmallcase,andthenreachesintoacageandgetsabird.Attachingthemessagetoitsleg,hesetsthebirdloose.Itimmediatelyfliesintotheairanddisappearsinthedark.Willthebirdarriveintime?Willtheybesaved?,33,Thoughitmayseemhardtobelieve,thebirdtheofficerusesisthesamebirdoftenseeninpublicparks-thepigeon.Pigeonshaveawonderfulsenseofdirectionandcanfindtheirwayhomeoverlongdistances.Indeed,pigeonshavebeenknowntoflyhomefromasfarawayas1,800kilometres.Thatiswhypigeonshavebeenusedsinceancienttimestocarrythenewsoreventhemail.,34,However,itwasinwarthattheyfoundtheirgreatestuse.DuringbothWorldWarIandII,pigeonswereemployedbyarmiestocarrymessagestoandfromthefrontlines,savingthelivesofmanysoldiersandevenhelpingwithsomeimportantvictories.,35,5.However,itwasinwarthattheyfoundtheirgreatestuse.,强调句型：Itis/was+被强调部分+that/who+其他部分Itwasmymotherwhomadethedecision.Itwasin1906thatYaliwasfounded.【练习】Itwastheculture,ratherthanthelanguage,_madeithardforhimtoadapttothenewenvironmentabroad.A.whereB.whyC.thatD.what,5.However,itwasinwarthattheyfoundtheirgreatestuse.（L16),36,37,10Amazingfactsaboutpigeons,Pigeonsaretheonlybirdintheworldthatdonothavetolifttheirheadtoswallowwater.Pigeonspairandmateforlife,unlessseparated.Afullgrownpigeonhasabout10,000feathers.,38,4.Thepigeoncanbeatitswingsupto10timespersecond,whilemaintainingaheartrateof600beatsperminuteupto16hourswithoutrest.5.Pigeonsareoneofthemostintelligentbird,theyhavecapabilitytoselfrecognizeinthemirror.,10Amazingfactsaboutpigeons,39,6.Pigeonshavebuiltinmagneticcompass.TheyalsouseSunspositionstoreachthedestination.7.Pigeonshaveavisualmemorythatcanstoreatleast300objectsorimagesindefinitely.,10Amazingfactsaboutpigeons,40,8.Duringbreedingseason,whentherearemorebabiesonthefloor,allparentswillfeedallbabies,eveniftheyarenottheirown.9.TherearemorethanAMILLIONfanciersaroundtheworldthatbreedpigeons.,10Amazingfactsaboutpigeons,41,10.Pigeonsachieved98%successrateinthemissionsflowninWorldWarII,despiteenemyfire,andoftenwithmortalinjuriestothemselves.,10Amazingfactsaboutpigeons,42,DuringbothWorldWarIandII,pigeonswereemployedbyarmiestocarrymessagestoandfromthefrontlines,savingthelivesofmanysoldiersandevenhelpingwithsomeimportantv