Unit3SeaExplorationUsingLanguage(I)课件-高二英语人教版选择性

Unit3Period3UsingLanguage(I)Gettoknowaboutwhalesandotherseaanimals1.通过听对话，能树立保护海洋生态的意识，形成正确的海洋发展观；2.能抓住对话要点和说话者的叙述逻辑，在口头表达中灵活运用顺序词。CouldyoucompletethefunfactsaboutwhalesWhalescanholdtheirbreathsforatleast_____minutes.The________whaleisthelargestknowncreaturetoeverinhabittheplanet.Humpbackwhalessing_________songs.Thereare________typesofwhales.Whales________sleep.20bluecomplextwo

don’t新课导入课堂学习Pre-listeningReadtheposteronpage30,describethepicture.Thephotoisofa26-meterbluewhaleapproachingawhalewatchingboatinMontereyBay,California.11.WhataspectofthecampwouldyoulikebestIwouldliketheopportunitytoseethewhalescloseupbest.2.DoyouthinkitisimportanttocarryoutresearchonwhalesandotherseacreaturesThisresearchhelpsuslearnmoreaboutthewonderfulworldwelivein,anditalsohelpsuslearnmoreabouttheseamazingcreaturessothatwecanbetterprotectthem.While-listeningListentotheheadresearchertalkingtothecampersattheendoftheday.Whatthreethingswerethecampersaskedtodo21.__________________________________________________2.__________________________________________________3.__________________________________________________tofindoutsomefactsforawhaleprofiletothinkaboutwhytheydowhaleresearchtogooutwithandwriteareportoftheworktheydoListenforsequenceWhenpeopletalkaboutaseriesofactionsoreventshappeninginsequenceoftime,theyoftenusecertainwordsandphrases,suchasfirst,next,then,afterthat,later,andfinally.3ListentoLuke'spartoftheconversationagain.Numberthefollowingsentencesinthecorrectorder.Afterthat,wegavethegroupofwhalesaname,andeachmemberanumber.Theywillbeaddedtothedirectorysowecanidentifytheminthefuture.Mostwhaleshaveslightlydifferentfinsandmarks,whichcanhelpustotellthemapart.Meanwhile,wealsonotedtheirlocation,sowecantracktheirmovementsandplottheirmigrationpath.Thenwetookpicturesoftheirfins.Finally,wecontactedotherwhaleresearchgroupsaroundtheworldtosharetheinformationwiththem.First,wefollowedagroupofwhaleswiththeboat.Later,wecreatedadatabaseoftheirfinsandlocations.123456784Listentotheconversationagainandanswerthequestions.1.Howmanyspeciesofwhalesarethere2.Whatisthecriteriontodividethemaintypesofwhales3.Whatdowhalesusesoundsfor4.Whydothecamperstakepicturesofthewhales'fins5.WhydotheycontactotherresearchgroupsOver80.Thecriterioniswhethertheyhaveteethornot.Theyusesoundstocommunicateandhunt.Theywanttoshareinformationwiththem.Thiscanhelpthemtotellthewhalesapart.Completethemindmapandtalkaboutwhales.Whalesover80speciesWhaleswithteethWhaleswithoutteethfoodspeciesfoodtypicalspeciesfish,seaanimals70smallorganismsbluewhalelengthweight100feet200tonsSomeofthestudentscouldnotmakeittothecamp.Imagineyouwerethere.Tellyourpartneraboutwhathappened,usingtheexpressionsintheboxbelow.Yourpartnercanalsoaskquestionstofindoutmoreaboutwhathappened.5Expressingsequence

First(ly),…Second(ly),...Third(ly),...Firstofall...Then/Afterthat/Afterwards/Next/Lateron…Intheend/Atlast,...Atthattime..Itbeganwhen...Meanwhile…Later…Finally…A:Todaywelearntaboutwhalesandwhaleresearch.First,wefoundsomeinformationandfactsaboutwhales.WeusedthelibraryandtheInternet.B:WhatdidyoudoafterthatA:Well,afterthatwethoughtaboutwhywedowhaleresearch.B:ButwhydowedowhaleresearchA:Therearelotsofreasons.Firstofall,weneedtoknowhowmanywhalesthereare.Then,weneedtoknowwheretheygo.Andfinally,weneedtounderstandmoreaboutthem.B:ThenwhatdidyoudonextA:Afterthat,wewentoutwhalewatching,followingagroupofwhalesinaboat.B:Thatsoundsgreat.Didyoujustwatchthem,ordidyoudoanythingelseA:Westartedbytakingpicturesoftheirfins,sowecouldtellthemapart.Atthesametime,wenotedtheirlocation,sowecouldtrackthem.B:WhatdidyoudoafterwardsA:Wecreatedadatabaseandgaveeachwhaleanameandnumber.Thenfinally,wesharedourinformationwithotherwhaleresearchgroupsaroundtheworld.B:Itallsoundssowonderful!IwishIcouldhavejoinedyouA:Ido,too.WatchthevideoProtectingBiodiversity,andthendiscusswhatotherseaanimalsyouwouldliketosee.6WhatseaanimalscanyouseeinthevideoWhatotherseaanimalswouldyouliketoseeWhatwouldyouliketoknowabouttheseseaanimalsTimePlaceRoute1ActivityPurposeoftheactivityRoute2Talkwithyourpartnerandmakeaplanforatriptoseetheanimals.Yourplanshouldincludeactivitiesyouwouldliketodo.Forourtrip,wewouldliketogototheShanghaiOceanAquarium,whosethemeis“Spanningfivecontinentsbyaconnectionofwater”.Wecanfirstvisitthespecialexhibitionofsavingsharks.Thenwecangotoseetheseahorseswhosenumberdeclinedgreatlyforthepastdecade.However,mostpeopledonotknowmuchaboutseahorsesatall.IthinkweneedtoraiseawarenessaboutseahorsesandmarineconservationinChina.Thelas