Unit+1+Science+Fiction+Video+Time课件【知识 精讲精研 】 高中英语人教版选择性必修第四册

Unit1SciencefictionVideoTimeLearningobjectives1.Toknowsomethingaboutcropcircles.2.Towatchavideoandanswersomequestions.3.Todevelopcriticalthinkingbydiscussingsomequestionsafterwatchingthevideo.Lead-in1.Whatarethey?Cropcircles2.Whatdidyouknowaboutthem?Whatdoyouwanttoknowaboutthem?Cropcircle,largegeometric(几何图形的)patternofflattenedcrops,mostoftenfoundinfieldsinsouthernEngland.Cropcirclesaresaidbysomewhohavestudiedthemtobemessagesfromintelligentextraterrestrial(地球外的)life,butmanyhavebeenprovedtobetheworkofhumans.MysteriousCropCirclesThisvideoexaminesastrangephenomenonthathastakenplaceintheEnglishcountrysideformanydecades.Fromtimetotime,cropcirclepatternshaveappeared,withpeopledebatingforyearstheirpossiblecausesandmeanings.BeforeyouwatchLookatthephotosfromthevideoanddiscussthequestionsingroups.1.Whatdoyouthinkthesepatternsrepresent?Idon’tthinkthesepatternsrepresentanything.Theyjustlooklikenicedesigns.2.Whoorwhatdoyouthinkmadethesepatternsandhow?Ithinktheyweremadebypeopleasapracticaljoke.Task1Watchthevideoandchoosethebestanswer.1.What’sthestrangephenomenonmentionedinthevideo?A.BermudaTriangle B.CropCircles C.GulfStream2.Howmanyideasofthecausearementionedinthevideo?A.one B.two C.Three3.Howdidtheintervieweesexplainthesecircles?A.Makeacomparison B.Listnumbers C.GiveexamplesWhileyouwatchTask1Checkyouranswers.1.What’sthestrangephenomenonmentionedinthevideo?A.BermudaTriangle B.CropCircles C.GulfStream2.Howmanyideasofthecausearementionedinthevideo?A.one B.two C.Three3.Howdidtheintervieweesexplainthesecircles?A.Makeacomparison B.Listnumbers C.Giveexamples√√√Task2Answerthesequestions.1.Whodosomepeoplethinkthecirclesaremadeby?2.WhydidMr.Presleydecidetofindoutmoreaboutthecircles?3.Wherewereothertypesofcirclesfound?4.WhydoMatthewandhisteamlikemakingcropcircles?5.WhatdoesMatthewthinksomepeopleusethecropcirclesfor?Task2Checkyouranswers.1.Whodosomepeoplethinkthecirclesaremadeby?Somepeoplesuggestthatdifferentculturesmayhaveconstructedthemaswaysofcommunicatingwithaliens.Otherssaythatancientpeoplesmusthavecreatedthemtopleasethegods.2.WhydidMr.Presleydecidetofindoutmoreaboutthecircles?Helovespuzzles.3.Wherewereothertypesofcirclesfound?InaforestnearVancouver,abodyofwaterwhiletheareaarounditremainsfrozen.4.WhydoMatthewandhisteamlikemakingcropcircles?Becausetheythinkthatcropcircledesignisactuallyacreativeartdonebyhumanbeings,andtheteamssometimeschallengeeachothertoamazethepublicbyshowingwhattheycandoinanevening.5.WhatdoesMatthewthinksomepeopleusethecropcirclesfor?Hethinksthatsomepeopleareusingthecirclestopushtheirownunusualtheories.ReadtogetherNarrator:ThebeautifulrollingcountrysideofEnglandhasalonghistorybutinrecentyearsthere’sbeenastrangephenomenonhere,onewhichpeopleallovertheworldhavebeenstudyingwithgreatinterest:cropcircles.Thesestrangeandmysteriouscircleshavemanypeople,evensomescientists,askingwhoorwhatcouldhavemadethem.Sincethebeginningoftime,humanbeingshavecreatedsignssuchasunusualconstructionsoranimalscarvedintothehillsides.Somepeoplesuggestthatdifferentculturesmayhaveconstructedthemaswaysofcommunicatingwithaliens.Otherssaythatancientpeoplesmusthavecreatedthemtopleasethegods.Didpeoplecreatethesecropcirclesoraretheymessagesmadebyaliensfromouterspace?Thequestionhasbeenthecauseofmuchdebate.RegPresley:Iwalkedintothefirstcropcirclein1990,andIthought“Mm”.AndIlovepuzzles.AndwhatIdidwas...said,right,I’mgoingtotryandfindoutwhatthispuzzleisallabout.Ithinkprobably95%ofthemareman-made,butthere’soneparticularlyhere,justoveronahill,MilkHill,it’ssoenormousthatyoucan'tevenseetheothersideofthecropformation.Narrator:Presleythenexplainsthattheformationisoverakilometrewide.Hefeelsthatpeoplecouldn’thavemadesuchanenormouscirclewithoutotherpeopleknowingaboutit.Healsopointsoutthattheseformationsappearallovertheworld.HetellsofacircleinaforestnearVancouver,Canada.Init,onlythetoptwometresofthetreeswerebentandshapedinacircle.Remarkablythetreeswerenotbrokensuddenlyandquickly,butbentover,withoutbreakingwhentheywerearranged.Presleyhasalsoheardoficecirclesinwhichacircleoficeismissingfromabodyofwaterwhiletheareaarounditremainsfrozen.ForPresleyaconnectionbetweenthesemysteriouscirclesalmostcertainlyexists.ButtoayoungEnglishmannamedMatthew,they'renotallthatmysterious.Matthew:Yeah,alotofcircleshavebeenappearinginthisarea.It’salovelylandscapeandthefieldsarejustverycleanandopenlikeacanvas.Narrator:IntheareanearMatthew'shomemanycropcircleshaverecentlyappeared.Whilehewillnotadmittomakinganyofthese,Matthewhasofferedtodemonstrateexactlyhowcropcirclesaremade.Matthew:Well,iftherearealiensouttheredoingit,they’reusingstomperboardsandtheselittlemarkersbecause,Imean,there’sthingstherelikecombingeffects,inwhichpeoplearegoingroundandroundthesameareaflatteningitdown.Thatwouldn’tbetherewithaliensI’msure.Narrator:Infact,Matthewthinksalienswouldmorelikelyuseafaster,instantaneoustechnique,somethingobviouslyrealtoeveryone,evenhim.Matthew'sneverseenthiskindofevidence.Theonlycropcircleshe'sseenareundoubtedlymadebyhumans.AsMatthewandhisteambeginthelongeveningtaskofmakingacropcircle,hetalksaboutsomeofthebeliefsregardingthem.Heexplainshowpeopleimagineseeingextra-terrestrials,strangeballsoflightorUFOswhentheyseeacropcircle.Matthewhoweverclaimsthatcropcircledesignisactuallyacreativeartdonebyhumanbeings.Healsoexplainsthatteamssometimeschallengeeachothertoamazethepublicbyshowingwhattheycandoinanevening.Matthew:Itisabitlikeamilitaryoperation.You’vegottogetin,dothejob,getout.Notgetcaught.Youknowit’sSASIsuppose:Whodareswins.I’malittlebitworriedaboutsomeofthebeliefsIheargoingaround.Someofthestuffisabitapocalyptic.Narrator:AttimesMatthewisdisturbedbysomeofthebeliefsaboutcropcircles.Hethinksthatsomepeopleareusingthecirclestopushtheirownunusualtheories.Inhisyearsofmakingcropcircles,Matthew’sneverseenanyevidencethataliensmadethem.Inhisopinion,cropcirclesaredefinitelynotsignsofintelligentlifeinouterspace,butperhapsopinionslikeMatthew’sareasignofonekindofintelligentlife:intelligentlifeonEarth.1.Doyoubelievecropcirclesareallmadebyhumansorbyaliens?Whatdoyou