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最新新课标人教版英语必修3：课件Unit-4-Astronomy：the-science-of-the-stars-Listening-and-discussing课件ppt.ppt

最新新课标人教版英语必修3：课件Unit-4-Astronomy：the-science-of-the-stars-Listening-and-discussing课件ppt.ppt

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时间：2021-04-19

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1、新课标人教版英语必修3：课件Unit-4-Astronomy：the-science-of-the-stars-Listening-and-discussingWarmingupBeforelistening,lookatthispicture.Whoishe?HowdoyouspellhisEnglishname?Andhowdoyoupronounceit?Pre-listeningFirst,lookthroughthethreesummariesinExercise2.Trytoguesswhatwillbethecontentofthelistenin

2、gtext.A.Thetextisabouthowthreescientistswantedtofindoutaboutthebeginningoftheuniverse.B.Thetextisabouthowtheideaofgravityhasdevelopedoveralongperiodoftime.C.Thetextisabouttheimportanceofthreescientistsandtheirwork.Andthenwhatiswrongwiththeothertwosummaries?Canyougiveyourreasons?While

3、-listeningNowwearegoingtolistentoatalkaboutgravity.Listencarefullyandtrytogetthemainideaofitandgiveyourreasons.Whilelistening,putdownthekeyinformation.A.Thetextisabouthowthreescientistswantedtofindoutaboutthebeginningoftheuniverse.B.Thetextisabouthowtheideaofgravityhasdevelopedoveral

4、ongperiodoftime.C.Thetextisabouttheimportanceofthreescientistsandtheirwork.MAINIDEA1.WhysummaryAisnottrue?Becausethethreescientistswantedtoexplainhowtheuniverseworkedandnothowitbegan.2.WhatiswrongwithsummaryC?Becauseitistoogeneralanddoesnotgiveenoughdetailaboutwhatthelisteningpassage

5、isabout.ListentoPart1againandfillinachartaboutNewton'sideaanddevelopment.Discusswithyourpartnerandthenshareyouranswerswiththewholeclass.IsaacNewtonIdeaDevelopmentLargebodieshaveaforcewhichpullsthingstowardsthem.Thebiggertheobject,thestrongerthegravity.ListentoPart2againandfillinanoth

6、ertwocharts.Discusswithyourpartnerandthenshareyouranswerswiththewholeclass.AlbertEinsteinIdeaDevelopmentInspacelargeobjectsmakespaceandtimebend;thelargertheobject,thefurtherspaceandtimebends.Timegoesslowerinverystronggravity.StephenHawkingIdeaDevelopmentBlackholeshaveaverylargemassan

7、dpullthingstowardsthem.Ifyougoovertheedgeofablackhole,youcannotgetout;butifyoudonot,youmaybeabletoescape.Post-listeningTrytotellyourpartnerthedevelopmentoftheideasaboutgravityaccordingtothechartsabove.HomeworkWriteanemailtoyourpenpaltodescribetheideasaboutgravity.一、伤寒论导读《伤寒论》这部著作成书于东

8、汉末年（约公元200年）

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