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高中英语 Unit 4 Astronomy the science of the stars Period 1 Warming up and reading优秀教案 新人教版必修3VIP免费

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Unit4Astronomy:thescienceofthestars单元要览类别课程标准要求掌握的项目话题Scienceofthestars;thedevelopmentoflife;spacetravelandgravity词汇astronomyn.天文学existvi.存在;生存systemn.系统;体系;制度thusadv.因此;于是religionn.宗教;宗教信仰dioxiden.二氧化物theoryn.学说;理论biologyn.生物学atomn.原子biologistn.生物学家billionpron.&n.&adj.(英)万亿;(美)十亿puzzlen.迷;难题vt.&vi.(使)迷惑;(使)为难globen.球体;地球仪;地球gravityn.万有引力;重力violentadj.猛烈的;激烈的;强暴的floatvt.&vi.(使)浮动;(使)漂浮n.漂浮物carbonn.碳gentleadj.温和的;文雅的atmospheren.大气层;气氛physicistn.物理学家unlikeprep.不同;不像climaten.气候fundamentaladj.基本的;基础的crashvt.&vi.碰撞;坠落harmfuladj.有害的spaceshipn.宇宙飞船acidn.酸pulln.&vt.拉;拖;牵引力chainn.链子;连锁;锁链satelliten.卫星;人造卫星multiplyvt.&vi.乘;增加massn.质量;团;块;大量oxygenn.氧exhaustvt.用尽;耗尽短语solarsystem太阳系blockout挡住(光线)intime及时;终于cheerup感到高兴;感到振奋layeggs下蛋nowthat既然givebirthto产生;分娩breakout突发;爆发inone’sturn轮到某人;接着watchout密切注视;当心;提防carbondioxide二氧化碳prevent...from阻止;制止重要句型1.Whatitwastobecomewasuncertainuntilbetween4.5and3.8billionyearsagowhenthedustsettledintoasolidglobe.(betodo;what-clauseasthesubject)2.Theearthbecamesoviolentthatitwasnotclearwhethertheshapewouldlastornot.(so...that;itis/wasnot+adj.+whether-clause)3.Whatisevenmoreimportantisthatastheearthcooleddown,waterbegantoappearonitssurface.(what-clauseasthesubject;that-clauseasthepredicative)4.Itwasnotimmediatelyobviousthatwaterwastobefundamentaltothedevelopmentoflife.\[itis/was(not)+adj.+that\]5.Sowhetherlifewillcontinueontheearthformillionsofyearstocomewilldependonwhetherthisproblemcanbesolved.(whether-clauseasthesubject;dependon+whether-clauseastheobject)功能Instructions:Pleasepayattentionto...Pleasecheckthat....Youneed...Don’tforgetto...Makesurethat....Watchoutfor...You’dbetter...Youmust/mustn’t...Pleaselookat...语法NounclausesasthesubjectWhatitwastobecomewasuncertain......itwasnotclearwhetherthesolidshapewastolastornot.教学重点1.Getstudentstolearnaboutthedevelopmentoftheearthandmakingaspacetrip.2.HavestudentslearnsomeusefulnewwordsandexpressionsandletthemlearneffectivewaystorememberEnglishvocabulary.3.Enablestudentstousetheexpressionsofinstructionscorrectlyindailylife.4.Letstudentslearnthenewgrammaritem:nounclausesasthesubject.5.Developstudents’listening,speaking,readingandwritingabilities.教学难点1.Enablestudentstomastertheuseofnounclausesasthesubject.2.Letstudentslearntowriteashortarticletoshowtheirproblemsandthewaystoovercomethem.3.Developstudents’integrativeskills.课时安排Periodsneeded:7Period1WarmingupandreadingPeriod2Learningaboutlanguage:ImportantlanguagepointsPeriod3Learningaboutlanguage:GrammarPeriod4Usinglanguage:ListeningandspeakingPeriod5Usinglanguage:ExtensivereadingPeriod6Usinglanguage:SpeakingandwritingPeriod7Revision:SummingupandlearningtipPeriod1Warmingupandreading整体设计教材分析Thisisthefirstteachingperiodofthisunit.Atthebeginningoftheclass,theteachercanleadinthetopicoftheunitbyhavingafreetalkwithstudentsaboutsomefamousscientistsandwhattheyhavediscovered.ThenturntoWarmingUp.Itisintendedtohavestudentsthinkaboutandthendiscussthesetwogroupsofquestions:1.Inoursolarsystemeightplanetscirclearoundthesun.Whatarethey?Canyoumatchthenameswiththeplanets?2.Whatinterestsyouinastronomy?Doyoukno...

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高中英语 Unit 4 Astronomy the science of the stars Period 1 Warming up and reading优秀教案 新人教版必修3

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