教案高二英语课件

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Unit1GreatscientistsCopernicus’revolutionarytheoryTeachingaims:1Improvethestudentsreadingandwritingskill.2GettoknowCopernicus’revolutionarytheory.3Learnsomeusefulwordsandexpressions.Mainpoints:ReadingandwritingDifficultpoints:ComprehensionTeachingprocedures:Step1.Lead-inAskthestudentstonamesomegreatscientists,leadoutNicolausCopernicusbypresenthispictureonthePPT,andintroducehimsimply.Step2.Reading1Givethestudents10minutestoreadthepassageandfindtheanswerofthefourquestionsbygroupwork•aWhatdidCopernicusthinkwasthecenterofthesolarsystem?•bWhyCopernicuscouldn’thetellanyoneaboutthetheory?•cHowmanyyearsdidCopernicusworkontheproblemtocompletehistheory?•dWhendidCopernicuspublishhistheory?Then,checktheanswerbeforeaskingsomestudentstoanswer2LetstudentsdrawthetwotheoriesoftheuniverseonP73Letstudentsjudgethesentenceswhichpresenttheinformationofthetexttocheckiftheyhavegotthepassagegenerally.4Languagepoints:Letthestudentreadthepassageparagraphbyparagraphtopickouttheproblemstheyhave.Thepointsmaybe:a.leadto:AllroadsleadtoRome.b.冒号+that从句(可略):尽管他很聪明,但他不勤奋,他从失败中得出结论:不劳无获Thoughhewasveryclever,hedidn’tworkhardandallhisfailureledtotheconclusion:thatnopainnogain.c.Onlyifyouputthesuntheredidthemovementsoftheotherplanetsintheskymakesense.只有当你把太阳放在中心位置上,天空中其他行星的运动才能说的清楚Only引导的状语放在句首,句子需用半倒装Forexample:只有用这种方法,你才能轻松得解决这个问题Onlyinthisway,canyoudealwiththeproblemeasily.就在你失去它的时候,你才会懂得时间宝贵。Onlywhenyoulostit,willyouunderstandhowvaluablethetimeis.makesense讲得通,有道理,有意义(反义:makenosense)他说的有道理Whathesaysmakessense.你的故事我听不明白。Yourstorydoesn’tmakesensetome.d.Heplacedafixedsunatthecenterofthesolarsystemwiththeplanetsgoingroundit.他把太阳固定在太阳系的中心位置上,而行星则围绕着太阳转With+宾语+宾语补足语(v-ing/v-ed/todo/adj./adv./prep.Phrases)通常作为状语,表示方式原因,条件。随着考试的结束,我们的假期开始了Withthetestfinished,webeganourholiday.老师微笑地走进教室,身后还跟着一群小朋友Withagroupofchildrenfollowing,theteachercameintotheclassroomwithsmile.e.Spin-spun-spun-spinningf.Enthusiastic热心的,满腔热情的(enthusiasmn.热情)Enthusiasticsupport热情的支持Beenthusiasticabout对某事充满热情g.cautiousbecautiousabout/ofsb/sth对某人/某事小心谨慎H.rejectreject和refuse后都可以接名词,但是reject含有对被抛弃的东西不顾一屑的意思,而refuse可以表示谢绝rejectanoffer/possibility/theoryStep3Homework1.WriteashortletteraskingCopernicustopublishhisideas.(Inordertoimprovethestudents’writingskill)2.Revisethewordsandlanguagepointsinthisunit.

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