英语高二下人教版新课标选修8Unit2第4课时教案TheFourthPeriodGrammarTeachinggoals教学目标1.Targetlanguage目标语言a.重点词汇和短语bother,regulation,resist,unable,argument,reasonable,obtain,beboundto,fromtimetotime,bringbacktolife,payoffb.重点句子AltogetherDollylivedforsixyears,halfthelengthofthelifeoftheoriginalsheep.Thefactthatsheseemedtodevelopnormallywasveryencouraging.2.Abilitygoals能力目标Enablethestudentstolearnthemodalverbsmust,haveto,havegotto.3.Learningabilitygoals学能目标Helpthestudentslearnhowtousethemodalverbsmust,haveto,havegotto.Teachingimportantpoints教学重点Theuseofthemodalverbsmust,haveto,havegotto.Teachingdifficultpoints教学难点Howtoteachthestudentstomastertheusageofthemodalverbsmust,haveto,havegotto.Teachingmethods教学方法Studyindependentlyandpractice.Teachingaids教具准备Aprojectorandablackboard.Teachingprocedures&ways过程与方式StepⅠRevisionCheckthestudents’homework.T:Lastclasswetalkedsomethingaboutcloning.Now,whocanshowyouropinion?S:Letmehaveatry.Inmyopinionitiswrongtoclonehumanbeings.Ifmyparentsdecidedtohaveaclonemadeofme,IwouldfeelverysadandIwouldneveracceptthecloneasamemberofthefamilyorasmyfriend.T:Goodjob!StepⅡGrammarT:Doyouknowtheappositiveclauses?Pleasepickoutthreemoreexamplesfromthereadingpassage.Sampleanswers:Thefactisthattheyarenaturalclonesofeachother.Thewholescientificwouldfollowtheprogressofthefirstsuccessfulclone,Dollythesheep.AltogetherDollylivedforsixyears,halfthelengthofthelifeoftheoriginalsheep.T:Nowletmeexplainsomethingabouttheappositiveclauses.Theappositiveclauseisaclauseusedasanappositive.Theclauseisanexplanationtothenounbefore.Theappositiveclausebelongstonounclauses.Mostoftheappositiveclausesmaybeintroducedbytheconjunctionthat.Acontentclauseisfrequentlyinappositionwithsuchnounsasfact,news,idea,thought,question,reply,report,remark,hope,belief,suggestionetc.Someexamples:Nobodysharesmybeliefthathewasmad.Mysuggestionthathewasmadwasnotaccepted.Theyarefamiliarwiththeopinionthatallmatterconsistsofatoms.WheredidyougettheideathatIcouldnotcome?Wehaven’tyetsettledthequestionwherewearegoingtospendoursummervacation.Thesuggestioncamefromthechairmanthatthenewruleshouldbeadopted.T:Thewordsthefactareofteninsertedinfrontofanobjectclausewhentheclausecannotbeconvenientlyconnectedwiththeverbeitherdirectlyorbymeansoftherepresentativeit.Thiscannothidethefactthatheisgrowingold.Wemustfacethefactthatwearelivinginarevolutionaryworld.Somesupplements:同位语从句与that引导的定语从句1)从先行词看同位语从句与名次之间在逻辑上是“主语+be+表语”的关系。该名词是需要做特殊说明的抽象名词。例如：Theyweredelightedatthenewsthattheirteamhadwon.Thenewswasthattheirteamhadwon.2)从引导词来看引导词that在同位语从句中是连词，只起连接作用，无具体词，that不可省略；that在定语从句中是关系代词，它在从句中充当一定成分--主语或宾语，有具体词义，作宾语时还可以省略。Thefactory(that)wevisitedyesterdayisachemicalone.ThenewsthathewillleaveforShanghaiistrue.3)同位语从句的简易判断方法同位语从句与其先行词在逻辑上是“主语+be+表语”的同位语关系。所以，可以在名词从句之间加系动词be，使之构成一个新句子，如果合乎逻辑，句子通顺，则原句为同位语从句；定语从句是不能够用系表结构把先行词与从句连接起来的。Thebeliefthattheearthisflatisstillheldinsomecountries.Thebeliefisthattheearthisflat.能用于名词性从句的名词有：ability,patience,anxiety,answer,order,report,wish,decision,suggestion,belief,doubt,fact,hope,mes...
