Unit2LanguageGrammarandUsageNounclausesintroducedbyquestionwords&PreparatorysubjectitTeachingAims:TolearnallnounclausesandhelpstudentsjudgedifferentnounclausesTolearnquestionwordsinnounclause.Tolearnhowtouseitasanemptysubject.TeachingProcedure:StepOne:Leading-inGooverthedifferentnounclausessuchassubjectclause,objectclause,predictiveclause,andappositiveclause.StepTwo:questionwordsinnounclauseIntroduceallquestionwordsinnounclauses,suchaswhat,which,who,whom,where,when,how,why,andwhose.Thattheearthisroundisafact.Mrs.Blackwon’tbelievethathersonhasbecomeathief.Myideaisthatweshoulddoitrightnow.Ihadnoideathatyouwereherfriend.主语从句在复合句中作主句的主语。引导词有连词that(that不可省),whether;代词有who,what,which;副词when,where,how,why等。宾语从句在复合句中作主句的宾语。引导词有连词that(that常可省略),whether,if;代词有who,whose,what,which;副词when,where,how,why等。表语从句在复合句中作主句的表语。引导词有连词that(that不可省),whether;代词有who,what,which;副词when,where,how,why等。同位语从句在句中起同位语的作用。一般放在名词fact,news,idea,promise,thought,suggestion等之后,用以说明或解释前面的名词。引导词有连词that;少数情况下也可用连接副词等。Tellstudentstopayattentiontotheorderofnounclausesanddon’tleaveoutquestionwords.Askstudentstodoexercisesonpage28&29Moreexercisesaboutsubjectclause,objectclauseandappositiveclauseStepThree:itaspreparatorysubjectIntroducewhenitisusedasapreparatorysubject.it作形式主语的句型1.It+be+adj.(true,certain,possible,obvious,likely…)that…2.It+be+nounphrase(nowonder,anhonour,apity,…)that…3.It+be+pastparticiple(said,reported,expected,announced…)that…4.It+seems/appearsthat….5.Itdoesn’tmatterthat…Askstudentstodoexercisestoconsolidateit.StepFour:HomeworkDoC2onPage100