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1、Unit3Lookinggood,feelinggoodPeriod4Grammar1一．【设计思想】M1U1&U2已介绍了限制性定语从句的用法，本单元，再介绍非限制性定语从句。所以，本课首先用表格填空和填词练习进行全方位的复习。然后通过设置情景汶川地震与学生交流信息来呈现非限制性定语从句的概念，让学生感受语言，通过思考、分析和归纳，发现语法规律，并在足够的语境支持下反复再现语法现象，从而实现从教材中来，到应用中去。二．【教学目标】Bytheendofthisclass,thestudentswillbe
2、ableto1.mastertheusageofnon-restrictiveAttributiveClause.2.useasandwhichinnon-attributiveClausecorrectly.三．【教学重难点】BeabletodistinguishthedifferencesbetweenAttributiveClauseandnon-restrictiveAttributiveClause.四．【教学环节】【课堂导入】Showsomepicturesabouttheearthquake
3、inWenchuan.1.WhathappenedonMay12th?WhereisWenchuan?2.Whattimedidthequaketakeplace?Whatweremostofthestudentsdoingatthattime?3.Whereweremostofthemhavingclasses?Whathappenedtotheteachingbuildings?4.Whydidtheteachingbuildingsfalldown?Weretheystrongenough?5.Wh
4、athappenedtothepeopleinWenchuan?Therefore,theycan’tleadapeacefullife,can’tthey?6.Thoughmanypeoplesufferedalotinthequake,arethereanysurvivorswhosestoriesareencouraging?【预习检查】Fillinthechart.关系词先行词（物）先行词（人）定语时间状语地点状语原因状语主语宾语主语宾语关系which代词thatwhowhomwhose关系副词w
5、henwherewhy【课堂教与学】Step1Presentation（一）非限制性定语从句1)定语从句有___________和____________________两种。比较下列两句话，观察其有何区别。Thisisthehousewhichweboughtlastmonth.__________________________________________________________Thehouse,whichweboughtlastmonth,isverynice._____________
6、_____________________________________________总结：限制性定语从句是先行词__________________，去掉它主句意思往往不明确；非限制性定语从句是先行词的附加说明，去掉了_____________主句的意思，它与主句之间通常用_____________分开。译成汉语时，一般可用并列句表达。2）非限制性定语从句还可将_________________作为先行词,对其进行修饰,这时从句谓语动词要用___________________，例如：Heseems
7、nottohavegraspedwhatImeant,___________________________.他似乎没抓住我的意思，这使我心烦。Liquidwaterchangestovapor,_____________evaporation.液态水变为蒸汽，这就叫做蒸发。【高考链接-11江苏】Betweenthetwoparsoftheconcertisaninterval,______theaudiencecanbuyice-cream.AwhenBwhereCthatDwhich说明：关系代词th
8、at和关系副词why不能引导非限制性定语从句。3)as也可引导非限制性定语从句，例如：Asisknowntoall,heisthebeststudentinourclass.Heopposedtheidea,ascouldbeexpected.Asweallknow,hestudiesveryhard.Taiwanis,asyouknow,aninseparablepartofChina.说明：as引导非限制性定语从句时，通常
