ItisgreatthatIhaveafriendlikeyou.Ihaveafriendlikeyou=That___________________isgreat.主语从句Whatmakesmefeelgreatisthat____________________________表语从句IhaveafriendlikeyouIamthinkingaboutwhatIshoulddo.comethisafternoon.I’llfacethefactthatmygirlfriendwill宾语从句同位语从句名词性Subject主语Predicative表语Object宾语Appositive同位语从句ClauseSubjectClause主语从句PredicativeClause表语从句ObjectClause宾语从句AppositiveClause同位语从句引导名词性从句的引导词连词：that,whether/if,asif/though连接代词：连接副词：what,whatever,who,whoever,whom,whomever,whose,whosever,which,whicheverwhen,where,how,why一二三四五六七八引导词it作形式主语和形式宾语语序时态主谓一致名词性从句中的虚拟语气否定前移同位语从句和定语从句的区别一考查引导词1that与what的区别Thathesaidnothingmadeusangry.Whathesaidmadeusangry.Weareworriedaboutwhatareleftundone.Shantouisnolongwhatitusedtobe.that:只起连接作用，无意义，在从句中不当任何成分既有连接作用，又要在从句中作成成分(可作主,宾,表语)what:1)Thecompaniesareworkingtogethertocreate__theyhopewillbethebestmeansoftransportinthe21stcentury.AthatBwhat2)Oneadvantageofplayingguitaris___itcangiveyouagreatdealofpleasure.AthatBwhat从句不缺成分,用that引导，无实意，起连接作用2whether/if(是否）的区别if/whether1）Pleasetellme__________you’llgotothelecturestomorrow.两者均可引导宾语从句，_______位于及物动词后。TaskV.whether与if的辨用?表“是否”时，在下列情况下用whether。?a.主语从句b.表语从句c.同位语从句e.介词后的宾语从句f.后接动词不定式(whethertodosth.)g.whetherornot连在一起引导宾语从句时不用ifif/whether1.Iaskedherif/whethershehadabike.__________Whether2.______wewillholdapartyintheopenairtomorrowdependsontheweather.whether3.We’reworriedabout________heissafe.whether4.Idon’tknow___________heiswellornot.5.Thequestionis_______heshoulddoit.whether6.Thedoctorcanhardlyanswerthequestionwhethertheoldmanwillrecoversoon.______whether7.Idon’tknow_______togo.3特殊疑问词______shehasgoneisnotknownyet.Where____hebecameagreatscientistisknowntoall.HowThereason____hedidn’tgotoschoolwasthathewhywasill.That’swhy___hedidn’tgotoschool.54asif/asthough,because引导asif1）Itlooked_______itwasgoingtorain.2)Itis_______heworkhardenough.because4wh-everWhoeverleavestheofficeshouldtellme.=anyonewhoWhodoyouthinkwilltakethefirstplaceinthecompetiti