高一英语名词性从句课件用优质PPT.ppt

1、v转折转折并列连词：并列连词：v因果因果并列连词并列连词:v选择选择并列连词并列连词:and,bothand,notonlybutalso,neithernorbut,however,while,yet,or,eitherorfor,so复合句复合句:主句主句+从句从句名词名词性从句性从句定语从句定语从句状语从句状语从句主语从句主语从句表语从句表语从句宾语从句宾语从句同位语从句同位语从句Noun Clause名词性从句在功能上相当于名词名词性从句在功能上相当于名词,在复合句在复合句中能担任中能担任主语、宾语、表语、同位语主语、宾语、表语、同位语等。等。主语主语 His job is impor

2、tant.What he does is important.表语表语This is his job.This is what he does every day.宾语宾语I dont like his job.I dont like what he does every day.同位语同位语I dont know about the man,Mr.White.I dont know about the fact that he is a teacher.Practice time：指出下列各名词性从句的种类。1.At lunchtime,the radio weatherman report

3、ed that the mist would become a thick fog in the afternoon.2.She wondered if the buses would still be running.3.The truth is that the fog is too thick for the bus to run that far.4.She sensed that she was being watched by a tall man in a dark coat.5.When we will start is not clear.6.I had no idea th

4、at you were her friend.宾语从句宾语从句宾语从句宾语从句表语从句表语从句宾语从句宾语从句主语从句主语从句同位语从句同位语从句Object Clauses 宾语从句宾语从句1.Iknowhim.2.Iknowwhoheis.主语主语谓语谓语宾语宾语（简单句）（简单句）主语主语谓语谓语宾宾语语从从句句连词连词 从句主语从句主语 从句谓语从句谓语 主主 句句（复合句）（复合句）句子做宾语就是宾语从句句子做宾语就是宾语从句，跟在，跟在及物动词及物动词或或介词介词后后句子结构：句子结构：主句主句 +连词（引导词）连词（引导词）+宾语从句。宾语从句。宾语从句的注意事项宾语从句的注意事

5、项 引导词引导词 句子类型句子类型that陈述句陈述句一般疑问句一般疑问句if/whether（是否是否）特殊疑问词特殊疑问词特殊疑问句特殊疑问句一、连词（引导词）一、连词（引导词）1.当当宾宾语语从从句句是是陈陈述述句句时时（包包括括肯肯定定句句和和否否定定句句），连连词词由由that引引导导，因因为为that在在从从句句中中不不作作任任何何成成分分，也也没没有有任任何何具具体体意意思思，因此在口语或非正式文体中因此在口语或非正式文体中常省略。常省略。vLinTaofeels（that）hisownteamisevenbetter.vShe says（that）she wont take p

6、art in thesportsmeetingnextSunday.vJim thought（that）the train was like a bigmovingparty.宾语从句中的连接词宾语从句中的连接词that在以下三种情况下在以下三种情况下不能省略：不能省略：（1）当）当that 从句与另一名词性从句并列作宾语时，从句与另一名词性从句并列作宾语时，第二个第二个that不能省；不能省；（2）当）当that从句作从句作介词宾语介词宾语时，时，that不可省掉。不可省掉。（3）用）用it做做形式宾语形式宾语的宾语从句。的宾语从句。Everyone knew what happened a

7、nd that she was worried.I know nothing about him except that he is from the south.I think it necessary that you should read English aloud.在在主主句句为为动动词词be加加某某些些形形容容词词（如如sorry,sure,afraid,glad等等）作作表表语语时时，后后面面所所跟跟的省略的省略that的从句也可算是的从句也可算是宾语从句。vImsorry（that）Idontknow.vWeresure（that）ourteamwillwin.vImafrai

8、d（that）hewontpasstheexam.2.当当宾宾语语从从句句是是一一般般疑疑问问句句时时，由由连连词词whether或或if引导，引导，“是否是否”，不能省略。，不能省略。vLilywantedtoknowif/whetherhergrandmalikedthehandbag.vLetsseeif/whetherwecanfindoutsomeinformationaboutthatcity.vSheaskedmeif/whethershecouldborrowthesebooks.1）.whether和和if都可以引导宾语从句都可以引导宾语从句 a.当有当有or not时就用时

9、就用whether,不用不用if.I dont know whether or not I will stay.b.介词介词后面的宾语从句不能用后面的宾语从句不能用if.I worry about whether I hurt her feeling.c.whether也可与动词不定式连用但也可与动词不定式连用但if不能。不能。I have not decided whether to go or not.d）whether常与常与or连用表示一种选择，连用表示一种选择，if不能这样用不能这样用The question of whether they are male or female is

10、 not important.注意注意 whether和和if的使用区别的使用区别:Practice timeif/whether1.I asked her _ she had a bike.2.Were worried about _ he is safe.3.I dont know _ he is well or not.4.I dont know _ or not he is well.5.I dont know _ I should go.if/whetherwhetherwhetherwhetherwhether/if_ to go.whether3.当当宾宾语语从从句句是是特特殊殊

11、疑疑问问句句时时，由由疑疑问问词词（what,who,whom,which,whose when,where,how,why等等）引引导导，因因为为疑疑问问词词在在从从句句中中担担任任一一定定的的句句子子成成分分，具具有有一一定定的的意义，所以意义，所以不可以省略。不可以省略。vDoyouknowwhathesaidjustnow?vIdontrememberwhenwearrived.vIaskedhimwhereIcouldgetsomuchmoney.vPleasetellmewhowhomwehavetosee.vDoyouknowwhattimetheplaneleaves?1.I

12、dont know _ is your brother.Is the man in dark glasses?2.I dont know _ of the boys is your brother.3.I dont know _ good they will do.4.Im worried about _ he will soon get well.5.I want to know _she has gone shopping.6.We wondered _ that was a spy or not.whowhichwhatwhetherwhether/ifwhethervThey have

13、 decided _ they will leave for New York.That is next Sunday.vWe dont know _ they didnt finish the job in time.vMother was pleased _ her daughter had passed the college exams.vMadam Curie discovered _ she called radium.vWould you mind telling me _language your friend speaks?vWould you mind telling me

14、 _language your friend speaks,English or French?whenwhythatwhatwhatwhich二、时态二、时态1.1.如果如果主句是现在的时态主句是现在的时态 （包括一般现在时（包括一般现在时 ，现在进行时，现在完成时），现在进行时，现在完成时），从句的时态可根从句的时态可根 据实际情况而定据实际情况而定，（包括一般现在时，一般过，（包括一般现在时，一般过 去时，一般将来时，现在完成时等）。去时，一般将来时，现在完成时等）。vIknowheliveshere.vIknowhelivedheretenyearsago.vIhaveheardthathewillcometomorrow.2.如如果果主主句句是是过过去去的的时时态态（包包括括一一般般过过去去时时，过过去去进进行行时时），那那么么从从句句的的时时态态一一定定要要用用相相对对应应的的过过去去的的某某种种时时态态（包包括括一一般般过过去去时时，过过