名词性从句用

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1、名词性从句NounClausesHisjobisimportant.Whathedoesisimportant.Thisishisjob.Thisiswhathedoeseveryday.{名词性从句在功能上相当于名词主语表语{{Idon’tlikehisjob.Idon’tlikewhathedoeseveryday.Idon’tknowabouttheman,Mr.White.Idon’tknowaboutthefactthatheisateacher.宾语同位语{名词性从句名词性从句1.主语从句2.宾语从句3.表语从句4.同位语从句---从句作名词---从句作宾语--

2、-从句作主语---从句作表语---从句作同位语1.主语从句定义：主语从句在句中作主语。位置：1.放在主句谓语动词之前Whodidthatisknowntoall.Thathegotthefirstprizeisinspiring.Thathewillcomeiscertain.2.当主语从句较长时，多放在句子后部，用it作形式主语。Itisinspiringthathegotthefirstprize.It’sreportedthatnoonewaskilledintheearthquake.以it作形式主语，把主语从句后置的常用句型有：1.It+be+形容词+that从句

3、certainclearimportantnecessaryprobablepossiblethat–clauseItis/was1.Itiscertainthatshewilldowellinherexam.2.Itisprobablethathewilltellmeeverything.他一定会在考试中取得好成绩。他很可能会告诉我一切。2、It+be+名词+that从句pityshameduty(1)Itisapitythatwecan’tgo.(2)Itisnosurprisethatourteamshouldhavewonthegame.that–clauseIti

4、s/wasa3、It+be+过去分词+that从句saidreportedthoughthopedbelievedknownItisthat–clause(1)Itissaidthatheisthebeststudentintheclass.(2)ItisthoughtthatJoedrivesbadly.据说他是班里最好的学生。大家认为Joe开车技术很遭。4、It+seem,happen,appear等不及物动词+that从句。(1)ItseemsthatAliceisnotcomingtothepartyatall.(2)IthappenedthatIwasouttha

5、tday.2.宾语从句定义：从句充当宾语1）.作动词的宾语Theypretendedthattheywerereadingintheroom.Ididn’tknowwhattheyweretalkingabout.Doyouknowwhywinteriscolderthansummer?Hecouldn’ttellwherehishomewas.Johnmadetheboysitstill,promisingthatnothingwouldhurthim.2）、用作介词的宾语从句：Iwaspleasedbywhathetoldme.Healwayspaysattention

6、towhatevertheteachersays.Hetoldofhowhehelpedtheoldwomantofindhermissingson.这类形容词常见的有sure,certain,glad,pleased,happy,afraid,surprised,satisfied等。Iamsurethathewillsucceed.Iamgladthatyoucancomeandhelpme.3）、用作某些形容词的宾语从句：注意：如果宾语从句后边还有宾语补足语，则用it作形式宾语而将宾语从句后置。如：(1)WethoughtitstrangethatXiaoWangdi

7、dnotcomeyesterday.(2)Hehasmadeitclearthatanyonewhobreaksthelawistobepunished.这种句型的谓语动词有think,make,feel,find,consider,believe3.表语从句定义：表语从句在句中作表语，位于主句中的系动词之后。Thequestioniswhocancompletethedifficulttask.Theproblemishowwecangetthereontime.4.同位语从句定义：同位语从句跟在名词后面，进一步