宾语从句全面讲解课件

语法—名词性从句之宾语从句1PPT课件语法—名词性从句1PPT课件英语句子的种类简单句(simplesentence)并列句(compoundsentence)复合句(complexsentence)英语句子概论2PPT课件英语句子的种类简单句(simplesentence)并简单句的五种基本句型Theweatherisverycold.主语+谓语（连系动词）+表语Helaughed.主语+谓语（vi.）Ilike

Chinesefood.主语+谓语(vt.)+宾语Shetaught

them

physics.主语+谓语(vt.)+间接宾语+直接宾语Wemustkeeptheroomwarm.主语+谓语(vt.)+宾语+宾语补足语

3PPT课件简单句的五种基本句型Theweatherisvery并列句把两个或几个简单句用并列连词连接起来。IturnedontheTV.MysisterandIwatchedit.

IturnedontheTVandmysisterandIwatchedit.

Iboughtmysisterapresent.Shedidn’tlikeit.Iboughtmysisterapresent,butshedidn’tlikeit.并列句并列句常用并列连词:

平行并列连词:转折并列连词：因果并列连词:选择并列连词:and,both…and,notonly…butalso,neither…norbut,however,while,yet,or,either…orfor,so4PPT课件并列句IturnedontheTV.复合句:主句+从句

名词性从句定语从句状语从句1.TheboywhoisstandingoverthereisTom2.Becauseitisraining,wehavetostayathome

定语从句

状语从句3.Iknow(that)heisfromAmerica(宾语从句）名词性从句---5PPT课件复合句:主句+从句名词性从句1.TheboyNounClauses(名词性从句)SubjectClause(主语从句)AppositiveClause（同位语从句）ObjectClause（宾语从句）PredicativeClause（表语从句）6PPT课件NounClausesSubjectClauseAppo名词性从句在功能上相当于名词,在复合句中能担任主语、宾语、表语、同位语等。主语

{Hisjobisimportant.Whathedoesisimportant.表语Thisishisjob.Thisiswhathedoeseveryday.

{7PPT课件名词性从句在功能上相当于名词,在复合句主语{His宾语Idon’tlikehisjob.Idon’tlikewhathedoeseveryday.同位语Idon’tknowabouttheman,Mr.White.Idon’tknowaboutthefact

thatheisateacher.8PPT课件宾语Idon’tlikehisjob.Idon’tWhowillwinthematchisstillunknown.Iwanttoknowwhathehastoldyou.Thefactisthatwehavelostthegame.Thenewsthatwewonthegameisexciting.主语从句宾语从句表语从句

名词性从句的作用相当于名词，因此主语从句、表语从句、宾语从句和同位语从句分别作主句的主语、表语、宾语和同位语。同位语从句9PPT课件Whowillwinthematchisstil宾语从句的定义置于动词、介词等词性后面起宾语作用的从句叫宾语从句。宾语从句的语序必须是陈述语序。谓语动词、介词、动词不定式，v.-ing形式后面都能带宾语从句。有些形容词（afraid,sure,glad等）之后也可以带宾语从句。10PPT课件宾语从句的定义10PPT课件宾语从句中引导词的用法在复合句中作主句的宾语，引导词有：从属连词：that(that常可省略),whether,if连接代词：who,whose,what,which，whom,whatever,whoever等连接副词：when,where,how,why等。11PPT课件宾语从句中引导词的用法11PPT课件

Iknowhim.2.Iknowwhoheis.

主语谓语宾语（简单句）主语谓语宾语从句连词从句主语从句谓语

主句（复合句）12PPT课件Iknowhim.主语谓语宾语（简宾语从句的概念：宾语从句在复合句中作主句的宾语。句子结构：主句+连词（引导词）+宾语从句13PPT课件宾语从句的概念：句子结构：13PPT课件1）主句的谓语动词可以是及物动词：2）如果主句的谓语动词是一个带有介词的词组，那么后接的从句做介词宾语从句。3）有些形容词后也可以带有宾语从句。I’mafraid

(that)

hewon’tpasstheexam.Hewonderedif

hecouldpasstheexam.Theyaretalkingaboutwhethertheycanpasstheexam.注意：动词+副词形成的谓语动词词组后也可以带宾语从句。14PPT课件1）主句的谓语动词可以是及物动词：I’mafraid(t一、从属连词

1.当宾语从句是陈述句时（包括肯定句和否定句），连词由that引导，因为that在从句中不作任何成分，也没有任何具体意思，因此在口语或非正式文体中常省略LinTaoknows(that)hisownteamisevenbetter.（肯）Shesays(that)shewon’ttakepartinthesportsmeetingnextSunday.（否）Jimthought(that)thetrainwaslikeabigmovingparty.Hesaid(that)hewouldliketoseetheheadmaster.引导词种类15PPT课件一、从属连词LinTaoknows(that)his2.当宾语从句是一般疑问句时，由连词whether或if引导（口语中常用if），因为if/whether翻译成：“是否”，具有一定的意义，所以不能省略Lilywantedtoknow

if/whether

hergrandmalikedthehandbag.Let’ssee

if/whether

wecanfindoutsomeinformationaboutthatcity.Italldependsonwhethershelikesthebossornot.引导词种类16PPT课件2.当宾语从句是一般疑问句时，由连词whether或if引二、连接代词

which,what,whose,who,whom,whatever,whoever,whomever,whichever；连接代词在从句中作主语、宾语、表语、定语。Iwonderwhowillteachus.Mr.Wangaskedwhosebookthatwas.Youcantakewhateveryoulike.引导词种类17PPT课件二、连接代词Iwonderwhowillteach三、连接副词

where,when,why,how等连接副词在句中作状语。Hedidn’ttellmewhenweshouldmeetagain.Couldyoupleasetellmehowyouusethenewpanel?Noneofusknowswherethesenewpartscanbebought.引导词种类18PPT课件三、连接副词Hedidn’ttellmewhenw带how的词组也都可以引导宾语从句Couldyoutellushowoftenyougoabroadforaholiday?Couldyoutellushowlongthemeetingwilllast?Idon’tknowhowfaritistothecinema.Pleasetellushowmanystudentsthereareinyourschool?Canyoutellushowoldhisbrotheris?Pleasetellushowsoonyouwillbeready.CouldyoutellushowmuchitcoststoflytoHainan?19PPT课件带how的词组也都可以引导宾语从句Couldyou二、时态1.如果主句是现在的时态（包括一般现在时，现在进行时，现在完成时），从句的时态可根据实际情况而定，（包括一般现在时，一般过去时，一般将来时，现在完成时等）Iknowheliveshere.Iknowhelivedheretenyearsago.Ihaveheardthathewillcometomorrow.20PPT课件二、时态Iknowheliveshere.20P2.如果主句是过去的时态（包括一般过去时，过去进行时），那么从句的时态一定要用相对应的过去的某种时态（包括一般过去时，过去进行时，过去将来时，过去完成时）Iknewwholivedhere.Itoldmethatshewastalkingwithhermotheratthattimelastweek.Heaskedwhetherhisfatherwouldcomebackthenextday.Hesaidthathehadseenitbefore.21PPT课件2.如果主句是过去的时态（包括一般过去时，过去进行时），那么3.当从句是客观真理，定义，公理，定理时用一般现在时。Theteachersaidthattheearthtravelsaroundthesun.Theteachersaidthattheworldismadeupofmatter.22PPT课件3.当从句是客观真理，定义，公理，定理Theteacher三、语序宾语从句的语序用陈述语序：连接词+主语+谓语+其他成分23PPT课件三、语序23PPT课件1.Whenwillhegotothelibrary?Hisbrotheraskswhenhewillgotothelibrary.Hisbrotheraskswhenwillhegotothelibrary.2.Whatdoeshewanttobuy?Idon’tknowwhathewantstobuy.Idon’tknowwhatdoeshewanttobuy.3.Whoarewegoingtomeet?Canyoutellmewhowearegoingtomeet?Canyoutellmewhoarewegoingtomeet?24PPT课件1.Whenwillhegotothelibr4.DoesheknowFrench?Wewanttoknowif/whetherheknowsFrench.Wewanttoknowif/whetherdoesheknowFrench.5.WilltheygotoCanadainsummer?They’renotsureif/whethertheywillgotoCanadainsummer.They’renotsureif/whetherwilltheygotoCanadainsummer.25PPT课件4.DoesheknowFrench?5.Wil1．could/would是委婉语气，而不是过去式，因此宾语从句的时态根据实际情况用不同时态。注意事项Couldyoupleasetellmewhereweshowourtickets?Couldyoutelluswhichgatewehavetogoto?Wouldyouliketoknowwhenhewillcomeback?26PPT课件1．could/would是委婉语气，而不是过去式，因此2.如果主句的谓语动词是ask时，连词不可能是that；如果主句的谓语动词是say时，连词用thatShesays(that)shewillleaveamessageonhisdesk.Hesaid(that)hewasgoingtotakecareofthechild.HeasksifIlikeplayingthepiano.Youmayaskthemanovertherehowyoucangettothebusstation.27PPT课件2.如果主句的谓语动词是ask时，连词不可能是that；如3.当doubt,doubtful用于肯定句时，后面的名词性从句连接词常用whether或if;当doubt,doubtful用于否定句时，后面的名词性从句的连接词用that。Idoubtif/whetherheisathome.Wedon’tdoubtthattheycancompletethetaskaheadoftime.28PPT课件3.当doubt,doubtful用于肯定句时，后面的名4.当besure引导主句是肯定句时，后面的名词性从句的连接词常用that;当besure引导的主句是否定句时，后面的名词性从句的连接词常用whether或if。Wearesurethathewillbesuccessfulsoon.Theoldmandidn’tseemtobesurewhether/ifhehadmetme.29PPT课件4.当besure引导主句是肯定句时，后面的名词性从句的5.介词后宾语从句的注意事项：①一般情况下介词后只能用wh-类连接词引导的宾语从句。

Iamsurprisedatwhathesaid.②介词后如果接that从句，要先加上it,再加that从句，即“介词+it+that…”结构。

Youmaydependonitthattheywillsupportyou.(that不能省略)③介词except,but,besides及in后可接that从句。Iknownothingabouthimexceptthatheliveshere.(that不能省略)30PPT课件5.介词后宾语从句的注意事项：①一般情况下介词后只能用wh7.只能使用whether而不能使用if的几种情况：①介词后宾语从句用whether,不用if.②whether引导表语从句和同位语从句，而if则不能。③whether后可以加ornot,但是if不可以.④在不定式前只能用whether.（如：Ican’tdecidewhethertostay.我不能决定是否留下。）⑤discuss后宾语从句用whether不用if。31PPT课件7.只能使用whether而不能使用if的几种情况：①介6.在suggest,demand,order,insist等动词之后的宾语从句中用虚拟语气，即“(should+)动词原形”。Hesuggestedthatwe(should)setaboutdoingtheworkatonce.Iinsistthatshe(should)doherworkalone.Theleaderorderedthatthearmy(should)setoffatonce.

32PPT课件6.在suggest,demand,order,in主句从句一般将来时态

一般现在时态祈使句含有情态动词Doyouknowif______backnextweek?Ifhe______back,pleaseletmeknow.A.hecomes,willcomeB.willhecome,comesC.hewillcome,comesD.hewillcome,willcome

7.连词if和when在不同从句中的区别：Idon’tknowwhenhe_________(come).Ican’twaithereanymore.Whenhe_______(come),wouldyoupleaseaskhimtocallme?willcomecomes33PPT课件主句从句一般将来时态

祈使句含有情态动词Doyoukno8.连词+宾语从句连词+todoIdon’tknowwhatIshalldonext.Idon’tknowwhattodonext.Shedidn’tdecidewhichoneshewouldchoose.Shedidn’tdecidewhichonetochoose.Pleasetellmewhomyou’llgivetheletterto.Pleasetellmewhomtogivetheletterto.34PPT课件8.连词+宾语从句连词+todoIdon’9.有些动词带宾语从句时需要在宾语从句前加it这类动词主要有:like,hate,dislike,take,have,seeto.Ihateitwhentheywiththeirmouthsfulloffood.我讨厌他们满嘴食物时说话.Hewillhaveitthatourplanisreallypractical.他会认为我们的计划确实可行.Wetakeitthatyouwillagreewithus.我们认为你会同意我们的.Whenyoustarttheengine,youmustseetoitthatcarisinneutral.（确保）开启发动机时,一定要使汽车的离合器处于空挡位置.35PPT课件9.有些动词带宾语从句时需要在宾语从句前加itIhate10.宾语从句的否定转移主句的谓语动词是think,believe,imagine,suppose,consider,expect,fancy,guess等,并且主句的主语是第一人称而且为一般现在时,从句的否定词一般要转移到主句上来,其反义疑问句一般与宾语从句一致.Idon’tthinkhewillcometomyparty.Idon’tbelievethatmaniskilledbyJim,ishe?36PPT课件10.宾语从句的否定转移Idon’tthinkhew11.宾语从句不可以省略引导词that的情况①当一个动词带有两个或两个以上宾语从句时,此时第一个that可以省略,第二个that不可以省略。②except（介词）后面宾语从句中that不可以省略。③宾语从句紧接在间接宾语后时，从句中的that不可以省略。④it作形式宾语，宾补后宾语从句中的that不省略。Ibelieve(that)you’vedoneyourbestandthatthingswillimprove.Theteacheradvisedus

thatweshouldpaymoreattentiontoreadingandwriting.WeallbelievedittruethatMr.Smithwasn’tathief.37PPT课件11.宾语从句不可以省略引导词that的情况Ibeliev1.Theshockingnewsmademerealize____terribleproblemswewouldface.A.whatB.howC.thatD.why2.Ourteachersalwaystellustobelievein_____wedoandwhoweareifwewanttosucceed.A.whyB.howC.whatD.which宾语从句专项练习题38PPT课件1.Theshockingnewsmademer3.We’veofferedherthejob,butIdon’tknow_____she’llacceptit.A.whereB.whatC.whetherD.which4.Beforethesalesstart,Imakealistof_______mykidswillneedforthecomingseason.A.whyB.whatC.howD.which宾语从句专项练习题39PPT课件3.We’veofferedherthejob,5.---Iwonder____you’llwaterthiskindofflower.---Everyotherday.A.howoftenB.howlongC.howsoonD.howmuch6.Menusuallygostraightto______theywantandleavequicklywhenshopping.A.whatB.whichC.whereD.that宾语从句专项练习题40PPT课件5.---Iwonder____you’llwa7.Wehaven’tdiscussedyet_____wearegoingtoplaceournewfurniture.A.thatB.whichC.whatD.where8.Iwanttobelikedandlovedfor____Iaminside.A.whoB.whereC.whatD.how宾语从句专项练习题41PPT课件7.Wehaven’tdiscussedyet__9.Cindyshutthedoorheavilyandburstintotears.Nooneintheofficeknew_____shewassoangry.A.whereB.whetherC.thatD.why10.Howmuchoneenjoyshimselftravellingdependslargelyon_____hegoeswith,whetherhisfriendsorrelatives.A.whatB.whoC.howD.why宾语从句专项练习题42PPT课件9.Cindyshutthedoorheavily语法—名词性从句之宾语从句43PPT课件语法—名词性从句1PPT课件英语句子的种类简单句(simplesentence)并列句(compoundsentence)复合句(complexsentence)英语句子概论44PPT课件英语句子的种类简单句(simplesentence)并简单句的五种基本句型Theweatherisverycold.主语+谓语（连系动词）+表语Helaughed.主语+谓语（vi.）Ilike

Chinesefood.主语+谓语(vt.)+宾语Shetaught

them

physics.主语+谓语(vt.)+间接宾语+直接宾语Wemustkeeptheroomwarm.主语+谓语(vt.)+宾语+宾语补足语

45PPT课件简单句的五种基本句型Theweatherisvery并列句把两个或几个简单句用并列连词连接起来。IturnedontheTV.MysisterandIwatchedit.

IturnedontheTVandmysisterandIwatchedit.

Iboughtmysisterapresent.Shedidn’tlikeit.Iboughtmysisterapresent,butshedidn’tlikeit.并列句并列句常用并列连词:

平行并列连词:转折并列连词：因果并列连词:选择并列连词:and,both…and,notonly…butalso,neither…norbut,however,while,yet,or,either…orfor,so46PPT课件并列句IturnedontheTV.复合句:主句+从句

名词性从句定语从句状语从句1.TheboywhoisstandingoverthereisTom2.Becauseitisraining,wehavetostayathome

定语从句

状语从句3.Iknow(that)heisfromAmerica(宾语从句）名词性从句---47PPT课件复合句:主句+从句名词性从句1.TheboyNounClauses(名词性从句)SubjectClause(主语从句)AppositiveClause（同位语从句）ObjectClause（宾语从句）PredicativeClause（表语从句）48PPT课件NounClausesSubjectClauseAppo名词性从句在功能上相当于名词,在复合句中能担任主语、宾语、表语、同位语等。主语

{Hisjobisimportant.Whathedoesisimportant.表语Thisishisjob.Thisiswhathedoeseveryday.

{49PPT课件名词性从句在功能上相当于名词,在复合句主语{His宾语Idon’tlikehisjob.Idon’tlikewhathedoeseveryday.同位语Idon’tknowabouttheman,Mr.White.Idon’tknowaboutthefact

thatheisateacher.50PPT课件宾语Idon’tlikehisjob.Idon’tWhowillwinthematchisstillunknown.Iwanttoknowwhathehastoldyou.Thefactisthatwehavelostthegame.Thenewsthatwewonthegameisexciting.主语从句宾语从句表语从句

名词性从句的作用相当于名词，因此主语从句、表语从句、宾语从句和同位语从句分别作主句的主语、表语、宾语和同位语。同位语从句51PPT课件Whowillwinthematchisstil宾语从句的定义置于动词、介词等词性后面起宾语作用的从句叫宾语从句。宾语从句的语序必须是陈述语序。谓语动词、介词、动词不定式，v.-ing形式后面都能带宾语从句。有些形容词（afraid,sure,glad等）之后也可以带宾语从句。52PPT课件宾语从句的定义10PPT课件宾语从句中引导词的用法在复合句中作主句的宾语，引导词有：从属连词：that(that常可省略),whether,if连接代词：who,whose,what,which，whom,whatever,whoever等连接副词：when,where,how,why等。53PPT课件宾语从句中引导词的用法11PPT课件

Iknowhim.2.Iknowwhoheis.

主语谓语宾语（简单句）主语谓语宾语从句连词从句主语从句谓语

主句（复合句）54PPT课件Iknowhim.主语谓语宾语（简宾语从句的概念：宾语从句在复合句中作主句的宾语。句子结构：主句+连词（引导词）+宾语从句55PPT课件宾语从句的概念：句子结构：13PPT课件1）主句的谓语动词可以是及物动词：2）如果主句的谓语动词是一个带有介词的词组，那么后接的从句做介词宾语从句。3）有些形容词后也可以带有宾语从句。I’mafraid

(that)

hewon’tpasstheexam.Hewonderedif

hecouldpasstheexam.Theyaretalkingaboutwhethertheycanpasstheexam.注意：动词+副词形成的谓语动词词组后也可以带宾语从句。56PPT课件1）主句的谓语动词可以是及物动词：I’mafraid(t一、从属连词

1.当宾语从句是陈述句时（包括肯定句和否定句），连词由that引导，因为that在从句中不作任何成分，也没有任何具体意思，因此在口语或非正式文体中常省略LinTaoknows(that)hisownteamisevenbetter.（肯）Shesays(that)shewon’ttakepartinthesportsmeetingnextSunday.（否）Jimthought(that)thetrainwaslikeabigmovingparty.Hesaid(that)hewouldliketoseetheheadmaster.引导词种类57PPT课件一、从属连词LinTaoknows(that)his2.当宾语从句是一般疑问句时，由连词whether或if引导（口语中常用if），因为if/whether翻译成：“是否”，具有一定的意义，所以不能省略Lilywantedtoknow

if/whether

hergrandmalikedthehandbag.Let’ssee

if/whether

wecanfindoutsomeinformationaboutthatcity.Italldependsonwhethershelikesthebossornot.引导词种类58PPT课件2.当宾语从句是一般疑问句时，由连词whether或if引二、连接代词

which,what,whose,who,whom,whatever,whoever,whomever,whichever；连接代词在从句中作主语、宾语、表语、定语。Iwonderwhowillteachus.Mr.Wangaskedwhosebookthatwas.Youcantakewhateveryoulike.引导词种类59PPT课件二、连接代词Iwonderwhowillteach三、连接副词

where,when,why,how等连接副词在句中作状语。Hedidn’ttellmewhenweshouldmeetagain.Couldyoupleasetellmehowyouusethenewpanel?Noneofusknowswherethesenewpartscanbebought.引导词种类60PPT课件三、连接副词Hedidn’ttellmewhenw带how的词组也都可以引导宾语从句Couldyoutellushowoftenyougoabroadforaholiday?Couldyoutellushowlongthemeetingwilllast?Idon’tknowhowfaritistothecinema.Pleasetellushowmanystudentsthereareinyourschool?Canyoutellushowoldhisbrotheris?Pleasetellushowsoonyouwillbeready.CouldyoutellushowmuchitcoststoflytoHainan?61PPT课件带how的词组也都可以引导宾语从句Couldyou二、时态1.如果主句是现在的时态（包括一般现在时，现在进行时，现在完成时），从句的时态可根据实际情况而定，（包括一般现在时，一般过去时，一般将来时，现在完成时等）Iknowheliveshere.Iknowhelivedheretenyearsago.Ihaveheardthathewillcometomorrow.62PPT课件二、时态Iknowheliveshere.20P2.如果主句是过去的时态（包括一般过去时，过去进行时），那么从句的时态一定要用相对应的过去的某种时态（包括一般过去时，过去进行时，过去将来时，过去完成时）Iknewwholivedhere.Itoldmethatshewastalkingwithhermotheratthattimelastweek.Heaskedwhetherhisfatherwouldcomebackthenextday.Hesaidthathehadseenitbefore.63PPT课件2.如果主句是过去的时态（包括一般过去时，过去进行时），那么3.当从句是客观真理，定义，公理，定理时用一般现在时。Theteachersaidthattheearthtravelsaroundthesun.Theteachersaidthattheworldismadeupofmatter.64PPT课件3.当从句是客观真理，定义，公理，定理Theteacher三、语序宾语从句的语序用陈述语序：连接词+主语+谓语+其他成分65PPT课件三、语序23PPT课件1.Whenwillhegotothelibrary?Hisbrotheraskswhenhewillgotothelibrary.Hisbrotheraskswhenwillhegotothelibrary.2.Whatdoeshewanttobuy?Idon’tknowwhathewantstobuy.Idon’tknowwhatdoeshewanttobuy.3.Whoarewegoingtomeet?Canyoutellmewhowearegoingtomeet?Canyoutellmewhoarewegoingtomeet?66PPT课件1.Whenwillhegotothelibr4.DoesheknowFrench?Wewanttoknowif/whetherheknowsFrench.Wewanttoknowif/whetherdoesheknowFrench.5.WilltheygotoCanadainsummer?They’renotsureif/whethertheywillgotoCanadainsummer.They’renotsureif/whetherwilltheygotoCanadainsummer.67PPT课件4.DoesheknowFrench?5.Wil1．could/would是委婉语气，而不是过去式，因此宾语从句的时态根据实际情况用不同时态。注意事项Couldyoupleasetellmewhereweshowourtickets?Couldyoutelluswhichgatewehavetogoto?Wouldyouliketoknowwhenhewillcomeback?68PPT课件1．could/would是委婉语气，而不是过去式，因此2.如果主句的谓语动词是ask时，连词不可能是that；如果主句的谓语动词是say时，连词用thatShesays(that)shewillleaveamessageonhisdesk.Hesaid(that)hewasgoingtotakecareofthechild.HeasksifIlikeplayingthepiano.Youmayaskthemanovertherehowyoucangettothebusstation.69PPT课件2.如果主句的谓语动词是ask时，连词不可能是that；如3.当doubt,doubtful用于肯定句时，后面的名词性从句连接词常用whether或if;当doubt,doubtful用于否定句时，后面的名词性从句的连接词用that。Idoubtif/whetherheisathome.Wedon’tdoubtthattheycancompletethetaskaheadoftime.70PPT课件3.当doubt,doubtful用于肯定句时，后面的名4.当besure引导主句是肯定句时，后面的名词性从句的连接词常用that;当besure引导的主句是否定句时，后面的名词性从句的连接词常用whether或if。Wearesurethathewillbesuccessfulsoon.Theoldmandidn’tseemtobesurewhether/ifhehadmetme.71PPT课件4.当besure引导主句是肯定句时，后面的名词性从句的5.介词后宾语从句的注意事项：①一般情况下介词后只能用wh-类连接词引导的宾语从句。

Iamsurprisedatwhathesaid.②介词后如果接that从句，要先加上it,再加that从句，即“介词+it+that…”结构。

Youmaydependonitthattheywillsupportyou.(that不能省略)③介词except,but,besides及in后可接that从句。Iknownothingabouthimexceptthatheliveshere.(that不能省略)72PPT课件5.介词后宾语从句的注意事项：①一般情况下介词后只能用wh7.只能使用whether而不能使用if的几种情况：①介词后宾语从句用whether,不用if.②whether引导表语从句和同位语从句，而if则不能。③whether后可以加ornot,但是if不可以.④在不定式前只能用whether.（如：Ican’tdecidewhethertostay.我不能决定是否留下。）⑤discuss后宾语从句用whether不用if。73PPT课件7.只能使用whether而不能使用if的几种情况：①介6.在suggest,demand,order,insist等动词之后的宾语从句中用虚拟语气，即“(should+)动词原形”。Hesuggestedthatwe(should)setaboutdoingtheworkatonce.Iinsistthatshe(should)doherworkalone.Theleaderorderedthatthearmy(should)setoffatonce.

74PPT课件6.在suggest,demand,order,in主句从句一般将来时态

一般现在时态祈使句含有情态动词Doyouknowif______backnextweek?Ifhe______back,pleaseletmeknow.A.hecomes,willcomeB.willhecome,comesC.hewillcome,comesD.hewillcome,willcome

7.连词if和when在不同从句中的区别：Idon’tknowwhenhe_________(come).Ican’twaithereanymore.Whenhe_______(come),wouldyoupleaseaskhimtocallme?willcomecomes75PPT课件主句从句一般将来时态

祈使句含有情态动词Doyoukno8.连词+宾语从句连词+todoIdon’tknowwhatIshalldonext.Idon’tknowwhattodonext.Shedidn’tdecidewhichoneshewouldchoose.Shedidn’tdecidewhichonetochoose.Pleasetellmewhomyou’llgivetheletterto.Pleasetellmewhomtogivetheletterto.76PPT课件8.连词+宾语从句连词+todoIdon’9.有些动词带宾语从句时需要在宾语从句前加it这类动词主要有:like,hate,dislike,take,have,seeto.Ihateitwhentheywiththeirmouthsfulloffood.我讨厌他们满嘴食物时说话.Hewillhaveitthatourplanisreallypractical.他会认为我们的计划确实可行.Wetakeitthatyouwillagreewithus.我们认为你会同意我们的.Whenyoustarttheengine,youmustseetoitthatcarisinneutral.（确保）开启发动机时,一定要使汽车的离合器处于空挡位置.77PPT课件9.有些动