七年级英语下册宾语从句课件 外研版.ppt

grammar theobjectclause 宾语从句 1 idon tknowwhetherhe llcometonightornot 2 didyouknowwhomtheyarewaitingfor 3 iwonderiftheteacherwillcometoourhouse 4 i mnotsurehowoftenmrblackgoestoseehisparents 5 doyouknowwhohethinkswillbuynewbooksforus 6 ourteachertoldusthattheearthgoesaroundthesun let splayagame 在复合句中用作宾语的从句叫宾语从句 宾语从句 宾语从句 引导词 时态 语序 1 that2 whether if3 疑问词 1 主句为现在时 从句的时态可以为任何时态 2 主句为过去时 从句的时态为过去时的一种 3 从句为客观真理 自然现象 永恒不变的规律 只用一般现在时 宾语从句的语序为陈述句语序 当由陈述句充当宾语从句时 用that引导 that无词义 在口语或非正式文体中通常省略 当由一般疑问句充当宾语从句时 用if或whether引导 意为 是否 如果宾语从句原来是特殊疑问句 只需用原来的特殊疑问词引导 doyouremember 1 引导词为疑问词时 有时可以转换为 疑问词 不定式 的简单句 2 从句中有ornot时只用whether 3 前面有介词时只用whether examples 1 idon tknowwhetherhewillcometothepartyornot 2 healwaysthinksofwhetherhecandomoreforthepeaple 3 idon tknowwhatishouldwear idon tknowwhattowear 1 确定连接词 根据从句的句式 2 确定从句语序 把从句变成陈述句 3 确定从句的时态 根据主句时态 如何改写宾语从句 1 确定引导词 根据从句句式 陈述句 that 一般疑问句 if whether 特殊疑问句 特殊疑问词 祈使句 肯定句 to 动词原形 否定句 notto 动词原形 找引导词 idon tknow hewillcometomorrow a ifb whetherc whatd bothaandbidon tknow itisgoingtorainornottomorrow a ifb whetherc bothaandbithink someoneforgottosweepthefloor a thatb c whered bothaandbheaskedme sheputthebooks a whatb wherec whod that 答案 1 d2 b3 d4 b 3 确定从句的时态 根据主句时态 2 确定从句语序 把从句变成陈述句 主句时态 从句时态 连接前 连接后 一般现在时 时态保持不变 一般过去时 一般现在时 一般过去时 一般过去时 一般过去时 一般将来时 过去将来时 现在进行时 过去进行时 现在完成时 过去完成时 选择正确的选项a couldyoutellme b yes i llshowyou a whatshouldidowiththecomputerb howcaniusethecomputerc howtousethecomputerd whatihowtousethecomputer2 couldyoutellme a wherethetwinswereb wherethetwinsarecwherearethetwins3 doyouknow a wheredoesheliveb wherehedoeslivec wherehelivesd wherehelivesin4 myfriendaskedme a whoisthegirlb whothegirlwasc whowasthegirld whothegirlis5 iwanttoknowthere a willwhogob whowillgoc whodoesgod whogo thekeys 1 b2 b3 c4 b5 b let shaveacompetition whoisthewinner 1 didyouunderstand a whatshesaidb whattosayc whatdidshesaidd howshehadsaid2 thegirlisthinkingabout shewillgoabroadtostudyenglishnextyear a ifb whatc whetherd when4 theteachersaidthat a thesunmovesaroundtheearthb theearthmovedaroundthesunc themoonisoursatellited themoonwasoursatellite5 idon tknowwhenhe back pleasetellhimthenewswhenhe back a come willcomeb comes comesc willcome comesd willcome willcome6 idon tknowifhisuncle ithinkhe ifheisfree a willcome comesb willcome willcomec comescomesd comes willcome a c c c d 合并为一句 1 areyouastudent sheaskedme 2 shewantstojointhepla shesaid 3 isthetruckcollectingrubbishoutside dadaskedme 4 wewillholdasportsmeetingtomorrow ourteachertolduswe 5 howlonghasitbeenlikethis themanaskedhow sheaskedmeifyouare shesaidthatshewantedto dadaskedmeifthetruckwas ourteachertolduswewould themanaskedhowlongithadbeen 6 willitsnowtomorrow doyouknow 7 whereareourtickets pleasetellme 8 ihavealreadyfinishedreadingthisbook shesaid 9 whattimedoesthetrainleave doyouknow 10 icandoitbymyself ithink doyouknowifitwill pleasetellmewhereourticketare shesaidthatshehad doyouknowwhattimethetrainleaves ithinkthaticandoit putthechinesesentencesintoenglish 你知道他们将飞往什么地方吗 你知道他们哪天离开 你能告诉我他们订了几张票了吗 你能告诉到海口的机票要多少钱 doyouknowwheretheyareflyingto doyouknowwhentheyaregoingtoleave couldyoutellmehowmanyticketstheybooked couldyoutellmehowmuchitcoststoflytohaikou 把下列句子改为宾语从句 1 shesays she llseeafilm shesays she afilm 2 didpetercomehereyesterday lileiwantstoknow lileiwantstoknow peter hereyesterday 3 wheredoesshelive mrhuasked mrhuasked 4 shesaid openthewindows shesaid thewindows 5 theteachertoldus don tplayonthestreet theteachertoldus onthestreet 6 ourgeographyteachertoldus theearthgoesaroundthesun ourgeographyteachertoldus theearth aroundthesun that see if came where she lived to open will not to p