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时间:2019-11-07
《英语语法——虚拟语气》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、虚拟语气虚拟语气基本类型1、表示与现在事实相反的情况:从句:主语+过去时主句:主语+should/would/could/might+doIf…did,…woulddo…如果我是你,我会带把伞。IfIwereyou,Iwouldtakeanumbrella.2、表示与过去事实相反的情况从句:主语+haddone主句:主语+should/would/could/mighthavedoneIf…haddone,…wouldhavedone…如果我早到那儿,我就会见到她。IfIhadgotthereearlier,Ishould/couldhavemether.3、表示对将来情况的主观推测
2、从句:①if+主语+did/were②if+主语+should+do(万一)③if+主语+weretodo主句:主语+should/would/could/mightdoIf…did/shoulddo/weretodo,…woulddo…如果下周日下大雪,我们就不能去滑冰了。IftherewereaheavysnownextSunday,wewouldnotgoskating.后接虚拟语气的句型1.用在wish后的宾语从句a、表示与现在事实相反的愿望,谓语动词:过去式我希望我有你那样的头脑。eg.IwishIhadyourbrains.b、表示与过去事实相反的愿望,谓语动词:had+
3、done我希望我原来知道这件事的真相。eg:.IwishIhadknownthetruthofthematter.c、表示将来难以实现的愿望谓语动词:should/would+动词原形我希望我还能有一次这样的机会。eg.IwishIshouldhaveachanceagain.(注:ifonly和asif/asthough也有相同用法)2.wouldrather,hadrather,wouldsooner等宾语从句常表示与客观事实不相符的一种愿望,故使用虚拟语气。其虚拟语气的结构为:过去had+过去分词现在过去时(be用were)将来过去时(be用were)我倒想你昨天看过了这场电影
4、。I’dratheryouhadseenthefilmyesterday.我倒想你现在在这儿。I’dratheryouwereherenow.我们倒想你明天去那儿We’dratheryouwentheretomorrow.3.在evenif,eventhough让步状语从可用虚拟语气,主句、从句的结构与if所引导的条件从句结构相同。即使他亲自来也不知该怎么办。Evenifhewereherehimself,heshouldnotknowwhattodo.即使华佗在世也救不了他。NobodycouldsavehimeventhoughHuaTuocamehere.4.虚拟语气还可用在定
5、语从句中,表示:“早该做某事了”时,定语从句中的谓语动词须用虚拟语气,其虚拟语气的结构为:Itis(high/about)timethat+主语+动词的过去式/should+动词原形,即从句用虚拟过去式。我该去学校接我的女儿了。ItistimethatIwenttopickupmydaughteratschool.你早该上班了。Itishightimeyoushouldgotowork.5.一想要(desire)二宁愿(prefer)三命令(order.command)四建议(advice.suggest.propose)五要求(demand.require.request.desi
6、re.insist)中,无论主句谓语动词为何种时态,从句的谓语动词都用:“should+动词原形”或只用“动词原形”。Hesuggestedthatwe(should)taketheteacher’sadvice.Heinsistedthatwe(should)taketheteacher’sadvice.Hedemandedthatwe(should)taketheteacher’sadvice.Heorderedthatwe(should)taketheteacher’sadvice.6.表情绪、观点的形容词或名词也要用虚拟语气。如:necessary、important、imp
7、ossible、natural、strange、surprising、funny、right、wrong、better、apity等。句型:Itis.......that+主语从句,从句的谓语动词都要用should+动词原形或只用动词过去式。1.Themillionsofcalculationsinvolved,hadtheybeendonebyhand,______allpracticalvaluebythetimetheywerefinished.A.
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