高中英语 Unit2 Grammar课件 新人教版选修6 课件VIP免费

人教选修6Unit2PoemsGrammarRevision1.虚拟语气在if条件状语从句中的用法2.wish引导的宾语从句中的虚拟语气3.表示要求,命令,建议的虚拟语气1.虚拟语气在if条件状语从句中的用法条件从句从句谓语形式主句谓语形式与现在事实相反与过去事实相反与将来事实相反1.动词过去式(或were)2.助动词（过去式）+动词原形should/would/could/might+动词原形had+过去分词should/would/could/might+have+过去分词should/would/could/might+动词原形1.should+动词原形2.动词过去式3.wereto+动词原形2.wish引导的宾语从句中的虚拟语气与现在事实相反与过去事实相反与将来事实相反过去时（were）had+过去分词would/could/might+动词原形Hewishedhe_____________________insuchaffairs.(involve)IwishI______abird.(be)hadneverbeeninvolvedwere3.表示要求,命令,建议的虚拟语气一个坚持______________两个命令______________三个建议__________________________四个要求__________________________这些动词后面的宾语从句要使用虚拟语气用法。从句中的动词使用should+动词原形,或者将should省略。Thedoctorsuggestedthathe(should)trytolosehisweight.Heinsistedthatwe(should)tellhimthenews.insistorder,commandadvise,suggest,proposedemand,require,request,desire虚拟语气(二)theSubjunctiveMood在suggestion，proposal，order，plan，idea，advice，decision等需要有内涵的名词后面的表语从句、同位语从句中，要使用虚拟语气。其谓语动词应用should＋原形动词。另外连接从句的that不能省略。例：Mysuggestionisthatwe（should）gothereatonce.Whatdoyouthinkofhisproposalthatwe（should）putonaplayattheEnglishevening?Myideaisthatwe(should)getmorepeopletoattendtheconference.Imakeaproposalthatwe(should)holdameetingnextweek.一、表语从句、同位语从句中的虚拟语气Itisstrangethat_______________________.他居然会这样说，真是奇怪。Itisagreatpitythat___________________.他居然会这样想，真是一件憾事。Itisnaturalthat___________________________.鸟在树上安歇是很自然的。Itisnecessarythat___________________________.有必要立即派他去北京。二、It’snecessary/strange/natural/important/pity/nowonder/impossible+thatClause从句中的动词要用虚拟,即(should)+动词原形he(should)saysohe(should)thinksoabird(should)restintreeshebesenttoBeijingrightaway三、在Itis/wassuggested/ordered/demanded/proposed/etc.结构中要使用虚拟语气。如：It’ssuggestedthattheplanbecarriedout.Itisorderedthatallthetroops(should)withdrawthreemilesaway.根据命令，所有部队撤至三英哩以外。Itisarrangedthathe_____________________.照安排，他星期五动身去加拿大。Itissuggestedthat___________________________________________.有人建议，英语晚会周六举行。leaveforCanadaonFridaytheEnglisheveningbeheldonSaturdayIwouldratheryoucouldteachmeagain.Iwouldrather___________________.我宁愿他们明天来。Themanagerwouldratherthathissecretary_______________________________.经理宁愿他的秘书代替他去开会。四、wouldrather后的宾语从句wouldratherthat与现在事实相反过去时与过去事实相反过去完成时与将来事实相反过去时theycametomorrowwenttothemeetinginsteadofhim以asif、asthough（似乎，仿佛）引出的方式状语从，如果表示真实情况应该用直陈语气；如果表示非真实情况则应该用虚拟语气,其谓语动词的虚拟式与wish后面宾语从句中谓语动词的虚拟式相同。如：Thelittleboyknowssomanythingsasifhewasaman.Heactedasusualasthoughnothinghadhappened.Theboyacted____hehadneverlivedinCanadabefore.A.asthoughB.evenifC.asD.since五、asif，asthough引导的从句六、由ifonly（要是……，那该多好啊！）引导的惊叹句。IfonlyIhadpassedthetest！Ifonlyitstoppedraining！比较ifonly与onlyifonlyif表示"只有"；ifonly则表示"如果……就好了"。Ifonly也可用于陈述语气。Iwakeup__________thealarmclockrings.只有闹钟响了，我才会醒。___________thealarmclockhadrung.当时闹钟响了，就好了。___________hecomesearly.但愿他早点回来。onlyifIfonlyIfonlyItis(high)timethat后面的从句谓语动词要用过去式或用should加动词原形，但should不可省略。Itistimethatthechildrenwenttobed.Itishightimethatthechildrenshouldgotobed.Itishightimethat__________________.该是我们吃午饭的时候了。Itistimethat______________________.该是他作出决定的时候了。七、Itis(high)timethatwehadourlunchhemadeuphismind八、虚拟语气的其它用法在英语中，一些表示建议、请求、劝告、愿望、祈祷、祝福或诅咒的句子，也需要使用虚拟语气。如：Wouldyoumindsmokinghere？Mayyoubelucky！LonglivethepeopleofChina！Godsaveme.MultiplechoicesHomework1.FinishexercisesofDiscoveringusefulstructures.2.PreviewUsingLanguage.Byebye!