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虚拟语气使用背景：•不可能发生或者实现的可能性不大的情况•说话人单纯的主观想法或意愿表现格式•谓语动词：•1）should/would+do•2）降时态•虚拟句式一：非真实条件句(IF)•虚拟句式二：wish引导的宾语从句•虚拟句式三：主观意愿倾向“建议/意见；重要/必要性”•虚拟句式四：固定虚拟表达★★虚拟句式一：非真实条件句(IF)条件从句结果主句现在If```did(be动词一律用were)woulddo过去If````haddonewouldhavedone将来1.if````did2.if````weretodo3.if```shoulddoWould(should)do现在情况•IfIcouldchangesomething,Iwouldhavefewerclasses.（剑3，TR，S）•假如我可以改变什么，我的确希望少上一些课。•Ifyouatemoreandtalkedless,wewouldbothenjoyourdinner.过去情况•Iftheyhadstudiedharder,theywouldhavepassedtheIELTStest.•要不是你们的帮助，我们就不会在工作中取得这么多成绩。•Ifithadnotbeenforyourhelp,wewouldnothaveachievedsomuchinourwork.将来情况•Ifweweretodoitagainwe’dprobablyhiredonkeysalongtheway.（剑2，T1，L）•如果我们再去旅行，可能会一路上雇佣驴。错综时间条件句•Doyouthinktheeventwouldbejustasmemorableifyouhadn’twon?(剑3，T3，S）你觉得假如当时你没有获胜，这次比赛还会一样难忘吗？如果当初你采取我的建议，那你现在就不会在监狱里了。•If(过去),主句（现在）•Haddone,woulddo•Ifyouhadtakenmyadvice,youwouldnotbeinprisonnow.IfthetrendsapparentintheUnitedStates14yearsagohadcontinued,researcherscalculatetherewouldbeanadditionalonemilliondisabledelderlypeopleintoday’spopulation.(剑6，T2，R）如果14年前在美国显而易见的趋势继续发展，研究人员预测，在现在的人口中，将会多出一百万残疾的老年人。含蓄条件句的虚拟•butfor，without•Butforhishelp，Iwouldnothavefinisheditsoearly.•原形----•Ifithadnotbeenforhishelp，Iwouldnothavefinisheditsoearly.（对过去进行虚拟）虚拟句式二：wish引导的宾语从句宾语从句①现在虚拟过去时②过去虚拟过去完成时③将来虚拟would（could,might,should)+do•①现在虚拟(对现在虚拟---过去时）•我希望自己站在熙熙攘攘的街角,手里拿着帽子,乞求人们把浪费的时光扔给我.•IwishIcouldstandonabusystreetcorner,hatinhand,andbegpeopletothrowmealltheirwastedhours.•②过去虚拟（对过去虚拟---过去完成时）•我希望从来没遇到过他。•IwishIhadnevermethim.•③将来虚拟（对将来虚拟----woulddo)•Mrs.Brownwisheshersonwouldbecomealawyer.Ifonly=wish•Ifonlyhehadtakenmyadviceyearsago.•要是几年前他听从了我的建议就好了。•对过去的虚拟（过去完成时）虚拟句式三：主观意愿倾向“建议/意见；重要/必要性”典型单词主语从句宾语从句表语/同位语从句①形容词/过去分词necessary/important/vital/essential√（shouldbe)②动词suggest/demand/recommend/request/insist√（shouldbe)③名词suggestion√（shouldbe)•Itisnecessary/important/vital/essential/that…(should)be•筹集足够的资金来支持这项工程是非常重要的。•Itisvitalthatenoughmoney(should)becollectedtofundtheproject.①形容词/过去分词（P160）•Itissuggested/requested/recommendedthat+(should)be•建议筹集足够的资金来支持这项工程。•Itissuggestedthatenoughmoneyshouldbecollectedtofundtheproject.②主观意愿动词（P159）suggest/demand/recommend/request/insist+(Should)be/do•要求一个人做的就是去追求卓越.•Whatisdemandedisthataman(should)makeapersonalcommitmenttoexcellence.•我坚决要求你立即采取行动纠正错误。•Iinsistthatyou(should)takeimmediateactiontoputthisright.③名词（P159）•suggestion•我的建议是筹集足够的资金来支持这项工程。•Mysuggestionisthatenoughmoney(should)becollectedtofuntheproject.•她拒绝了我提出的筹集足够的资金来支持这项工程的建议。•Sherejectedmysuggestionthatenoughmoneyshouldbecollectedtofundtheproject.虚拟句式四：固定虚拟表达•⑴Itis（high）time…(过去时）•“应该、开始…,是``的时候了”•It’s（high）timeIstartedbelievinginmyself.•区分于:•Itistime(forsb.)todosth.•⑵Longlive````!“```万岁”•毛主席万岁!•LonglivechairmanMao.•友谊/自由万岁!•Longlivefriendship/liberty!•⑶Godsave/bless````“愿上帝保佑~~”•Godblessyou.GodblesstheUnitedStatesofAmerica.•愿天佑吾民,天佑吾邦.•⑷God/Heavenforbidthat~~“但愿不发生~~”that从句:(should)+动词原形•但愿你结婚后永不反悔.•Godforbidthatyou(should)everregretyourmarriage.•⑸may```“愿````”谓语动词使用原形.•句型:Maysb.do•愿天下有情人终成眷属.•Mayalltheloversintheworldbecouplesintheend.•⑹sobeit.“那就算了”•Ifyoudonotwishmyfriendship,sobeit.•如果你不想和我交朋友，那就算了。•⑺asitwere“可以说,在某种程度上”•Afriendis,asitwere,asecondself.•可以说,朋友是第二个自我.•THEEND复习复习•虚拟句式一：非真实条件句(IF)•虚拟句式二：wish引导的宾语从句•虚拟句式三：“建议/意见；重要/必要性”•虚拟句式四：固定虚拟表达练习•使用所提供动词的正确形式填空(P163)•1.Heisworkinghardforfearthathe____(fail)topasstheexam.•2.Henrywouldbearichmantodayifhe___(be)morefrugalinthepast.•3.Supposingthisshipwassinking,doyouthinkthere____(be)enoughlifejacketsforallthepassengers?•4.Themanagementurgedthatthecostofproduction____(be)reduced.•5.Hetoldmehowhehadgivenmeshelterandprotection,withoutwhich,I____(die)ofhungerandcold.•是我们采取坚决措施保护环境的时候了。•It’stimewetookfirmmeasurestoprotecttheenvironment.