if条件句中虚拟语气的用法

If条件句中虚拟语气的用法主讲人：高争利•虚拟语气在虚拟条件句中的运用•1.虚拟语气现在时•2.虚拟语气过去时•3.虚拟语气将来时1.虚拟语气现在时用以表示与现在事实相反的假设或现在实现可能性不大的情况1)Example:-Mom,ifIwereyou,Iwouldn’taskmysontostudyatweekends.-Unfortunately,youarenot.2）structure:•条件从句主句动词过去式(be多用were)would/could/should/might+动词原形3）eg:IfIwereabird,Iwouldflytoyou.IfIwonthelottery,Iwouldtravelaroundtheworld.虚拟语气现在时练习题如果我有足够的钱，我就会出国。IfIhadenoughmoney,Iwouldgoabroad.如果我处于你的位置，我就接受他们的提议。IfIwereinyourposition,Iwouldaccepttheiroffer.2.虚拟语气过去时与过去事实完全相反的假设1）Example:IfIhadn’tcometoworkinXinjiang,Iwouldn’thavemetyou,andIwouldneverhaveknownyou.ButIdid.2)structure:•条件从句主句•had+过去分词would/could/should/might+have+过去分词3)Eg:Ifwehadstartedearlier,weshouldnothavemissedthetrain.如果我们早点出发，我们本不该错过这趟火车。Ifshehadn’tbeenill,shemighthavecome.如果她没生病，她就会来。虚拟语气过去时练习题•假如我知道你的地址，我早就给你写信了.•IfIhadknownyouraddress,Iwouldhavewrittentoyou.•假若你听从我的建议,你就不会考试不及格了.•Ifyouhadtakenmyadvice,youwouldn'thavefailedintheexamination.3.虚拟语气将来时•表示与将来情形相反的假设或极少有可能实现的情况Structure：条件从句动词过去式/should+动词原形/wereto+动词原形主句Would/could/should/might+动词原形Eg:Ifyouweretogetafullmarknexttime,shouldgetIwouldholdapartyforyou.got虚拟语气将来时练习题•假如太阳从西边升起，我就听你的。•Ifthesunweretoriseinthewest,Iwouldfollowyou.•要是他明天来了，我们会大感惊讶。•Ifheshouldcometomorrow,wewouldbegreatlysurprised.