雅思语法真贵学虚拟语气

{{新浪微博：梁康1884-贵学雅思语法雅思语法-------虚拟语气虚拟语气不可能发生的事情假设

不可能的事情的假设ifIwereaboy,IthinkIwouldunderstand.

标志词:if（基础）90%butforwithoutwish/ifonlyasifif的虚拟1,区分if引导的真实条件句与虚拟语气。2,if的虚拟时态三种情况Ifitrainstomorrow,thecropswillbesaved.（真实条件句）

Ifitrainedtomorrow,thecropswouldbesaved. （不可能的事情用虚拟语气）

1，if引导的真实条件句与虚拟语气

如果明天下雨的话，庄稼就会得救练习Ifheisfree,hewillaskmetotellstories.（真实）IfIcouldchangesomething,Iwouldhavefewerclasses.（虚拟）2，if虚拟三种时态现在:如果我知道上帝的电话的话，我现在就会告诉你。将来:如果明天地球毁灭的话，我将在家待着。

过去:如果你昨天听了我的建议，你昨天就不会犯这个错误。IfI____(know)histelephonenumber,I_______(tell)you.对现在虚拟were对将来的虚拟

Iftheearth______________(destroy)tomorrow,I_______(stay)athome.

Ifyou________(take)myadviceyesterday,you________________(notmake)suchamistake.对过去虚拟时间If从句的谓语形式主句的谓语形式现在过去将来时间If从句的谓语形式主句的谓语形式现在过去将来didhaddonewould/could/should/might+V.(原)would/could/should/might+have+done.1.shoulddo2.weretodowould/could/should/might+V.(原)背会，

默写练习

如果地球上现在没有空气，人就会死。如果将来地球上没有空气，人就会死。如果地球上曾经没有空气，人就会已经死掉。Ifitwerenotforthedungbeetle,chemicalfertilizerwouldbewashedbyrainintostreamsandriversbeforeitcouldbeabsorbedintothehardearth,pollutingwatercoursesandcausingbloomsofblue-greenalgae.Ihaveoftenthoughtthatitwouldbeablessingifeachhumanbeingwerestrickenblindanddeafforafewdaysatsometimeduringhisearlyadultlife.Darknesswouldmakehimmoreappreciativeofsight;silencewouldteachhimthejoysofsound.Ifyou____tomorrow,you____findthenewmanagerworkingintheoffice.(虚拟)came;wouldB.shouldcome;wouldC.weretocome;would

D.comes;mightIftheparents___atthehospitalearlieraftertheaccident,thechildwouldhavebeensaved.

arrivesarriveC.hadarrivedD.hasarrived如果没有广告的话，公司的销量就会下降，从而阻碍了公司的发展。句型：，which,therebydoing

如果谷歌忽视了创新的重要性，这种高科技的公司将永远也不会取得今天的惊人的成功。

如果每个人都忽略保护动物的意义的话，那么人类将会处在灭绝的边缘。

butforwithout看作if从句的省略版，用法与if一致Butfor/without

hishelp，Iwouldnothavefinisheditsoearly.

Ifithadnotbeenforhishelp，Iwouldnothavefinisheditsoearly.wish的虚拟Wish、的宾语从句现在：过去：未来：过去时过去完成时would/could/might+V

和if从句虚拟的对比1，我希望我是个小鸟2，我希望没有犯过这个错误。3，我希望爸妈不要再惩罚我了。IwishIwereabird.IwishIhadn’tmadesuchamistake.Wewishourparentswouldn’tpunishus.ifonly的虚拟=wish的用法IfonlyIwereabird.IfonlyIhadn’tmadesuchamistake.Ifonlyourparentswouldn’tpunishus.asif的虚拟=wish，ifonly的用法Shelovesthebabyasifitwereherownson.Irememberthewholethingasifithadhappenedyesterday.Heopenedhismouth