1虚拟语气虚拟语气：虚拟语气：讲话者对于说话内容的看法的一种与法范畴。虚拟语气在条件句中的使用（条件状语从句）非真实条件的情况之下。条件状语从句的真实情况，有两种情况的使用主将从现Ifhedoesn’thurryup,hewillmissthebus.非真实条件，则要用虚拟。如何表达？知识框架1.含有条件状语从句的复合句wish（wouldrather）+宾语从句suggest（…）+宾语从句2.主语从句Itis+adj./p.p/n.+that+S+(should)+do表语从句S+isthat+s+(should)+do同位语从句S+that+s+(should)+do3.定语从句Itis(high)timethat+S+did用过去式表现在情况1.时态后退型用过去完成式表过去两种形式用过去将来表将来2.should+动词原形型内容详述I.含有条件状语从句的复合句(以do为例;S=主语)情况条件主句结果主句与现在事实相反动词过去式（be一般用were）would(should,could,might)+动词原形与过去事实相反had+过去分词would(should,could,might)+have+过去分词虚拟语气三大板块名词性从句宾语从句2与将来事实可能相反1)动词过去式2)should+动词原形3)wereto+动词原形would(should,could,might)+动词原形注意事项：例句：(1)与现在事实相反例：1)IfIknewthefactnow,Iwouldtellyou.假如我现在知道事情真相，我就告诉他了。2)Ifyouwereinmyplace,youwoulddothesamething.如果你处于我的位置，你同样也会这么做。3)Iftherewerenogravity,weshouldnotbeabletowalk.如果没有引力，我们就不可能行走。IfIhadenoughmoney,Ishould/wouldbuyacamera.IfIwererich,Iwouldhelpthepoor.(2)与过去事实相反例：1)Iftheartdealerhadhadmoney,hewouldhaveboughtthepainting.假如那位画商有那么一笔钱，他就买那幅画了。2)Ifyouhadcomehereyesterday,youwouldhavemether.如果你昨天来，你就会见到她。3)Ifshehadtakenmyadvice,shewouldn’thavefailed.如果她接受我的劝告，她就不会失败。IfIhadhadenoughmoney,Iwouldhaveboughtacar.(3)与将来事实可能相反例:1)IfyouweretoseeJane,whatwouldyoutellher?假如你要去看珍妮，你会告诉她什么？2)IfIshouldhavethetimetomorrow,Iwouldgotothelibrary.如果明天我有空，我就会去图书馆。3)Ifbargainswereprohibitedbylaw,ourstandardoflivingwouldimmediatelyrise.假如廉价商品受到法律的制裁，我们的生活水平就会马上有所提高。Ifitshouldraintomorrow,Iwouldnotgo.IfIweretogoabroad,IwouldgotoAmerica.倘若我要出国，我就到美国。注意点：1．倒装句...
