资源描述：
《英语语法虚拟语气用法.ppt》由会员上传分享，免费在线阅读，更多相关内容在PPT专区-天天文库。
1、条件句条件句谓语形式主句谓语形式现在情况过去情况将来情况虚拟语气用法If+主语+过去式主语+would+vif+主语+hadppＳ.+would+haveppIf+s.+过去式If+s.+should+vIf+s.+wereto+vs.+should+v1.Muchlaborwouldhavebeensavediftheelectroniccomputers_____before.A.hadinventedB.shouldhavebeeninventedC.wereinventedD.hadbeeninvented2.Ifonlyyou__himwh
2、atIsaid!Everythingwouldhavebeenallright.A.didn'ttoldBhadn'ttoldC.wouldnottellD.wouldhavenottold3.Jeandoesn'twanttoworkrightawaybecauseshethinksthatifshe___ajobsheprobablywouldn'tbeabletoseeherfriendsveryoften.A.hastogetB.weretogetC.hadgotD.couldhavegot5.Ifmyfather_herenow,he_te
3、llmewhattodo.A.were,wouldBwere,willC.is,wouldDis,will6.IfI_abee,I_workmuchharder.A.were,wouldB.were,shallChad,willD.have,should7.IfI_you,I_dothat.A.was,wouldn’tB.were,wouldn’tC.am,won’tD.were,won’t8.It’squiteimpossiblethatitwillraintomorrow.Butifit___,Iwouldstillgotothepark.A.s
4、houldrainB.wouldrainC.rainedDhadrained9.__tomorrow,whatshouldwedo?AIfitrainsB.ShoulditrainC.WoulditrainD.Wereitraining10.He_learnmorequicklyifhe_harder.A.will,workB.would,workedC.would,workD.will,worked11.Idon’tthinkthatIshallfail.ButifI__,Iwouldtryagain.A.shouldfailB.wouldfail
5、CfailedD.hadfailed12.IfI_muchmoney,I_buyahouse.A.have,willB.had,shouldC.had,willDhave,should*1)“if”虚拟语气倒装形式的使用：如果“if”从句中含有“were,had”或“should”时，则可省略连词“if”，而把“were,had”或“should”移至主语之前。1)WereIyou(=ifIwereyou),Iwould….2)Hadtheynotcomelasttime(=Iftheyhadnotcomelasttime),wewouldhaved
6、one….3)Shoulditraintomorrow(=Ifitshouldraintomorrow),shewould…1.动词后宾语从句中的虚拟语气。在动词suggest,insist,order,command,require,request,demand等后面的宾语从句中，动词形式一般用“should+动词原形，或省略should用动词原形，以表示建议，劝说，命令，要求的语气;在It’ssuggested/ordered/required/demanded/decided/necessary/important/strange/vital等
7、结构的主语从句中，或suggestion,order,idea等词的同位语从句和表语从句中，也应用should+动词原形，或省略should，以适合于说话人所表示的建议或要求，命令的语气。如It'snecessary/importantthateverypartymember(should)taketheleadandworkwell.2.虚拟语气的特殊动词，词组，句形。1)abouttimeshouldvIt’s+time+that+主语＋hightimev-ed2)Whatif….?--Hewouldgotoseeyou.---___hedidn
8、otcome?A.WhatifB.WhereifC.WhatcomeD.whywhether3.“wish”
