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《lecture seven虚拟语气教案》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。
1、8Lecture7虚拟语气TheSubjunctiveMood一、If引导的非真实条件句 If-从句谓语形式主句谓语形式与现在事实相反一般过去式（did）Should/would/could/might+动词原形与过去事实相反过去完成式(haddone)Should/could/would/might+have+done与将来事实相反Should/wereto+动词原形Should/would/could/might+动词原形1.Hewouldn’tfeelsocoldifhewereindoors.(
2、与现在事实相反)2.Thefloodmighthavecausedgreatdamagetothepeopleifwehadn’tbuiltsomanyreservoirs.(与过去事实相反)3.IfIweretodothework,Ishoulddoitinadifferentway.(推测将来）虚拟条件句中的谓语可用进行时，表示“如果…正在…”，主句中的谓语仍用would/might/should/could,并可以根据情况选用时态。 Ifshewerelivingahardlife,heshou
3、ldberesponsibleforit.Ifyouhadn’tbeenstudyingsohard,youmighthavefailedtheexam.条件句中有were,had（助动词）,should,could时，可以省略if,而把were,had,should放在主语前，用倒装结构。1.Ifyouhadinformedmeearlier,Iwouldn’thavesignedthecontract.=Hadyouinformedmeearlier,Iwouldn’thavesignedtheco
4、ntract.2.Iftheyweretogetmarried,theywouldbehappy.=Weretheytogetmarried,theywouldbehappy.3.Ifitshouldraintomorrow,wewouldnotgoclimbing.=Shoulditraintomorrow,wewouldnotgoclimbing.二、含蓄条件句中的虚拟语气8有些句子中，没有任何表示虚拟语气的词，短语或从句，但仍要用虚拟语气。这时，要么是省略了表示虚拟语气的部分，要么隐在上下文中，称
5、为含蓄条件句。Youmighthavefailed.=Ifyoumadelessefforts,youmighthavefailed.Heavenwouldcryattheirsufferings.=Ifitwereabletoseetheirsufferings,heavenwouldcryattheirsufferings.Shewouldhaveactedasyoudid.=Ifshehadbeenyou,shewouldhaveactedasyoudid.三、错综时间虚拟句在错综时间条件句中，虚
6、拟条件从句和主句动作发生的时间不一致，因此主句和从句的谓语动词要根据各自所指的不同时间选用适当的虚拟语气形式。1.如果我是你的话，昨晚我不会错过那场电影。IfIwereyou,Iwouldn'thavemissedthefilmlastnight.2.如果我昨天把此事说过母亲听，现在我就知道该做什么了。IfIhadspokentomymotheraboutityesterday,Ishouldknowwhattodonow.3.如果Lily今天会到的话，那她一定是三天前就动身了。IfLilyshould
7、arrivetoday,shemusthavestartedthreedaysago.4.如果我是你的话，我不会错过这个好机会。IfIwereyou,Iwouldn’thavemissedsuchagoodopportunity.四、虚拟语气在It’s(high/about)time…结构中运用在ItIs(high,about)time+thatclause句型中,that可省略。从句中的谓语动词有两种形式，或者用动词的过去式(be用were)；或者用should+动词原形（should不能省略),表示
8、“现在某人该做某事了”,含有该事早该去做而未做，现在去做似乎都为时已晚的意思。1.Thatwasnotthefirsttimehehadbetrayedus.Ithinkit’shightimewetookstrongactionsagainsthim.2.IfyouhavereallybeenstudyingEnglishforsolong,it’sabouttimeyoushouldbeabletowritelettersinEngli
