1、The Subjunctive Mood虚 拟 语 气语气的定义语气是动词的一种形式，它表明说话人对某一行为或事情的看法和态度。语气的种类 1.陈述语气：表明动作或状态是现实的确定的或符合事实的，用于陈述句，疑问句和某些感叹句。We are not ready.Did it rain all day yesterday?What a fine day it is!2.祈使语气 表明说话人的建议，请求，邀请，命令等。以动词原形开始。Be careful!Dont forget to close the window.Open the door,please.3,虚拟语气 表示动作或状态不是客观存
2、在的事实，而是说话人的主观愿望，假设或推测等。If I were you,I should study English.I wish you could go with me.May you succeed!Nothings gonna change my love If I _ to live my life without you near me,the days _ empty.the nights_ so long.hadwould all bewould seem虚拟语气在条件从句中的用法。虚拟条件句表示假设的情况是过去或现在都不存在的，或将来都不可能发生的。If he had se
3、en you yesterday,he would have asked you about it.If I were you,I would study hardIf it rained/were to rain/should rain tomorrow,we would not go camping.总结虚拟语气在条件从句中的用法在含有虚拟条件句的复合句中，主句和从句的谓语都要用虚拟语气。现将虚拟条件句从句和主句的动词形式列表如下：动词形式时间if从句主句与现在事实相反did（be 的过去式常用were）wouldshouldcould +动词原形might与过去事实相反had+donew
4、ouldshouldcould +have done might与将来事实可能相反，或将来的愿望did/should+dowere to dowouldshouldcould +动词原形might1.与现在事实相反If I _(know)her number I_ (ring)her up.If he_(study)at this school,he (know)_ you well.knewcould ringstudiedwould knowIf I _ (是)you,I _ (就不会)buy that coat.wereshouldnt If I _(有)a knife，I _(就杀了)
5、you。had would kill2.与将来事实相反或将来的愿望推测 If it _(rain)tomorrow,our picnic _(be)put off.If he _(come)here,he_ tell us about it.If he _(go)to Qing Hua University,he_(make)full use of his time.rainedwould bewere to comewouldshould gowould make3，与过去事实相反1)If I _(leave)sooner，I _(be)on time.2)要是我们当时早点找到他的话，我们就
6、可以救活他(find save his life)If we had found him earlier we could have saved his life.had leftwould have been 注意：1，条件从句的谓语动词为be时，不管其主语为单数还是复数通常都用were2）当虚拟条件句的谓语动词含有were,should,had时，if可省略，而将were,should,had等词置于句首。如：If he should agree to go there,wewould send him there.Should he agree to go there,we would
7、send him there.If he had learnt about computers,we would have hired him to work here.Had he learnt about computers,we would have hired him to work here.If she were here,she would agree with us.Were she here,she would agree with us.虚拟语气的其他用法一，wish后的宾语从句1.与现在事实相反-一般过去时2.与过去事实相反-过去完成时3.与将来事实相反-过去将来时1.I
8、 wish_(他再试一次)he would try again2.I wish _(和你一样年轻)I were as young as you3.I wish_(我看过这部电影)I had seen that film4.I wish_(我将来当个医生)I would become a doctor二，advise,ask,demand,desire,decide,insist(坚决要求),order,propose,request,suggest(建议)表示请求、要求、命令或建议等意义的动词所接的宾语从句一般用虚拟语气，起虚拟语气的结构为：(should)+原形动词The teacher a
9、dvised that we should make good use of every minute here.The Party asked that we should serve the people with our heart and soul 三，It is suggested/requested/desired/proposed/.that 后接主语从句时advice,desire,order,plan,recommendation,request,requirement,suggestion,wish充当句子的主语后接同位语从句，或表语从句时从句中都用(should)+doW
10、e followed his advice that we should ask our teacher for help He told us his idea that he should go to university His suggestion is that we should do our work more carefully.Their plan is that they should build a new factory in their hometown.It is suggested that he should go to visit his old friend
11、.四，as if(though)从句用虚拟语气与现在事实相反一般过去时；与过去事实相反过去完成时；表示将来的可能性不大would(might,could)+动词原形：I love you as if_(你是我儿子)you were my son.They talked as if_(以前见过面)They had met each other beforeThey are happy as if_(他们要去月球了)They would go to moon五，It is(high)time that 到了.的时候了It is time that+过去时It was time that+过去完成时
12、六,would rather 宁愿，用法同 wish,as if七，if only 要是就好了，用法同上1，The teacher agreed to the suggestion that the students _ two weeks to prepare for the exam.A.giveB.should giveC.be given D.would be givenExercise,2,Wang Ling,one of my friends,is very good at English.He speaks English as if he _ an Englishman.A.w
13、ereB.would beC.have beenD.had been 3,_ more careful,his ship would not have sunk.A.If the captain wereB.Had the captain been C.Should the captain beD.If the captain would have been4,If only I _ how to operate an electronic computer as you do.A.had known B.would knowC.should knowD.knew5,Robert wishes that he _ business instead of history when he was in university.A.studiesB.studiedC.has studiedD.had studied Thank you!Bye-bye!
