1、Subjunctive mood虚拟语气在if条件句中的用法六安第二中学方芳 虚拟条件句的要点（1）虚拟语气的定义（2）if型虚拟语气的结构（3）虚拟语气的倒装（4）混合虚拟语气考点一虚拟语气定义如果我是一个百万富翁，我就能买一栋大房子.可我是百万富翁吗？如果我是一只鸟，我就能在天空中飞。If I should stay，I would only be in your way.So Ill go.1.If I were a millionaire now,I would buy a big house.2.If I were a bird,I could fly in the sky.Subj
2、unctive moodConcept:The Subjunctive Mood is used for to talk about The Subjunctive Mood is used for to talk about the situations that are not real or not likely the situations that are not real or not likely become true.It expresses the speakers good become true.It expresses the speakers good wishes
3、,dreams,assumptions,imaginations or wishes,dreams,assumptions,imaginations or suggestions.suggestions.3.If I should stay，I would only be in your way.So Ill go.要点二条件从句+主句If I were a child now,I would be happier.contrary to the presentIf she had time right now,she should certainly help you.contrary to
4、 the present1.If I were a child,I would be happier.2.If she had time right now,she should certainly help you.Contrary to the PresentIf clause Main sentence If+s+_ s+_.Group 1 would/could/should/might+dodid/wereIf they had obeyed the traffic rules,the car accidents would not have happened.contrary to
5、 the pastIf you had worked hard,you would have passed the exam.contrary to the pastRose,if I hadnt won the ticket,I would not have been on the board.if I hadnt been on the board,I would not have met you.contrary to the past1.If you had worked hard,you would have passed the exam.2.If they had obeyed
6、the traffic rules,the car accidents would not have happened.3.if I hadnt won the ticket,I would not have been on the board.4.if I hadnt been on the board,I would not have met you.Contrary to the Past If clause Main sentence If+s+_ s+_.had donewould/could/should/might+have doneGroup 2If it rained/sho
7、uld rain/were to rain tomorrow,I would stay at home.contrary to the future If I sold/should sell/were to sell one box of matches,I would/could/should/might go home.contrary to the future 1.If it rained/should rain/were to rain tomorrow,I would stay at home.2.If I sold/should sell/were to sell one bo
8、x of matches,I would/could/should/might go home.Contrary to the futureIf clause Main sentence If+s+_ s+_.would/could/should/might+doGroup 3did/werewere to doshould do时间条件句加上主句的虚拟语气（最基本）If从句主句现在did（were）would/should/could/might+do过去had+donewould/should/could/might+have+done将来1.did2.should+do3.were to
9、+dowould/should/could/might+do要点三虚拟语气倒装条件从句加主句的省略结构如果虚拟条件句的谓语部分有were，had和should时，可省略if，把were，had和should放到从句主语前面去，多见于书面语。构成：省略if 把were，had或should提前1.If I were a child,I would be happier.2.If she had time right now,she should certainly help you.3.If you had worked hard,you would have passed the exam.4
10、.If they had obeyed the traffic rules,the car accidents would not have happened.5.If I hadnt won the ticket,I would not have been on the board.6.If I hadnt been on the board,I would not have met you.7.If it rained/should rain/were to rain tomorrow,I would stay at home.8.If I sold/should sell/were to
11、 sell one box of matches,I would/could/should/might go home.1.If I were a child,I would be happier.=Were I a child,I would be happier.2.If you had worked hard,you would have passed the exam.=Had you worked hard,you would have passed the exam.3.If they had obeyed the traffic rules,the car accidents w
12、ould not have happened.=Had they obeyed the traffic rules,the car accidents would not have happened.4.If I hadnt won the ticket,I would not have been on the board.=Had I not won the ticket,I would not have been on the board.5.If I hadnt been on the board,I would not have met you.=Had I not been on t
13、he board,I would not have met you.6.If it should rain/were to rain tomorrow,I would stay at home.=Should it rain/Were it to rain tomorrow,I would stay at home.7.If I should sell/were to sell one box of matches,I would go home.=Should I sell /Were I to sell one box of matches,I would go home.要点四混合虚拟语
14、气If you had followed my advice the other day,you could feel much better nowMixed conditionalsIf it had rained last night,the ground could be wet for the present.Mixed conditionals混合虚拟语气当条件从句谓语动词与主句谓语动词所表的时间不一致时，虚拟语气的形式应作相应的调整。主句和从句的谓语动词并不相互呼应，这种条件句叫混合条件句。Practice1.2.I didnt see your sister at the me
15、eting.If she _ (come),she_ (meet)my brother.If I _(have)a lot of money now,I _ (buy)a villa.hadwould buyhad comewould have met3.I _ (study)English when I was a child if I _(know)the importance(重要性)of it.would have studied had known 4.I dont like exams.If there _(be)no exam tomorrow,I _(see)a movie.should bewould see 5.If the God _(give)me another chance，I_ the girl three words:I love her!(tell).should/were to give/gave would tellHomework Finish some exercises on the given paper.Bye bye!Bye bye!