演示文档高中英语虚拟语气公开课精品课件-最全版.ppt

12 100 12 100 12 100 12 100 虚拟语气 ;.; * 1.英语动词有三种语气: 陈述语气，祈使语气和虚拟语气。 2. 定义：用来表示说的话不是事实，或者是不可能发生或可能性比较小的情况，而是一种愿望，建议，假设的语气叫虚拟语气。 虚拟语气定义 ;.; * 虚拟语气的考点 1.一般条件句中虚拟语气的用法； 2.条件句中虚拟语气的倒装； 3.名词性从句中虚拟语气的用法； 4.状语从句中虚拟语气的用法； 5.几种特殊结构中虚拟语气用法； 6.虚拟语气与陈述语气的判定。 ;.; * 一般条件句中虚拟语气的用法 ;.; * 时 间 If 条件句 主 句 过去 had done would should +have done sth could might 现在 助动词 be用 were 实义动词 do 用 did would should + do sth could might 将来 did / were should do were to do would should + do sth could Might 1.一般条件句中的虚拟语气 ;.; * 1. If I had taken your advice, I wouldn’t have made a mistake. 2. If he had been there, it wouldn’t have happened. 3. If I had HIV, I would know because I would feel sick. 4. If I were you, I would give AIDS patient a hug. 与现在事实相反 与过去事实相反 ;.; * 5. If it should rain tomorrow, they wouldn’t go for an outing. 6. I think we could do it, if we planned it properly and could borrow the tools. 7. If we were to have three days off , we would enjoy a very happy life. 与未来事实可能相反 ;.; * If I were you, I ____ buy the house right now. A. won’t B. don’t C. wouldn’t D. can’t 2. _____more careful, his ship would not have sunk. A. If the captain were B. If the captain had been C. Should the captain be D. If the captain would have been 3. If he ___ me tomorrow, I would let him know. A. should call B. should not have been able C. were not able D. are not able B C A ;.; * 2.条件句中虚拟语气的倒装； 条件从句中含有should，were， had 三个助动词可将其放在句首，并把if省略。 If I were you, I would give it up. Were I you, I would give it up. If I had had time, I would have run round that lake again. Had I had time, I would have run round that lake again. If there should be a flood, what should we do? Should there be a flood, what should we do? ;.; * 3. 混合(时间错综)型虚拟语气： 假设条件从句谓语动词发生的时间与主句所假设的谓语动词不一致，叫做错综条件虚拟语气。主句和从句的谓语动词要依照假设的时间而定。 If the weather had been finer, the crops would be growing still better. If you had followed the teacher’s advice, you wouldn’t be in the hospital.