高三虚拟语气经典讲解课件(共22张PPT)

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。 一、虚拟语气定义 二、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、几种特殊结构中虚拟语气用法； 5、虚拟语气与陈述语气的判定。 1、一般条件句中的虚拟语气 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. If I had HIV, I would know because I would feel sick. 2. If I were you, I would give AIDS patient a hug. 3. If I had taken your advice, I wouldn’t have made a mistake. 4. If he had been there, it wouldn’t have happened. 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. _