Subjunctive Mood 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 , 或者是不可能发生的情况 , 而是一种愿望 , 建议 , 假设的语气叫虚拟语气。3. 在条件句中的应用 条件句可分为两类 , 一类为真实条件句 , 一类为非真实条件句。非真实条件句表示的是假设的或实际可能性不大的情况 , 故采用虚拟语气。1) 真实条件句 真实条件句用于陈述语气 , 假设的情况可能发生 , 其中 if 是如果的意思。2) 非真实条件句非真实条件句用语虚拟语气 , 假设的情况不可能发生 , 或者可能性很小 , 其中 if 是“要是、如果”的意思。即 :“ 要是……就好了” ; “ 如果…… , …… 就会……”1. If I had enough money, I would travel around the world.2. If I were you, I would give AIDS patient a hug.与现在事实相反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 planed it properly and could borrow the tools.7. If we were to have three days off, we would enjoy a very happy life.与将来事实相反3) The meaning of the sentence of subjunctive mood. If he had come yesterday, I should/ would have told him about it. 含义 : He did not come yesterday, so I did not tell him about it.If he had not been ill and missed many classes, he would have made greater progress.含义 : He was ill and missed many lessons, so he did not make greater progress. 条件从句If 从句的谓语形式主句的谓语形式现在过去未来V. + ed (were)had donewould/could/should/might +V ( 原 )would/could/should/might+have+p.p.1.V.+ ed.2. should+ V.( 原 )3. were to dowould/could/should/might +V. ( 原 )一 . 虚拟语气在条件状语从句中的用法。二 . 虚拟语气特殊句型 :1. wish 的宾语从句现在 : 过去时（ were ）过去 : 过去完成时未来 : would/could...
