专题06 选修六 虚拟语气-高中英语优质公开课精选课件 (2份打包)

虚拟语气(一) If引导的非真实虚拟条件句 语气 英语的动词一般可带有三种不同的语气： 陈述语气，祈使语气和虚拟语气。 不同的语气用动词的不同形式来表示。 虚拟语气是一种特殊的动词形式， 一是用来表示说话人所说的话不是一个事实，而是一种假设、猜测、怀疑等(常用在条件状语从句中或让步状语从句中)； 一是表示说话人的愿望、要求、命令、建议等 (常用在名词性从句中)。 简言之，即：不是事实或不大可能发生的事情，就用虚拟语气来表述 虚拟语气的概念 与现在的事实相反 与将来的事实相反 与过去的事实相反 时 间 if 从句谓语动词 主句谓语动词 had done did/were 1. were to do 2. should do would/should/could/might have done would/should/could/might do would/should/could/might do 1. 非真实条件状语从句 ， Snow White and Seven Dwarfs Cinderella If she had recognized the queen, she would not have eaten the apple. ... If she had not eaten the apple, ___________________________ she would not have died. a.与过去事实相反 If +主 + had done sth, 主+ would/should/could/ might+ have done If + 主 + did(were), 主+would/should/could/might +do b.与现在事实相反 If I were Snow White, the hunter the prince If Snow White died now，I would be the most beautiful woman. If I followed the queen's order, the poor Snow white would die. If I had a beautiful dress, I would be able to attend the ball. Wow! It suits you well. If it were not suitable for you, you couldn't be the right person. 如果我有漂亮的裙子，我就能够去参加舞会了。 哇，太合脚了!如果这双鞋子不适合你，你就不可能是我要找的人。 Cinderella If I had magic power, I would_______ c.与将来事实相反的非真实条件句 If it should snow tomorrow, I would make a snowman. 如果明天下雪的话,我会堆一个雪人. If + 主 + should do/ were to do, 主+would/should/could/might +动词原形 If I were you, I would try it again. 在非真实条件句中，if 省略，并将were, had, should放在主语前，构成倒装句式。 Were I you, I would try it again. or, otherwise, without, but for, but等词经常出现在含蓄虚拟条件句中。 2 1 3 Thank you for your help, or/ otherwise I would be doing my housework now. 谢谢你的帮助，不然我就在家做家务呢。 But for your help, I would be doing my housework now.  要不是你的帮助，我还会在做家务呢。 Snow white would have been killed, but the hunter let her go. 2.含蓄虚拟条件句 Without But for your mercy, I would have died. 要不是你的怜悯，我早已就死了。 要不是 but for If it were not for/If it had not been for 白雪本来会死的，但是猎人放她走了。 3.错综时间虚拟条件句 错综时间虚拟条件句，即条件从句和主句时间不一致，如从句指过去，而主句指现在或将来。 If the hunter had followed Queen's order, I couldn'