高中英语虚拟语气思维导图知识总表Ⅰ虚拟情况If 条件句主句与现在事实相反If+主语+V 过主语+（would; could; should； might）+V 原与过去事实相反If+主语+had+ V 过分主语+(would; could; should; might ）have +V 过与将来事实可能相反If+主语+V 过 Should+V 原 Wereto+V 原主语+（would； could; should； might）+V 原例句:1、表示与现在事实相反的情况: 1．If I were you，I would take an umbrella. 假如我是你，我会带把伞.(事实:我不可能是你） 2．If I knew his telephone number,I would tell you。 假如我知道他的电话号码，我就会告诉你。（事实：不知道) 3．If I had any money with me,I could lend you some。 假如我带钱了，我就会借给你些.（事实：没带钱) 2.表示与过去事实相反的情况 1. If I had got there earlier, I should/could have met her。 假如我早到那儿，我就会见到她. (事实:去晚了） 2．If he had taken my advice，he would not have made such a mistake。 假如他听我的劝告的话，就不会犯这样的错误了. （事实：没有听我的话）3、表示对将来情况的主观推测 1。If he should come here tomorrow，I would talk to him。 假如他明天来这儿的话,我就跟他谈谈。（事实：来的可能性很小） 2．If there were a heavy snow next Sunday，we would not go skating。 假如下周日下大雪,我们就不能去滑冰了。（事实:不知能否下雪） 3．If she were to be here next Monday，I would tell her about the matter。 假如她下周一来这儿的话，我就会告诉她这件事的始末.Ⅱ例句：1. Were I Tom, I would refuse. 假如我是汤姆,我会拒绝。 2. Should it be necessary， I would go。 假若有必要,我会去的. 3. Had it not been for the bad weather we would have arrived on time。 若不是天气坏，我们就准时到达了. 4. We didn't know his telephone number; otherwise we would have telephoned him. 我们不知道他的电话号码,否则我们就会给他打电话。 5. I was busy that day. Otherwise I would have come to help you. 我那天很忙。否则我会来帮你的。6。 Without your help, we wouldn't have achieved so much. ...
