虚拟语气包含两种:一种指与事实相反或不可能发生。“虚拟条件句+虚拟主句”的结构都属于这一类。另一种指与事实实际是否发生没有直接关系。 虚拟语气有哪些用法 1.虚拟条件句的三种基本类型:与现在事实相反、与过去事实相反、与将来事实相反。 2.与现在事实相反,条件从句的谓语用过去式,主句谓语用should(would,could,might)+动词原形。 3.与过去事实相反,条件从句的谓语用过去完成时(had+过去分词),主句谓语用should(would,could,might)+have+过去分词。 4.与将来事实相反,条件从句的谓语用过去式(be通常用were),主句谓语用should(would,could,might)+动词原形。 虚拟语气语法知识 英语中的各种语气: 1,陈述语气:I like apples 我喜欢苹果。(肯定) I don't like apples我不喜欢苹果(否定) 2,疑问语气:What's your name?你叫什么名字? Do you like apples?你喜欢苹果? 3,祈使语气:Open the door 打开门 3,虚拟语气:If I were you, I would forgive her如果我是你,我将会原谅她。 虚拟语气结构讲解: 1,与现在的事实相反:从句用过去式,主句用would/could/might/should/+动词原形 例如;If I had time ,the classroom would be so clean 如果我有时间,教室将会更加干净。 2,与过去的事实相反:主句用would/could/should/might/+have+ done , 从句中过去完成时 例如;If I had finished my homework ,I would have passed that test 如果当时我完成了我的做,我就能够通过我的考试了。 3,与将来的事实相反:主句用:should/could/would/might/+动词原形,从句用should do (可能性最大),过去式(可能性一般)were to do (可能性最小) If it should snow tomorrow,I would make a snowman 如果明天下雪,明天我将对一个雪人 If it snowed tomorrow,I would make a snowman 如果明天下雪,明天我将堆一个雪人 If it were to snow tomorrow ,I would make a snowman 如果明天下雪,我将对一个雪人 虚拟语气的倒装形式 If I had worked hard ,I would have finished it 如果当时我努力工作,我就已经完成它了。 =Had I worked hard ,I would have finished it If it should snow tomorrow ,I would make a snowman 如果明天下月,我将会对雪人 Should it snow tomorrow ,I would make a snowman If it were to snow tomorrow ,I would make a snowman =Were it to snow tomorrow ,I would make a snowman 虚拟语气在各类从句中的用法 1,I lifted the chair so that I could be seen 我举起椅子就是为了能被看见 (状语从句) 状语从句中常见连接词:as if 好像,as though 好像,in order that 为了,for fear that 生怕, In case 万一 lest 以防万一 2,主语从句:It is +形容词 +that+ 主语+(should+动词原形),should可以省略 It is very important that we (should )study English every day 我们每天学习英语是很重要的。 本文来源:https://www.wddqw.com/doc/72d23a0fedf9aef8941ea76e58fafab069dc44bf.html