虚拟语气语法聚焦：虚拟语气的类别、用法与例句

　　中考是检验初中三年学习成果的考试，要想在中考崭露头角，初中三年得打好基础。英语单词、句式繁多，更要在平时多用时间来复习总结。今天伊顿教育小编跟大家分享的是虚拟语气的语法聚焦。更多教育资讯与辅导资料，欢迎关注伊顿教育网站初中英语栏目。

　　十三.虚拟语气

　　虚拟语气用来表示假想，而不表示客观存在的事实，所说的是一个条件，不是事实，或与事实相反。虚拟语气通过谓语动词的特殊形式来表示。英语中的语气分为陈述语气、祈使语气、虚拟语气三类。虚拟语气表示说话者做出的假设并非事实，或难以实现的，甚至表达相反的概念。另外表示主观愿望或表达某种强烈的感情时，也用虚拟语气。

类别	用法		例句
If引导的条件从句	与现在事实相反	从句动词：过去式（be用were）主句动词：should/would/could/might+动词原形	If he were here, he would help us.
	与过去事实相反	从句动词：had+过去分词主句动词：should/would/could/might+have+过去分词	If I had been free, I would have visited you.
	与将来事实相反	从句动词：过去式 / should+动词原形 / were+不定式主句动词：should/would/could/might+动词原形	If it should rain tomorrow, we would not go camping.
其它状语从句	as if引导的状语从句中动词用过去式或过去完成式		They are talking as if they had been friends for years.
	in order that / so that引导的状语从句中动词用can / could / may / might / would等+动词原形		Turn on the light so that we can see it clearly.
宾语从句	demand, suggest, order, insist后接的从句中动词为should+动词原形		He suggested that we not change our mind.
	wish后的从句中分别用过去式，过去完成式和should/would+动词原形表示与现在，过去和将来情况相反		I wish I could be a pop singer.
主语从句	在It is necessary / important / strange that…, It is suggested / demanded / ordered / requested that… 等从句中，谓语动词用should+动词原形		It is strange that such a person should be our friends.
其它句型中	It is time that…句型中动词用过去式或should+动词原形		It’s high time that we left.
	would rather所接的从句中动词用过去式或者过去完成式		I would rather you stayed at home now.
	If only句型中动词常用过去式或者过去完成式，表示强烈的愿望		If only our dream had come true!