M6 U3 Grammar Unreal conditionals 虚拟语气【 学习目标】Students are expected to learn when to use Unreal conditionals and how to use Unreal conditionals. 【知识准备】中的语气分为陈述语气、虚拟语气三类。虚拟语气用来表示说话人的主观愿望或假想，而不表示客观存在的事实，所说的是一个条件，不一定是事实，或与事实相反。虚拟语气通过谓语动词的特殊形式来表示。条件状语从句分类条件句可分为两类，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或实际可能性不大的情况，故采用虚拟语气。 eg： 1. If he doesnt hurry up,he will miss the bus.2.If he is free,he will ask me to tell stories. 3.If I were you,I would go at once. 4.If there were no air,peopl
