第四章 动词的语气
一.概念
语气有三种:陈述语气,祈使语气和虚拟语气.语气表示说话人对劝词所示示的动作或所处的状态持有的 态度或看法.
二.相关知识点精讲
1.辨别if 引导真实条件句和if引导的虚拟条件句的区别
If he has time, he will go with us.= Probably he has time and will go with us.
If h e had time, he w ould go with us.=But in fact he has no time.
2.虚拟条件句中主句和从句的谓与动词构成形式如下表
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if条件句中的谓与动词
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主句的谓与动词
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与现在的事实相反
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1. 行为动词用did 形式
2. be动词用were
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should
would
could + 动词原形
might
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