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 he had time, he would 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
|
|
if条件句中的谓与动词 |
主句的谓与动词 |
|
与现在的事实相反 |
1. 行为动词用did 形式 2. be动词用were |
should would could + 动词原形 might |
|
与过去的事实相反 |
had + done |
should would could + have + done might |
|
与将来的事实相反 |
1. 行为动词用did 2. should + 动词原形 3. were to + 动词原形 |
should would could + 动词原形 might |
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