if的条件状语从句的三种用法

2024-03-11 17:00:13   文档大全网     [ 字体: ] [ 阅读: ]

#文档大全网# 导语】以下是®文档大全网的小编为您整理的《if的条件状语从句的三种用法》,欢迎阅读!
状语,从句,用法,条件
if的条件状语从句的三种用法

1、主将从现(主句为一般将来时,从句为一般现在时);2、主句含有情态动词mustmaycan etc.)从句为一般现在时;3、主句为祈使句,从句要用一般现在时态。

if从句的三种用法

1、主将从现(主句为一般将来时,从句为一般现在时); eg:If it rains(从句) ,I will stay at home(主句). =I will stay at home if it rains.

2、主句含有情态动词 mustmaycan etc.)从句为一般现在时; eg:If you drive too fast ,you may have an accident. =You may have an accident if you drive too fast 3、主句为祈使句,从句要用一般现在时态;

eg:Don't play computer games if you don't finish your homework.




本文来源:https://www.wddqxz.cn/e6983dfeb5360b4c2e3f5727a5e9856a5712261e.html

相关推荐