Image Modal

全国站
奥数网

全国站
奥数网

小学英语语法知识点:混合条件句

网络资源 2018-11-15 20:26:56

小学英语语法知识点:混合条件句

  主句与从句的动作发生在不同的时间,这时主,从句谓语动词的虚拟语气形式因时间不同而不同,这叫做混合条件句。

  If you had asked him yesterday, you would know what to do now.

  (从句与过去事实相反,主句与现在事实相反。)

  If it had rained last night (过去), it would be very cold today (现在).

相关推荐

点击查看更多
首页 导航