could have是什么时态

回答

爱扬教育

2022-09-23

could have是过去式完成时态。
could：v. 能够; 把(食品)装罐保存; 让…卷铺盖走人; 炒…的鱿鱼;
have：vt. 有; 持有; 占有; 由…组成; 显示出，带有(性质、特征)。

扩展资料

　　Really, you could have told us before.

　　真是的，其实你大可事先跟我们说一声的。

　　No one could have foreseen things would turn out this way.

　　谁都没有预料到事情的结果会这样。

　　The resources at our disposal could have been better utilized.

　　我们所掌握的资源本来可以利用得更好，获得更高的效益。

　　If only I could have helped put matters right.

　　要是我当时能帮着把错误纠正过来就好了。

　　She asked her boss whether she could have the day off.

　　她问老板可不可以让她请一天假。

　　Her parents made sacrifices so that she could have a good education.

　　为了让她受良好的教育，她的父母作了很多牺牲。