英语的过去式，过去分词

1.lie的过去分词lain

我心里想着他们,彻夜未眠。
I have lain awake all night thinking of them.

2.lie的过去式lay
He lay down for a rest.
他躺下休息一会。

3.lay的过去式laid
He laid his failure to his lack of experience.
他把失败归咎于缺乏经验。

4.lay的过去分词laid
They laid down a number of rules.
他们制定了一些规则。

lie 过去式lay 过去分词lain
I lay on the sofa yesterday.

lay 过去式laid 过去分词laid
A dinosaur mother lays a baby at a time.

给分～

英语字典上都有,而且很详细