三个过去式的句子

1、Iwenttoschoolyesterday.

我昨天去学校。

2、Iboughtabagthedaybeforeyesterday.

我前天买的包。

3、Idatedagoodfriendthedaybeforeyesterday.

我前天约的好友。

4、.Ifinishedmyhomeworkthismorning.

我在早晨就已经完成了作业。

5、Thelightwentout,andtheroomwasplungedintodarkness.

灯熄了，屋里陷入一片漆黑。