那时候读二年级，有一次上课我无聊走神，就拿窗台的挂钩来玩。

Then read the second grade, there is a boring class I go God, Take the windowsill of the linked play.

youdao

有一次上课，当讲观察的能力时，我突然发现自己穿错了鞋，两只鞋一样一只。

In the midst of a lesson on the power of observation, I realized that I was wearing two different styles of shoes.

youdao

有一次她病了，但仍坚持给我们上课。

Once. she was ill, but she went on giving us lessons.

youdao