I have art at eight o'clock.

我八点有美术课。

School starts at eight o'clock.

学校八点钟开始。

I go to school at eight o'clock.

我八点钟去上学。

Can you make it to eight o'clock?

你能在八点到吗？

We have Chinese at eight o'clock.

我们八点上语文课。

It's eight o'clock in the morning.

现在是早上八点。

At eight o'clock last night I was sleeping.

昨晚八点我在睡觉。

At eight o'clock last night I was watching TV.

昨晚八点我在看电视。

At eight o'clock last night I was having dinner.

昨晚八点我在吃晚饭。

Sun Li was watching TV at eight o'clock last night.

孙丽昨晚八点在看电视。