学校八点钟开始。

School starts at eight o'clock.

我八点钟去上学。

I go to school at eight o'clock.

八点钟时，我妹妹在画画，我在看书。

At eight o'clock my little sister was drawing and I was reading a book.

我们八点钟到达，塔里克带我们参观了房子。

We arrived at eight o'clock and Tariq showed us the house.

请在八点钟之前到达。

Please arrive before eight o'clock.

我们八点钟开始上课。

We start our class at eight o'clock.

我们早上八点钟开始工作。

We start work at eight o'clock in the morning.

会议将在八点钟准时开始。

The meeting will start promptly at eight o'clock.

我们约好八点钟在咖啡馆见面。

We agreed to meet at the café at eight o'clock.

他每天八点钟起床。

He wakes up at eight o'clock every day.