昨天早上我滑了几个小时的冰，真的很累。

I was ice-skating for hours yesterday morning and I got really tired.

昨天早上我去跑步了。

I went for a run yesterday morning.

昨天早上我吃了一个大早餐。

I had a big breakfast yesterday morning.

昨天早上我们在公园里散步。

We took a walk in the park yesterday morning.

昨天早上天气很好。

The weather was nice yesterday morning.

昨天早上我们开了一个重要的会议。

We had an important meeting yesterday morning.

我昨天早上/下午/晚上见过她。

I saw her yesterday morning/afternoon/evening.

昨天早上，我在沙漠里看到许多骆驼。

Yesterday morning I saw many camels in the desert.

你昨天早上做什么了？

What did you do yesterday morning?

昨天早上我吃了一个苹果。

I ate an apple yesterday morning.