I have one, Mr. Wu. Here you are.

我有一把，吴先生。给你。

The eraser goes from one student to another first one way, then another.

橡皮擦从一个学生传给另一个学生－先从这个方向传过去，然后返回来。

He gets back home at a quarter past five.

15回到家。

Thanks a lot. Bye.

谢谢你。再见。

Oh, hi, Wei Hua!

噢，你好，魏华！

Yes, please.

是的，劳驾了。