Who is that over there?

那边那个人是谁？

How old are you?

你多大了？

My book has a dark blue cover.

我的书有一个深蓝色的封面。

My fever is gone,but I still have a cough.

我的发烧好了，但是我仍然患咳嗽。

Please excuse me for a little while.I want to do something.

请等我一会儿时间，我要做点事。

Your appointment will be next Thursday at 10 o'clock.

你的约会时间将是下一星期四的10点钟。