That's a book.

那是一本书。

Excuse me.Can you tell me the correct time?

对不起，你能告诉我一下准确的时间吗？

I've already read that book.

我已经读了那本书。

What was the weather like yesterday?

象昨天一样的天气？

After you think it over,please let me know what you decide.

在你考虑它以后，请让我知道你决定什么。

I'm going to call the employment agency for a job.

我将打电话给职业介绍所找一个工作。