题目内容：

Ⅱ.句型转换。

1.China is a great country that has about 5000 years of history.（同义句）

China is a great country______about 5000 years of history.

2.We visited a factory. It makes toys for children.（合并成一句）

We visited a factory ______ makes toys for children.

3.Both Jane and Maria draw it well.（同义句） 

Jane draws it ______ well _____ Maria.

4.This is a machine. It can tell us time. （合并成一句） 

This is a machine ______ _____ tell us time.

5.Cai Lun developed this kind of paper.（改为被动语态）

This kind of paper ______ ______ by Cai Lun.