5. contain"包含；装有"常指某容器中装有某物；也指某物质含有某种成分。

【联想拓展】选词填空（contain, include, hold）

1) Tobacco nicotine, which is addictive to users.

2) The trip to Beijing a visit to the Palace Museum.

3) We want to rent a bus which can 40 people for our trip to Beijing.

4) Every unit in our textbook seven parts, Grammar and Usage.

二、重点短语

1. be dying to do sth/ for sth 渴望做某事/获得某物

【联想拓展】同义短语归纳：

【考点训练】翻译：在农村，许多孩子渴望获得知识，可他们太穷了上不起学。

三、重要句型

1. Walking and riding your bike count, and so do school sports.

【用法提示】本句中的so do school sports 是so的倒装用法。

【考点训练】

1) -Haven't we met before? You seem to be Mr. Richard.

-______. Did we meet at James' birthday party?

A. So am I B. So I am. C. So do I D. So I do

　2) -My room gets very cold at night.

-______.

A. So is mine B. So mine is C. So does mine D. So mine does