chapter 1 the green consumer
一. 教学内容：
chapter 1 the green consumer language, writing and more practice
（一）本章语法内容：why与because的用法、同级比较、like, the same as与different from的用法
（二）写作练习：如何解决环境污染问题
（三）课外阅读理解练习：污染
二. 知识总结与归纳
（一）语法内容
why与because的用法
why能引导下列几种从句：
1. 主语从句
why he took chinese nationality in 1901 is a question that interests us.
他为什么在19XX年取得中国国籍，这是一个使我们很感兴趣的问题。
2. 宾语从句
he asked her why she was doing that.
他问她为什么要那样做。
3. 表语从句
that’s why i’ve come to see you.
这就是我来见你的原因。
could you tell me the reason why she refused to go to college?
你能否告诉我为什么她不愿意上大学吗？
4. 状语从句
no matter why she became angry with you, you should apologize to her.
不管她为什么对你生气，你也应当向她道歉。
why作疑问词
可以用来向对方问及原因，可以用why?或why not?二者都是省略句。
1. “why?”用来针对肯定的内容发问。
a: what are you going to do tomorrow?
b: nothing much. why? (=why do you ask me that?
Unit 2 Getting Along