语言知识目标：

1.能够熟记祈使句和动词ed形式的基本用法

2.能够熟记与污染、废物利用的有关的词汇和句型

语言技能目标：

1.能运听懂与本单元内容相关的预约对话

2.能够用英语进行污染、废物利用的日常生活对话

情感目标：培育学生爱护环境、爱护地球家园的意识

思政目标：培育学生的人际交流能力，鼓励学生树立爱护环境

教学重点：

1. 复习与环境污染相关的词汇

2. 掌握与废物和环境保护相关的词汇和句型

教学难点：

1. 能够用于讨论环境污染的简单句型

Air pollution is a growing problem all overthe world

We should try to reduce whit e pollution

2. 能够根据情景展开对话

I made it with old newspapers

It’s a great example of recycling

Look at the sky

It makes it hard for people to breathe

The dust makes me feel very sick

学习任务清单：

任务一：听音频，将下列词语与图片匹配

听力脚本：

1. Water pollution is a ganger in many countries.

2.Air pollution is a growing problem all over the world.

3.Mr. Smith gave us a talk on noise pollution.

4.We should try to reduce white pollution.

任务二：听音频，练习讨论如何进行旧物利用

Kate:   Happy birthday, Henry! Here’s a small giftfor you.

Henry:   Wow! What a beautiful pen holder! Isthis a DIY gift?

 Kate:   Yes. I made it with old newspapers.

Henry:   It’s so charming. And, it’s a great exampleof recycling, too.

 Kate:   I hope you like it.

Henry:   Certainly. I like it very much. It’s reallyspecial. Thank you!

任务三：根据提示，结合对话，两人一组，完成一段对话

任务四：听音频，练习谈论环境状况

He Ying:   Oh dear, look at the sky. It’s so dusty.

Li Dong:  How terrible! Another sandstorm is coming!

He Ying:   Yeah, itmakes it hard for people to breathe.

Li Dong:   And the dust makes me feel very sick.

He Ying:   Me too. And look, the traffic is moving soslowly.

Li Dong:   Sandstorms may cause many traffic problems.

He Ying:   We must do something about it.

Li Dong:   Right. We should plant more trees andgrasses.

任务五：根据对话，填写下表