文档介绍：Unit7
Integrated skills
How green are you?
What is the green world like in your mind? What can we see? shows that students are doing a lot to help protect the environment, but there are still many more things they can do.
Sandy
turn off
bags
Translate the phrases and sentences.
1. 关掉水龙头
2. 少于
3. 扔掉
4. 依靠
5. 自然资源
6. 洗澡
7. 刷牙
turn off the tape
less than
throw away
depend on
natural resources
take showers
brush the teeth
8. 学生的数量
9. 用纸的两面
10. 回收空瓶子
11. 关灯
12. 做一个调查
13. ……的结果
14. 保护环境
number of students
use both sides of the paper
recycle empty bottles
turn off the lights
do a survey
the result of …
protect the environment
Now we've learnt a lot about what we can do to protect the environment. Can anybody tell us some other ways to protect the environment?
Sandy and Kitty are also talking about how to protect the environment.
Listen to their conversation
and answer the questions.
Step 3 Speak up
1. What has been a serious problem all
around the world?
2. What can Kitty do to protect the
environment?
3. Is air pollution harmful to our health?
Pollution has become a serious problem all around the world.
She can plant more trees.
Yes, it is.
Listen to their conversation again and find out the advantages of planting trees.
Trees make our town look nicer.
Trees reduce dust and help keep air clean.
Trees help keep soil in place during storms.
Trees provide home for animals.
Read after the recorder. And the act it out.
Language points
1. I think our town will look nicer with
more trees around.
句中with more trees around为介词短
语，起副词作用。around用作副词，
意思是“周围，四周”。
. I could hear laughter all around.
我可以听见周围的笑声。
2. Air pollution is harmful to our health.
be harmful to sb. = harm sb. = do harm
to sb. 对某人有害
. Air pollution is harmful to our health.
= Air pollution harm to our