《Air》PPT

《Air》PPT下载

第一部分内容：Say and act

What’s the matter, Kitty? Are you crying?

I’m not crying. My eyes hurt. 

It’s the smoke.

Where is the smoke from? 

It’s from the cars and buses. 

Look at the black smoke from the factory. 

It makes the air dirty.

Let’s go to the park, Ben. 

The air is clean there. 

The air is so fresh here. 

Yes. There are a lot of trees in the park. Trees keep the air clean.

We should plant more trees and keep the air clean.

Yes! We should keep our city clean.

... ... ...

《Air》PPT，第二部分内容：Look and read

The smoke in the street comes from cars,   buses and factories.

The air is dirty in the street.

The air is clean and fresh in the park. 

There are a lot of trees in it.

Trees keep the air clean.

Ask and answer

S1: What makes the air dirty?

S2: The smoke from … makes the air dirty.

S1: What should we do to keep the air clean?

S2: We should …

... ... ...

《Air》PPT，第三部分内容：Homework

1. Listen to and read “Listen and say” & “Say and act” on Student’s Book pages 68 and 70.

2. Finish your poster about air.

3. Finish Workbook pages 60 and 61.   

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