《What can we do at home to protect the environment?》SectionD PPT
第一部分内容：Grammar
Compound Sentence
Recycling can protect the environment, _______ it can save money, too.
Some things we have done are good for the earth _________ some are bad.
We should do everything to protect it, ________ we’ll be punished and lose our home.
…people produce power from coal, _______ it is very dirty and causes acid rain.
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《What can we do at home to protect the environment?》PPT，第二部分内容：Choose the best answer.
( ) 1. Help others whenever you can _____ you’ll make the world a nicer place to live in.
A. or B. and C. but D. while
( )2. Cross the road carefully, ________ you’ll keep yourself safe .
A. so B. or C. but D. and
( ) 3. Hurry up, ________ you’ll be late for the concert .
A. or B. so C. but D. and
( ) 4. ---Tell us something about Canada, OK?
--- I’m sorry. ________ Jack _______ I have ever been there.
A. Either, or B. Not only, but also
C. Both, and D. Neither, nor
( ) 5. I always enjoy visiting London, ______ I wouldn’t like to live there.
A. because B. so C. but D. and
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《What can we do at home to protect the environment?》PPT，第三部分内容：Can you answer them?
1.What are the three R’s?
Reduce, reuse and recycle.
2.Which means “make something less or smaller”?
Reduce.
3.What should we reduce?
We should reduce the things which people can use only once.
4.Which means “use it again”?
Reuse.
5.What should we reuse?
We should reuse plastic bags.
6.What should we do about recycling?
We should collect waste paper or soft drink cans, and sort them so that they can be recycled.
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《What can we do at home to protect the environment?》PPT，第四部分内容：Project
1、Do you usually recycle newspaper or cans?
Often. Seldom. Never.
2. What do you usually take ?
A bath. A shower.
3. When you have a short journey,how do you usually go there ?
Walk or ride a bike. Go by car. Go by bus.
4. What do you usually do when you see others littering?
Stop them.
Pick the litter up.
Do nothing.
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《What can we do at home to protect the environment?》PPT，第五部分内容：Summary
We learn:
1. Some words: dry
2. Some phrases: provide sth. to do sth.; face difficulties; even though
3. Some sentences:
(1)Without them, it cannot breathe.
(2)They plant different types of trees so that birds and animals can live in the forests.
We can:
1. Use the compound sentence correctly.
2. Realize the importance of the forest.
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《What can we do at home to protect the environment?》PPT，第六部分内容：Assignment
Read 1a.
Memorize the useful expressions and key sentences which we learn in this topic.
Finish Section D in your workbook.
Review what we learn in this unit.
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