Topic 3 What can we do to protect the environment? Section D课件25张PPT

课件25张PPT。Which group will be the winner?Check the homework on Ekwing. Learning the new words by yourselves
on Ekwing.
2. Doing the reading.
Unit 2 Saving the Earth Topic 3 What can we do at home to protect the environment? Section D 爱剪辑-其实生态破坏的不只是中国，国外森林砍伐也很严重.aviTask 1Read the passage on Page 49, then find the topic sentence of each paragraph. 1 _______________________________2 _______________________________3 _______________________________Forests are the lungs of the earth.These young men and women face many difficulties when they plant new trees.Tree planters are changing the world.score: 2 pointsscanning1. Forests can _______________ , so they are the lungs of the earth.
A. help us breathe
B. stop the wind from blowing the earth away
C. remove CO2 from the air and to make oxygen
D. provide wood for many countries
2. Tree planters plant different kinds of trees because ___________ .
A. they would like beautiful forests
B. they want to change the world
C. they love their work
D. animals and birds can live in the forests
3. What difficulties do tree planters face when they work?
A. Few insects may bite them.
B. It can be safe for them to work in the mountains
C. The bags of small trees are so heavy that they can’t carry them.
D. The weather may be very terrible.
4. What will happen if we do not plant new forests?
A. New Zealand, Canada and Brazil will have no wood to build houses
B. The forests will become less and less. We can’t breathe without them.
C. Volunteers around the world are free in their holidays.
D. The planters have no chance to work in the mountains.
5. The main purpose of this passage is ________________________ .
A. to advise young volunteers to plant more trees
B. to tell us to protect the forests
C. to introduce how difficult the tree planting
D. to teach young men and women to plant trees
Task 2intensive readingscore: 10 points1. Forests can _______________ , so they are the lungs of the earth.
A. help us breathe
B. stop the wind from blowing the earth away
C. remove CO2 from the air and to make oxygen
D. provide wood for many countries
2. Tree planters plant different kinds of trees because ___________ .
A. they would like beautiful forests
B. they want to change the world
C. they love their work
D. animals and birds can live in the forests
3. What difficulties do tree planters face when they work?
A. Few insects may bite them.
B. It can be safe for them to work in the mountains
C. The bags of small trees are so heavy that they can’t carry them.
D. The weather may be very terrible.
4. What will happen if we do not plant new forests?
A. New Zealand, Canada and Brazil will have no wood to build houses
B. The forests will become less and less. We can’t breathe without them.
C. Volunteers around the world are free in their holidays.
D. The planters have no chance to work in the mountains.
5. The main purpose of this passage is ________________________ .
A. to advise young volunteers to plant more trees
B. to tell us to protect the forests
C. to introduce how difficult the tree planting
D. to teach young men and women to plant trees
√√√√√Task 2intensive readingscore: 10 pointsForests are the lungs of the earth. We should try our best to protect them.We should be a greener person to protect our earth.
1. Do you recycle newspapers or cans?
A. Often. (2) B. Seldom.(1) C. Never.(0)
2. What do you usually take?
A. A bath.(0) B. A shower.(2)
3. When you have a short journey, how do you usually go there?
A. Walk or ride a bike.(3) B. Go by car.(0) C. Go by bus.(2)
4. What do you usually do when you see others littering?
A. Stop them.(2) B. Pick the litter up.(1) C. Do nothing.(0)
5. How often do you use paper towels?
A. Often. (0) B.Seldom.(1) C. Never.(2)
6. How often do you eat fast food?
A. Often.(0) B. Seldom.(1) C. Never.(2)
7. What type of bags do you use for shopping?
A. Baskets or cloth bags.(3) B. Reused plastic bags.(1)
C. New plastic bags.(0)
8. How often do you turn off the lights when you leave a room?
A. Nearly always.(2) B. Seldom. (1) C. Never.(0)
Task 3Are You a Greener Person?
0-4 You have not started turning green yet.
5-9 You are pale green.
10-13 You are medium green. Try harder.
14-15 You are bright green, but do not stop trying.Task 3Scores__________(Your partner’s name),
Your scores are ____. You often _______ and you usually ________, (but you seldom / never ___________, ) so you have not started turning green yet./…score: 5 pointsAre You a Greener Person?Conj. 连词Grammar由 __________ 把两个或两个以上的 ___________
连在一起构成的句子叫并列句。并列句（ Compound Sentence ）并列连词简单句4. 表示因果关系：3. 表示选择关系：2. 表示转折关系：1. 表示并列/顺承关系：and (和,又,而且)…but (但是:意义的转折)
while (但是,然而：对比性转折)… or (或者,否则)…so (因此,所以), for(因为)…并列连词Conj.Compound Sentencebutso orwhile for andConj. and phrases to combine Compound Sentenceas well asneither…nor…not only…
but also…both…and…either…orTask 4Fill in the blanks with and/but/or/so…
1. Recycling can protect the environment, _____ it can save money, too.
2. Some things we have done are good for the earth _____ some are bad.
3. We should do everything to protect it, ________ we’ll be punished and lose our home.
4. People produce power from coal, ___ it is very dirty and causes
acid rain.
5. The train can reach a top speed of 431 km per hour, ___ it is quick for you to arrive in Beijing.
6. Think it over, _____ you’ll work out the math problem. (2013)
7. Ben was busy taking a training class, ____ we had to wait for him for
half an hour. (2012)
8. _____ you ____ your brother can join us. We want one of you. (2010)
9. We have to get up at 7:15 tomorrow morning, ____ we will be late for the
7:40 train. (2009)
10. — I’m afraid I can’t go to the party tomorrow.
— _______ you told me you would. What’s happened? (2008)
score: 5 pointsTask 4Fill in the blanks with and/but/or/so…
1. Recycling can protect the environment, _____ it can save money, too.
2. Some things we have done are good for the earth _____ some are bad.
3. We should do everything to protect it, ________ we’ll be punished and lose our home.
4. People produce power from coal, ___ it is very dirty and causes
acid rain.
5. The train can reach a top speed of 431 km per hour, ___ it is quick for you to arrive in Beijing.
6. Think it over, _____ you’ll work out the math problem. (2013)
7. Ben was busy taking a training class, ____ we had to wait for him for
half an hour. (2012)
8. _____ you ____ your brother can join us. We want one of you. (2010)
9. We have to get up at 7:15 tomorrow morning, ____ we will be late for the
7:40 train. (2009)
10. — I’m afraid I can’t go to the party tomorrow.
— _______ you told me you would. What’s happened? (2008)
andwhile orbutsoandsoEitherororButscore: 5 pointsandwhile orbutWe should be a greener person to protect our earth. How can we become a greener person?We can / should / had better/ought to … We had betterWe canwalk to schoolinstead of taking a bus. recycle boxes andplastic bottles. How can we become a greener person?We can / should / had better /ought to… We shouldreduce the waste suchas paper boxes and paper cups.We ought touse both sidesof the paper. How can we become a greener person?We can / should / had better /ought to… After we wash faces, we canuse the water to grow the plants. use the water to wash clothes.We shouldcover panswhen we are cooking. How can we become a greener person?We can / should / had better /ought to… We shouldWe ought to turn/shut off the lightswhen we leave a room.take a cloth bagwhen we go shopping. How can we become a greener person?We can’t / shouldn’t / had better not /ought not to… We had better notuse plastic bags.We shouldn’tthrow rubbishhere and there. Free talkTask 5How to become a greener person Would you like to be a greener person? Here is some advice for you. First, you should/had better/… ____________ . Second, ____________________.
Third, ______________ . Finally, ______________ .
The earth is our home. Everyone should try his best to protect it.score: 10 pointsFree talkTask 5How to become a greener personFree talkTask 5How to become a greener person______ said than done.EasierActions speak _________ than words.louderscore: 10 points Would you like to be a greener person? Here is some advice for you. First, you should/had better/… ____________ . Second, ____________________.
Third, ______________ . Finally, ______________ .
The earth is our home. Everyone should try his best to protect it. 习总书记在党的十九大报告中重申“青山绿水就是
金山银山, 像对待生命一样对待生态环境。”作为一名
中学生, 我们应该如何从身边的小事做起？请以“How
to protect the earth”为题写一篇短文，80字左右。
内容包括：
1. 保护地球的重要性。
2. 你的做法。（至少三点）
3. 呼吁大家保护地球。HomeworkFinish the homework on Ekwing.1. Oral exercise (Section D 课文跟读）
2. Writing :
Our Earth, our Future. Just Save it .拯救地球就是拯救未来。Thank you!