深圳牛津版八年级英语第三课

9.make sth. worse 使…更差 10. take in harmful gases 吸收有害气体 11.throw away 扔掉 12. mountains of 大量的… 13.all the way 总是; 一路上 14.in order to 为了 15.environmentally friendly 环保的 16.damage the environment 破坏环境
D Find the facts D1 Based on your reading of the review, Choose the correct answers. 1.The writers of the book compare the atmosphere to ______. a.a greenhouse b. an ordinary house c. the glass of a greenhouse 2.Because of pollution, _______. a. not enough sunlight is reaching Earth b.too much heat is kept in Earth c. too enough heat is leaving Earth
3. What are the causes of the greenhouse effect? People polluting the atmosphere with Chemicals and the burning and cutting down of trees. 4.Do the writers of the book give an example of those bad habits that cause pollution? If so, what is it? Yes, they do. People throw away as many as ten billion bottles in the UK every year! 5.What can we do to save Earth from danger We can become „green consumers‟ and only buy and use „environmentally friendly‟ things.
Reading C Find the meanings C1 Find the words and phrases in Column A in the article. Then read the words around them and choose their meanings from Column B.
environment. „Environmentally friendly‟ things
Important Phrases
1.make oneself clear 阐述清楚 2.be in danger 在危险中 3.environmental problems 环境问题 4.act like … 举止像… 5.keep…from (doing) sth… stop…from (doing) sth… 阻止…发生… prevent…from (doing) sth… 6.the surface of the moon 月球表面 7.in the form of … 以…格式 8.cut down trees 砍伐树木
A 1 2 3 4Fra bibliotekB creates a.lead to atmosphere b.takes in cause c.being good to the environment floods d.the mixture of gases around Earth 5 absorbs e.produce 6 environmentally f. a large amount of water friendly covering an area 7 warmth g. heat
Why do people cut down trees? What will happen to Earth?
Reading A Look and think You are going to read a book review by Tony Ma. Before you read it, look at the book cover, the title, the first paragraph and the headings, and try to answer these questions.
How much do you know about trees?
Trees are the best fighters against pollution. Because they can not only take in harmful gases but also keep air clean. What‟s more, trees can prevent soil from being washed away.
1.What is the name of the book?
2.Who are the writers of the book? John Elkington and Julia Flailes 3.A consumer busy and uses things. What do you think a green consumer is? In my opinion, a green consumer is someone who only buys goods that will not harm the environment.
5.This creates mountains of rubbish. Our habit of using things once and then throwing them away. 6.It pollutes our land and seas. A lot of rubbish
7.These things will not damage the
Reading B Find the facts Millie is talking to Arthur about the review, but she doesn‟t not make herself clear. Replace the italicized words with information from the review.
The Young Green Consumer Guide.
4.What do you think the main topic of the book is? The main topic of the book is becoming a green consumer to save Earth. 5.How many topics does the review cover? The review covers four topics as following: The greenhouse effect. The act of destroying rainforests Bad habits How can we save Earth?
Chapter3 Environment
深圳大望学校谢小兆老师
Words & Expressions
atmosphere
the surface of the moon
rainforest
destruction of rainforest
flood
What‟s happening to the ozone layer? What will the result be?
3 The greenhouse effect causes the level of seas to _____. a. rise b. fall c. remain the same 4.If we cut down more trees, the greenhouse effect will be ______. a. worse b. better c. the same 5.Many people use things only once and Then throw them away. This _____rubbish. a. reduces b. help clean c.produces 6.The book encourages young people to __. a. protect the environment more b. buy more things c. Learn more about Earth
4 JUDY Are you tall enough to _______ the book reach on the top of the shelf? PAUL No, I‟m not. I will ask my father for help. mountains of 5 JUDY I have ____________ work to do today. PAUL Then you can‟t go out with me, can you? lifeless 6 JUDY Is Mars a _______ planet? PAUL No, it isn‟t. There is no air or water on it.
C2 Choose words and the phrases in the box to complete the dialogues below.
mountains of, lifeless , environment sunlight, reach, habit
1JUDY Why should we plant more trees? PAUL Because it can help protect the _________. environment 2JUDY Peter often talks with his mouth full when he eats dinner. PAUL Oh, that‟s rude. He must change his eating ________. habit 3.JUDY Why do people wear sunglasses, Paul? PAUL They wear sunglasses to protect their sunlight eyes from strong __________.
1.Without it, Earth would as cold and lifeless as the surface of the moon. the atmosphere 2.We are polluting it with chemicals. the atmosphere 3.This is making the greenhouse effect worse. The burning and cutting down of trees 4.It absorbs water when it rains. Soil
D Find the facts D2 Answer the following questions according to the review. 1.What causes our Earth to be in danger? The greenhouse effect, the destruction of rainforests and our bad habits. 2.If the atmosphere keeps in too much heat, will it be harmful to Earth? Why or Why not? Yes, it will. Because it will cause the level of seas to rise and drown cities and even countries.