復(fù)件污染課件八A年級英語A_newspaper_report課件2[1]

1、沈陽市輝山學(xué)校沈陽市輝山學(xué)校尹純萍They can protect our invironment.They take harmful gas from the air, O2O2O2and release oxygen into the air.They can communicate with one another.They can protect themselves by producing a chemical that makes their leaves taste nasty.When insects attack a tree, it can warn its neighb

2、ours.Some trees can join their roots together underground, and pass food and water around. 15 air conditionersThree trees | |magnoliaThe best-known trees in shanghai are magnolia trees.They have large, sweet-smelling flowers.They are the flowers of Shanghai city.What a beautiful estate it is! Everyo

3、ne wants our environment like this. Do you think so? But The environment pollution is a big problem in the world. Its attacking our health seriously.air pollutionIts hard for me to breathe! Help!Producing strong harmful gasWe know that fresh air is very important to human beings. However, many facto

4、ries produce harmful gases into the air. It makes the air dirtier and dirtier. Its harmful to our health. What shall we do? Can you give some advice? water pollution We are worrying We are crying! Our hearts feel painful! Stop !Yellow River is pollutedTaihu is pollutedfish is deadbecomes dirtyKeep q

5、uiet, please! I can not be asleep. Stop, noise!Noise pollutionBomb!Beep!too noisy We are very sad to see that our environment is polluted in many ways. rubbish pollutionfood pollution“Help me! Im thirsty! Where are you, water? I cant live without you!Trees are destroyed.Lean the new words by heart.L

6、ean the new words by heart.1. probably - perhaps 很可能很可能2. let out - release 釋放釋放3. harmful - dangerous, trouble 有害的有害的, 麻煩的麻煩的Smoking is harmful to our health.4. fight (v.) 斗爭，打架，斗爭，打架， fighter (n.)- soldier 戰(zhàn)士戰(zhàn)士5. collect get sth. together 收集收集Do you like collecting stamps?6. project 工程工程; a class

7、project 課題課題 Were studying a class project on environment.7. interview ask sb. questions for sth. 采訪采訪 The news reporter is interviewing Guo Jingjing.8. Doctor (Dr.) 博士，博士， 醫(yī)生醫(yī)生9. be interested in sth. 對對感興趣感興趣 = like (enjoy) doing sth. ; = be keen on sth. What sports are you interested in, Judy? =W

8、hat sports are you keen on, Judy?10. end (n. v.) 末尾、結(jié)束the end, 結(jié)束；結(jié)束；in the end在末尾；在末尾； at the end of在在的末端；的末端；11. breathing fresh 呼吸新鮮空氣呼吸新鮮空氣breathe (v.) /i:/, breath ( (n n.)/e.)/e/ / 呼吸呼吸, fresh 新鮮的，新鮮的，fresh fruit (vegetables, meat, milk, air)Lets climb Tai Mountain and breathe fresh air.12. na

9、ture 自然；自然；natural自然的自然的13. insect 昆蟲昆蟲 Butterfly is one of the insects.14. warn 警告、忠告警告、忠告The guide warned the tourists not to climb the mountain with fire.15. produce (v.) 產(chǎn)生，生產(chǎn)產(chǎn)生，生產(chǎn) ， production制造制造, product 產(chǎn)品產(chǎn)品16. chemical 化學(xué)物質(zhì)化學(xué)物質(zhì) This kind of insect can produce a chemical when others attack i

10、t.17. join (v.) 加入、參加加入、參加, 聚在一起聚在一起 They joined together last night. He joined the army two years ago.18. underground (n.) 地下，地鐵地下，地鐵 Trees joined their roots together underground.19. Communicate with 與與交流交流 Trees can communicate with each other.20. be in danger 處以危險(xiǎn)中處以危險(xiǎn)中 They are in danger, pleas

11、e call 110 for help.21. destroy (v.) 破壞破壞 In order to build factory, the villagers destroyed the nature.22. cut down: cut sth. to make it fall down 砍下砍下 Why did they cut down the trees?23. burn (v.) burnt 燃燒，燒毀燃燒，燒毀The forest in Australia burned a lot. 24. against (prep.) 反對，違反反對，違反 He turned agains

12、t his promise. We must destroy our best fighters against pollution. Sometimes our teacher stand against the door. JUDY Why are you so interested in trees,Doctor Ray?DR RAY Theyre the biggest and oldest living things on earth ,Judy.JUDY Yes,but what good are trees? They make streets more beautiful an

13、d less noisy, but what else can they do?DR RAY Well,theres wood in your pencil and the bench,rubber on the end of your pencil and paper in your notebook- all from trees.And while youre studying at home ,do you like to eat an orange ,or sip a Coke or a coffee?JUDY Sometimes.POLLUTION FIGHTERS播放暫停List

14、 some things we get from trees that we use , eat or drink.What good are trees ?They make streets more beautiful and less noisy.Answer the following questions1.We got some useful things from trees, dont we?_2.What useful things can we get from trees? Give some examples_3.Do trees make streets more be

15、autiful and less noisy?_Yes, we do.Wood and rubber.Yes, they do.DR Well ,the fruit,the nuts for the Coke,and the beans for the coffee all come from trees.And I suppose you also enjoy breathing pure, cool air. JUDY Of course. DR RAY Then you must thank trees for that,too. Trees are natural air condit

16、ioners .They take harmful gas from the air,and release oxygen into the air.How many people are there in your class, Judy?JUDY Forty six.DR RAY Well, one and a half hectares of trees could produce enough oxygen to keep your whole class alive and healthy for a year.JUDY Thats wonderful!DR RAY Trees co

17、ol the air as well as clean it. Three trees can do the job of 15 air conditioners running almost all day. What can we get from trees?treestreesfruitbeansteaoilcottonrubber According to the text , choose T or F. 1.Trees take oxygen from the air. ( ) 2.Trees cool the air and clean the air. ( ) 3.Trees

18、 are like air conditioners. ( ) 4.It is wrong that trees do two main things to the air.( )F T TF Judy You certainly know a lot about trees ,Doctor Ray. DR DR Thank you ,Judy,but I dont ,really. Scientists are only now beginning to understand them.For example,did you know that when insects attack a t

19、ree ,it can warn its neighbours?The trees can then protect themselves by producing a chemical that makes their leaves taste nasty. And some trees can join their roots together underground and pass food and water around. Trees are communicating with one another ,but we dont know how . JUDY Are trees

20、in danger?DR RAY In great danger. We cut down and burn millions every year but we replace hardly any of them. We are. destroying our best fighters against pollution.播放暫停 1.Do scientists know a lot about trees? _ 2.Can trees really communicate with one another? _ 3.Can trees help one another? _ 4.Can

21、 trees share food and water with one another? _Answer the following questionsNo, they dont .Yes, they can.Yes, they can.Yes, they can.Fill in the blanks with :danger,beautiful,cooler,healthy,noisy, purer,oxygen,useful,pollution,fruit,paper.1. Trees make streets more _.2. Trees make streets less_.3.

22、Trees make our air _.4. Trees make our air _.5. Trees make _ to keep us alive and_.6. Trees provide us with _things like _and_.7. Trees help us to fight _.8. Trees are in _.beautifulnoisypurecooleroxygen healthyusefulfruitpaperpollutiondangerThe environment becomes more and more serious. There is mu

23、ch There is much pollution around us. Our pollution around us. Our homeland is in danger.homeland is in danger. What should we do? Talk it over.DiscussionDiscussionDo some cleaningTo make our environment clean. They are having a survey on pollution.The government should make new laws to protect our

24、environment.To plant trees to protect our environment. to make the air clean to keep up the soilplanting treesWhy do they plant trees? More practice1.Mr. Xu _(在采訪在采訪) a professor_(關(guān)于環(huán)關(guān)于環(huán)境境). 2. Do you like _ (收集收集) stamps?3. Mr. Liu _(對對感興趣感興趣) insects(昆蟲昆蟲).is interested inis interviewingcollecting

25、on environment.4.Some farmers use _ (化化學(xué)物質(zhì)學(xué)物質(zhì)) to kill _(昆蟲昆蟲) for the crops.5. Trees can _ (與與交流交流) each other.6. We must _ (盡力盡力) to stop the _(污染污染)around us.chemicalscommunicate withpollutioninsectstry our best7. We should _ (警告警告) the children not to _(玩火玩火) in the forest.8. All the _(生物生物) wil

26、l die without water.9. If we dont plant more trees, the soil will wash away(流失流失), the air will be dirty. So we must take our action to _ (保護(hù)保護(hù)) our earth.warnliving thingsprotectplay with fire Translate the following words and expressions into Chinese.1. collect some facts2. interview sb.3. a class

27、 project on pollution 4. be interested in sth. 5. living things6. be useful for 6 6. enjoy breathing. enjoy breathing fresh airfresh air 7 7. thank sb. for . thank sb. for sthsth. . 8 8. cool the air . cool the air 9 9. natural air conditioners . natural air conditioners 1010. know a lot about trees. know a lot about trees1111. insects attack a tree . insects attack a tree 1212. warn sb. not to do . warn sb. not to do sthsth. . 13. produce a chemical 14. make sb.