新人教版九年级Unit 13 We are trying to save the earth.(单元复习PPT课件.ppt

1、Unit 13 We are trying to save the earth! revision 1， 600， 000 people die every year because of “it”. The number of people who get cancer（癌症） has risen by 465% in the last 30 years because of “it”. “It” causes the permanent damage (永久伤害 ) to childrens lungs. Who is “it”？ air pollution water pollution

2、 air pollution noise pollution white pollution light pollution land pollution waste pollution kinds of pollution The .is badly polluted because_. The . is getting more and more serious because_. Word bank: wooden/plastic/litter/. pollute.with/pour.into/throw. away . indirectly directly shark fin sou

3、p You are an interviewer. Now you get the chance to interview the shark. Possible questions: Interviewer How are you? What will happen to you if we cut off your fins? Are your fins good for our health? How many of you are killed every year? Does the drop of your number influence the ecosystem? why?

4、. film public-service ads set up a website solutions common people things to do in daily life: things to spread the knowledge: things to stop the pollution: things to educate the public: government develop new energy 公益广告 one person is in charge of one river “河长制 ” mobile vendors public bikes There

5、are _ in Wenling. parks Although our city is becoming better and better, there are still parts which need to be improved. Work in groups of 6, think of the activities we can do to improve the bad environment. The activities Situation: How to do: What to do: Ending to call on people: Less pollution is the best solution. Homework: write down your own activity plan and send it to me ().