新目标英语九年级UnitThirteen

1、unit thirteenwe，re trying to save the earth!step one不同种类的污染different kinds of pollution1 噪音污染noise pollution2 空气污染air pollution3 水污染water pollution4 土地污染land pollutionstep two什么造成的污染?what caused the pollution?1 大声的音乐loud music2 修房子building houses3 跑着的车running cars4 跑着的船running ships5 倒脏水pouring wast

2、e water6 扔垃圾litteringthrowing rubbishstep three如何解决污染？solutions / how to solve the pollution?1. 阻止它们发出噪音stop them making noise2. 阻止工厂排有毒烟到空中。stop the factories making poisonous smoke into the sky3. 阻止工厂，车或船把污水倒入河中stop the factories , cars or ships pouring waste water into the rivers4. 阻止人们把垃圾扔进河里sto

3、p people throwing litter into the rivers5. 帮助清理河道help clean up the riverstep fourgrammar1. kinds of pollution2. reasons3. how to solve the problemsstep fiveask and answer1a:你们城市怎样？whafs your city like?b:很糟糕因为有很多种污染。ifs too terrible because there are many kinds of pollution.2a:你们城市有那些污染？what kinds of

4、 pollution are there in your city?b:我们城市有噪音污染，空气污染，水污染 和土地污染。there is noise pollution, air pollution, water pollution and land pollution in our city.3a:造成这些污染的原因是什么？what caused the pollution?b:修房子，跑动的车，跑动的船和人们乱扔 垃圾都会造成污染。building houses, running cars, running ships and people throw away rubbish ever

5、ywhere 4. a:怎样减少水污染？how to reduce the water pollution?我们应该阻止人们把垃圾扔进河里。we are supposed to stop the people throwing rubbish into the river.5a:我们应该如何保护环境？how are we supposed to protect the environment ?b:我们应该叫父母不开车。我们不应该乱 扔垃圾。we are supposed to ask our parents not to drive their carswe aren9t supposed

6、to throw rubbish everywhere step sixhow to write?section b3bwrite a letter to the city mayor about the problems and your suggestions.1. whafs your city like?2. what kinds of pollution are there in your city?3. what caused the pollution?4. how to reduce the water pollution?5. h ow are we supposed to

7、protect theenvironment?how to protect the environment of our city?头：our city used to be quiet and clean the river used to be clean and there used to be many different kinds of fishes in it, but now, our city is too noisy and dirty. the rivers are dirty，too中：there are many different types of pollutio

8、n in our city. there is noise pollution, air pollution, water pollution and land pollution in our city. building houses, running cars, running ships cause the pollution. some factories are pouring waste water into the rivers some people are throwing rubbish everywhere if we don，t stop them doing the

9、se things, our city will be worse and worse. i think we are supposed to stop our parents driving cars. we are supposed to ask the factories not to pour the waste water into the rivers尾：could you help me solve the problems, mayor? if you could help me, our city will be more beautiful. hope you will write back soon.yours,marysection a2alisten to the interview. circle the kinds of pollution that jason and susan talk about. 2blisten again and complete the sentencesstep eightsection b3bwrite a letter to the city mayor about the problems and your su