人教版英语九年级Unit13 period1课件.ppt(课件中不含音视频素材)

1、Period1 SectionA1a-2dDo you like it?A clean cityA clean city The blue sky forestRiverClean water Butland pollutionHave you seen these kinds of scenes?air pollutionFactories pour harmful gases into the air.water pollutionnoise pollutionproblems the earth is facing:problems the earth is facing:air pol

2、lutionwater pollutionnoise pollutionland pollutionWhat will happen if we keep on causing pollution?We wont have fresh air to breathe.Animals will die.we wont have clean water to drink.How can we all help?How do we save our earth?1a Here are some words related to different kinds of pollution.Write th

3、em in the box below.Then add more words.loud music cars littering shipsbuilding houses mobile phonesrubbishplanes factoriessmokingnoise pollutionair pollutionwater pollutionloud musiccarsmobile phoneslitteringshipsbuilding housesrubbishplanesfactoriessmoking1bWhat caused the problem?People are_into

4、the river.Factories are_into the river.Howshould the problem be solved?What was the problem?The river was_.Even the bottom of the river was full of_.There was no more_ for fishermen to catch.We should write to the_and ask them to_the factories.Everyone should_the river.1c Role-play the conversation.

5、Then make your own conversations about the kinds of pollution in 1a.Mark:The river was dirty.Even the bottom of the river was full of rubbish.Tony:But it used to be so clean!Mark:Yes,but people are littering in the river.Tony:Everyone in this town should play a part in cleaning it up 2aListen to the

6、 interview.Circle the kinds of pollution that Jason andSusan talk about.A.waste pollution B.air pollution C.noise pollution B.D.water pollution 2bListen again and complete the sentences.1.The air is badly polluted because there are_ on the road these days.2.Factories that burn coal also_ the air wit

7、h a lot of black smoke.3.There is also too much rubbish and waste.People_things away every day.4.People are also_in public places like parks.This turns beautiful parks into ugly places.too many cars filledthrowlittering2cUse the information in 2a and 2b to role-play conversations between Jason and Susan.Jason:The air has become really polluted around here.Im really getting worried.Susan:Yes,I used to be able to see stars in the sky.Jason:The problem is that.2d Role-play the conversation.