Unit 13 Section A (1a-1c).ppt

water pollution noise pollution air pollutionPollution Kinds of pollution Land pollution Lightpollution1a Lets discuss!Discuss 1a in groups and writedown the words that related to the pollution in the box.noise pollution _air pollution _water pollution _loud musicplanes ships carsmobile phonesfactoriescarssmokingshipsfactorieslitteringrubbishbuilding housesbuilding housesloud music cars rubbish planeslittering ships factories smokingbuilding houses mobile phonesv.乱扔乱扔n.垃圾；废垃圾；废弃物弃物What caused?Factories put waste into the river.What pollution?How should it be solved?We should close down the small factories.What caused?The cars made too much noise.take buses walk to schoolHow should it be solved?Lets talk!What pollution is it?It is What caused it?The How should it be solved?We should 1bLets listenListen and complete the sentences.What was the problem?The river was _.Even the bottom of the river was full of _.There were no more _ for fishermen to catch.really dirtyrubbishfishfisherman n.渔民；钓鱼的人渔民；钓鱼的人n.底部；最底部；最下部下部What caused the problem?People are throwing _ into the river.Factories are putting _ into the river.How should the problem be solved?We should write to the _ and ask them to _ the factories.Everyone should help to _ the river.litterwastegovernmentclose downclean up1cThe river was dirty.Even the bottom of the river was full of rubbish.But it used to be so clean!Yes,but people are throwing litter into the river.Everyone in this town should play a part in cleaning it up!Make conversations using the pollution in 1a.Writing timeWrite a proposal(倡议书倡议书)on the environmental protection.Tips:1.Whats the problem?2.What caused the problem?3.How should the problem be solved?We only have one earth!Lets play a part in loving and saving it!(Are you ready?)Homework1.Review the new words and remember them.2.Make a poster about environment protection.ThanksThanks