初中英语人教版九年级全一册：课件 Unit 13 Section B 1a-1d.pptx

Unit13Wearetryingtosavetheearth!

（SectionB1a--1e）年级：九年级学科：英语（人教版）

Teachingobjectives:Bytheendoftheclass,youwillbeableto1.Knowdifferentkindsofenvironmentalpollution;(what)2.Analyzethecauseandeffectofenvironmentalproblemsaswellastheimportanceofprotectingourenvironment;(why)3.Talkaboutandsharewaystosolvetheenvironmentalproblems;(how)4.Applythe5Rstoyourdailylifetostarttotakeactiontoprotecttheearth.

Testyourknowledgeofsomeofthefactsabouttheenvironmentalpollution.Let’sgo!Quiz

Photocourtesyof(@)-grantedundercreativecommonslicence–?attributionWhatkindofpollutionisthis?1wastepollutiona)lightpollutionb)waterpolluitonc)Wonderful!That’scorrect.ClickheretogobacktothequestionClickheretogotothenextquestion

Whichofthefollowingcancauseairpollution?2dust,dirtandsmokeproducedbyfactories.a)morecarsandwasteburningb)bothoftheabovec)Welldone!Youaresogreat!ClickheretogobacktothequestionClickheretogotothenextquestion

Ifyouseethissymbolonanobject,itmeansthatitcanbe___.3reduceda)recycledb)refusedc)reusedd)Welldone!That’scorrect.ClickheretogobacktothequestionClickheretogotothenextquestion

Whichmaterialscanberecycled?Mostbooksandpapercanberecycled.Manytypesofplasticcanberecycled.Mostmetalscanberecycled.Mostglasscanberecycled.

Trueorfalse?ThereisnothingIcandotostopthepollution.4TrueFalseYouarewrong.Weonlyhaveoneearth.Wemustprotectourearth.ClickheretogobacktothequestionClickheretogotothenextquestion

MakeYourChoiceWhichdoyouthinkistherightthingtodotoprotecttheenvironment?Insteadofthrowingplasticaway,recycleitintheproperplaces.Recycle

MakeYourChoiceWhichdoyouthinkistherightbagtouse?Don’tuseplasticcarrierbags.Insteadofthrowingtheplasticebagsaway,buyabagsothatitc