辽宁抚顺市高二英语Unit9 Saving the earth及单词讲解 课件VIP免费

Period1waterpollutionrubbishairpollutiondeforestationdesertificationstarvationLookatthefollowingpicturesThinkaboutthefollowingquestions1Whatisthebiggestproblemfacingtheearth?Whydoyouthinkso?2Whatcausestheproblem?3Whatcanwedotosolvetheproblem?Eg:key1.Ithinkwaterpollutionisthebiggestproblemfacingtheearth.Becausepeoplewillnotbeabletogetcleanwatertodrink;therefore,manypeoplewillgetsickandevendie.Key2.Peoplepaynoattentiontoourenvironment.Moreandmorepollutedwaterispipedintorivers,lakesandseaswithoutanytreatment.Key3.Ithinkourgovernmentshouldtakemeasurestoprotectourenvironment.Andwealsoshoulddoourbesttoprotectit.Part11Whyisshegivingthisspeech?2Whatdoesshethinkthemostseriousproblemis?3Whatdoesshesayweshoulddoaboutit?1_____________________________2_____________________________3___________________________4Whatdoyouthinkshewillsaynext?ListeningTocelebrateEarthDay;totalkaboutseriousproblems;toaskpeopletotakeactionWaterpollution/protectourwaterLearntotakebettercareofourwater.StoppollutingourwaterLearntosavewaterinourdailylifetheEarthSummitPart2Argument1:Weshould_________________________Wemust__________________________________Wemust____________________Ifwe____________________________________,we________________________________________Argument2:________________________Problem:_______________________________________________________________________________________Solutions:__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Outlinethespeaker’sarguments.takebettercareofourwater.bemorecarefulwhenweuseourwater.usemoderntechnology.worktogetherandsharewhatweknowwillbebuildingabetterfutureforallofus.WemuststoppollutingourwaterWearepollutingwateratanalarmingpace.Cars,factories,andairconditionspollutetheairandwater1Wemustchangethewaywethinkandthewaywelive.2Let’snotdriveifwecanwalkorrideabike.3Let’strynottouseairconditionersmorethanwhatisabsolutelynecessary.4let’snotbuyproductsthatcausepollution.5Let’smakenewrulesandusenewtechnologytomakesurethatfactoriesaregreenandclean.SpeakingWorkingroups.Readaboutthesituationandwriterolecardsforthediscussion.Usetherolecardstodiscussthesituationanddecidewhattodo.Situation:Ameetingisbeingheldinanareawherethereisalotofcoal.Coalisavaluableresourcethatcanbeusedtoproduceenergy,butitcanalsocauseseriouspollution.Youwillattendthemeetinganddiscusstheissue.Abussinessman:Youthinkthatweshouldburnthecoalbecause….Anenvironmentalist:Youdonotthinkweshouldburnthecoalbecause…Ascientist:Youthinkthatweshouldspendmoremoneyonsciencesothatwecanusethecoalinabetterway,because…Alocalcitizen:Wemustburnthecoalsothatwecangetmoneytodevelopourareaassoonaspossible,because…Alocalleader:Youwanttodowhatisbestforeverybody.Listentoallthespeakers.Takenotes,summariseandhelpthespeakersdecide.usefulexpressionWemustmakesurethat…I’mallfor…Sure/Certainly/It’sclearthat…Ifnothingisdone…,AbsolutelyIbelievethatwemust…then…ItwouldbetterIcan’timaginethat…ifwe…Isthereabetterwayto…Forexample:A:abusinessmanB:anenvironmentalistC:ascientistD:alocalcitizenL:alocalleaderL:Now,we’rehavingameetingtodecidewhetherweshouldburncoal.Pleasetellusyouropinions.A:Ithinkweshouldburnthecoaltoearnmoney.Wecanpaytaxestothegovernment.Howcanourcountrydevelopquicklywithoutmoney?B:Butburningcoalcausestoomuchpollutiontoourenvironment.Itpollutestheairbadly.Airpollutioncanaffectourhealthinmanyways.Canmoneybuyhealth?Ifnothingisdonetostoppollution,wewillhavenofreshairtobreatheandnogoodenvironmenttolive.C:Quiteright.Idon’tthinkweshouldburnthecoal.Weshouldspendmoremoneyonsciencetofindabetterwayofusingthecoal.Afterhavingfoundoutthewaytoburnitwithoutpollution,notonlycanweburnthecoal,butalsowecanprotectourenvironment.D:Whatyousaidisright.Butifwewanttodevelopourareaassoonaspossible,wemustburnthecoaltogetmoney.Ifwestopusingthecoaltowaitforyoutofindanewway,howcanwedevelopourarea?