人教版九年級英語下冊 （We're trying to save the earth!）SectionA 課件(第1課時)

We’retryingtosavetheearth!SectionA第1課時

Bytheendofthisperiod,you’llbeableto:1.learnwordsandexpressionsaboutpollutionandenvironmentalprotection;2.summarizeandtalkaboutpollution’sproblems,causesandsolutions.LearningObjectivesairpollutionwaterpollutionWhatcanyouseeinthepictures?Whatkindsofpollutionarethey?land/waste/soilpollutionnoisepollutionWhatcanyouseeinthepictures?Whatkindsofpollutionarethey?waterpollutionland/waste/soilpollutionnoisepollutionairpollutionWhatkindofpollutionaretheytalkingabout?Listenandcompletethesentences.1bWhatwastheproblem?Whatcausedtheproblem?Howshouldtheproblembesolved?Theriverwas

.Eventhebottomoftheriverwasfullof

.Therewerenomore

forfishermentocatch.Peoplearethrowing

intotheriver.Factoriesareputting

intotheriver.Weshouldwritetothe

andaskthemto

thefactories.Everyoneshouldhelpto

theriver.reallydirtyrubbishfishlitterwastegovernmentclosedowncleanupTheriverwas

.Eventhebottomoftheriverwasfullof

.Therewerenomore

forfishermentocatch.Peoplearethrowing

intotheriver.Factoriesareputting

intotheriver.Weshouldwritetothe

andaskthemto

thefactories.Everyoneshouldhelpto

theriver.reallydirtyrubbishfishlitterwastegovernmentclosedowncleanupProblemsCausesSolutionsFromwhataspectsaretheytalkingabouttheproblem?A:TheairinourtownYes,butnowtoomuchtrafficB:airA:EveryoneinthetownB:Yeah,everyonesuchacomfortablethingtobreathefreelyeverywhereIwent.Itwasalwaysusedtobereallyfresh.isturningthefreshairintohaze.subwaymore.shoulddrivelessandtakethebusorgoodplacetolivein.shouldplayapartinmakingourtowna1cTalkaboutwhatthetownusedtobelike,whatcausedthepollutionanditssolutionbyusingthepictures.wastewaterMakeyourownconversation.1cWhatproblemsarementionedintheinterview?Oneproblemisthattheair

.Weusedtoseethe

clearly,butnowwehardlyeversee

anymore.Theotherproblemisthatthere’stoomuch

inthestreets.isbadlypollutedstarsblueskiesrubbishandwasteListentotheinterviewandanswerthequestion.2aairpollutionandlandpollutionKindsofpollutionCauses

Listenagainandcompletethesentences.airpollution1.Thereare

ontheroadthesedays.2.Factoriesthatburncoalalso

theairwithalotofblacksmoke.landpollution1.People

thingseveryday.2.Peoplearealsolitteringin

likeparks.morecarspollutearethrowingawaypublicplacesProblems

Causes

Whenwetalkaboutpollution,howdoweexpressproblemsandcauses?Structures

therebeusedtodobedonehavedone

becausetherebebedoingProblems

Causes

air/bebadlypolluted/usedto/stars/blueskiesmorecars/factories/burncoal/blacksmokeRetelltheconversationwiththegiveninformation.thereis/rubbishandwastethrowaway/everyday/litter/publicplacesJasonandSusanaretalkingaboutsomeenvironmentalproblemsthey’veseen……Theseareseriousproblemsforourenvironment.JasonandSusanaretalkingaboutsomeenvironmentalproblemstheySampleOneproblemisthattheairTheotherproblemisthatTheseareseriousproblemsforourenvironment.haveseen.clearly,butnowwehardlyeverseeblueskiesanymore.isthatfactoriesthatburncoalpollutetheairwithalotofblacksmoke.isbadlypolluted.WeusedtoseethestarsOnereasontherearemorecarsontheroadthesedays.It’salsobecausestreets.peoplethereistoomuchrubbishandwasteintheIt’sbecausepeoplearethrowingawaythingseveryday.Andarealsolitteringinpublicplaceslikeparks.Problems

Causes

air/bebadlypolluted/usedto/stars/blueskiesmorecars/factories/burncoal/blacksmokeRetelltheconversationwiththegiveninformation.thereis/rubbishandwastethrowaway/everyday/litter/publicplacesJasonandSusanaretalkingaboutsomeenvironmentalproblemsthey’veseen……Theseareseriousproblemsforourenvironment.1.Takethe

or

insteadof

.2.

.KindsofpollutionIdeasforsolvingtheproblems

AirpollutionWastepollution1.

whilegoingshopping.2.Nevertake

orplasticforkswhilebuying

.3.Throwrubbish

andkeeppublicplaces

and

.bussubwaydrivingRideabikeBringabagwoodenchopstickstakeawayfoodinthebinscleanbeautifulListenandfillintheblanks.2dJasonandSusan,whatareyourideasforsolvingtheseproblems?Correct.LiHua:LiJing:Whoareyournewfriends?LiHua:HelenSmithandZhangMing.Theyaretwooldclubmembers.Theyhelpedmewithmyself-introduction.Interviewer:Jason:Susan:Greatideas!Interviewer:Susan:Well,tocutdownairpollution,webusorsubwayshouldtaketheinsteadofdriving.Yeah,orrideabike.bikeriding.anything!ThereareotheradvantagesofIt’sgoodforhealthanditdoesn’tcostWhataboutwastepollution?Mmm,Ithinkshoppingsimplethingslikebringingabagtogocanhelp.Istarteddoingthatayearago.Role-playtheconversation.Role-playtheconversation.SolutionsWhenwetalkaboutpollution,howdoweexpresssolutions?Structures

Weshoulddosth.insteadofdoingsth.Simplethingslikedoingsth.canhelp.Neverdosth.Remembertodosth.It’sagoodideatodosth.It’sagreatideathat+sentence.…Thingswhichcanbedonebypeopleeveryday:stopridingincarsturnoffthelightswhenweleavearoomThingswhichcanbedonebypeopleeveryday:turnofftheshowerwhilewearewashingourhairrecyclebooksandpaperensurethatfactoriesgetridofwasteinaresponsiblewaynotallowactivitiesthatseriouslyendangertheenvironmentThingswhichhavetobedonebygovernmentsandorganizations:educatethepublicpreservetheforestspreserveendangeredspecies1.2.3.4.5.Becausetheymaycauseinconvenience.Tobereallyseriousaboutsavingtheearth,weneedtoknowtheconsequencesofouractions,orlackofaction,andbepreparedtoputthegreatergoodbeforeourpersonalneeds.WhydoesJuliarefusetodoafewthings?1.Howcanwebereallyseriousaboutsavingtheearth?2.Discussquestions.PleasegiveaspeechonImaginethatyouareanambassadorofenvironmentalprotectioninyourcommunity.Taskanenvironmentalproblemanditscausesandsolutionstocallonpeopletotakeaction.Tosolvetheproblem,itisnecessaryforeveryonetolearnabouttherulesofTogetherouractionscanmakeadifference.Dearneighbors,Ourneighborhoodproducesalotofrubbisheveryday,suchasleftoverfood,wastefoodandplasticbottles,butnotmanypeoplesortouttherubbish.Onereasonisthatsomeofushaven’tdev