Unit 13 Were trying to save the earth Section A(1a~2c)教学课件-2023-2024学年人教新目标九年级英语全册

Unit13We’retryingtosavetheearth!SectionA1a-2cTolearnthenewwordsandkeyphrasesTotalkaboutpollutionandenvironmentalprotection.3.TolistenforspecificinformationLearningobjectivesHerearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.1aloudmusiccarsrubbishplaneslitteringshipsfactoriessmokingmobilephonesbuildinghouseslitterv.

乱扔n.

垃圾；废弃物rubbishn.

垃圾；废弃物noisepollutionairpollutionwaterpollutionloudmusicplanesmobilephonesbuildinghousescarsfactoriessmokingbuildinghousesrubbishlitteringshipsfactoriescarsairpollutionwaterpollutionnoisepollutionWhatdoyouthinkhascausedtheseproblems?noisepollutionWhathascausedtheproblem?_________,___________,_______________has

causedthenoisepollution.LoudmusicbuildinghousesmoreandmorecarsairpollutionwaterpollutionnoisepollutionWhatdoyouthinkhascausedtheseproblems?Somefactories

are

burningc

____andtheyare

pollutingtheairwithalotofblacks_____.airpollutionWhathascausedtheproblem?oalTherearemoreandmorecars

ontheroad.Theyare

puttingw____

gasintotheair.astemokecoal

n.煤；煤块airpollutionwaterpollutionnoisepollutionWhatdoyouthinkhascausedtheseproblems?waterpollutionhrowinguttingintoWhathascausedtheproblem?intoubbishollutingPeople

are

t______litter

____thesea.Somefactories

arep_____wastewater____theriver.Eventhebottomoftheseaarefullofr______.Ships

arep_____the

seabecauseofoilleakage

[泄漏].airpollutionwaterpollutionnoisepollutionWhatdoyouthinkhascausedtheseproblems?airpollutionwaterpollutionnoisepollutionPredictwhatTonyandMarkaretalkingaboutaccordingtothechart.Pre-ListeningWhatwastheproblem?Theriverwas___________.Eventhebottomoftheriverwasfullof_________.Therewerenomore____________forfishermentocatch.Whatcausedtheproblem?Peoplearethrowing______________intotheriver.Factoriesareputting______________intotheriver.Howshouldtheproblembesolved?Weshouldwritetothe_____________andaskthemto_____________thefactories.Everyoneshouldhelpto_____________theriver.TonyMarkn.底部；最下部反义词是top(顶端；顶部)n.fishermann.渔民；钓鱼的人1b.Listenandcompletethesentences.While-ListeningwaterpollutionWhatwastheproblem?Theriverwas___________.Eventhebottomoftheriverwasfullof_________.Therewerenomore____________forfishermentocatch.Whatcausedtheproblem?Peoplearethrowing______________intotheriver.Factoriesareputting______________intotheriver.Howshouldtheproblembesolved?Weshouldwritetothe_____________andaskthemto_____________thefactories.Everyoneshouldhelpto_____________theriver.TonyMarkreallydirtyrubbishfishlitterwastegovernmentclosedowncleanupProblemsCausesSolutionsRole-playtheconversation.Thenmakeyourownconversationsaboutthekindsofpollutionin1a.A:Theriverwasdirty.Eventhe

bottomoftheriverwasfullof

rubbish.B:

Butitusedtobesoclean!A:Yes,butpeoplearethrowing

litter

into

theriver.B:Everyoneinthistownshould

playapartincleaningitup!Pair-workairpollutionlandpollutionwaterpollutionnoise

pollution2a.Listentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.While-Listening2b.Listenagainandcompletethesentences.While-ListeningTheairisbadlypollutedbecausethereare_____________ontheroadthesedays.Factoriesthatburncoalalso___________theairwithalotofblacksmoke.Thereisalsotoomuchrubbishandwaste.People___________________thingseveryday.Peoplearealsolitteringin________________likeparks.Thisisturningbeautifulparksintouglyones.morecarspollutearethrowingawaypublicplacesCauses:CausesofairpollutionCausesoflandpollutionInterviewer:Todaywe’retalkingtoJasonandSusanaboutenvironmental

problems.JasonandSusan,canyoutellusaboutsomeofthe

problemsyou’veseen?Jason:Ithinkoneproblemisthattheairisbadlypolluted.Ihardly

everseeblueskiesanymore.Susan:Yes,andIusedtoseethestarsclearly.Interviewer:Whatdoyouthinkhascausedthisproblem?Susan:Well,therearemorecarsontheroadthesedays.Jason:Andfactoriesthatburncoalalsopollutetheairwithalotof

blacksmoke.Listenandread.Post-ListeningCausepassivevoiceusedtopresentperfect几乎不再……presentperfectListenandread.Post-ListeningInterviewer:Whatotherproblemsdoyousee?Susan:Iguessthere’stoomuchrubbishandwasteinthestreets.Jason:Yes!Everydaypeoplearethrowingawaythingslikewooden

chopsticks,plasticbowlsandplasticbags.Susan:They’realsolitteringinpublicplaces,forexample,during

picnicsinparks.Thisisturningbeautifulplacesintouglyones.Interviewer:You’reright.Theseareseriousproblemsforourenvironment.

Next,let’stalkaboutthethingswecandotohelp.adj.丑陋的；难看的adj.木制的；木头的adj.塑料的

n.塑料；塑胶把……变成present

progressive2c.Usetheinformationin2aand2btorole-playconversationsbetweenJasonandSusan.Post-ListeningTheairhasbecomereallypollutedaroundhere.I’mgettingveryworried.Yes,Iusedtobeabletoseestarsinthesky.Theproblemisthat...Talkaboutourtown'senvironmentalproblemsandtrytogivesuggestionsaboutenvironmentalprotection.ProblemsCausesSolutionsairpollutionmorecars/factories/burncoal/blacksmokewaterpollutionthrowaway/everyday/litter/publicplacesA:Therearesomeenvironmentalproblemsinourtown,whathaveyouseen?B:Airpollution.Therearemorecars...C:Waterpollution.Peoplearethrowingaway...

D:Peoplearelittering...A:Everyoneinthistownshouldplayapartinprotectingtheenvironment!A:ReportSummaryPollutionproblems:air/water/land/noisepollution.Keysentences:We

are

trying

tosavetheear