SectionA(2a-2d)Unit13We’resavingtheworld.
学习目标Keywords&phrases:coal,ugly,advantage,cost,wooden,plastic,takeaway,bin.Keysentences:1.Theairhasbecomereallypollutedaroundhere.2.Ouractionscanmakeadifferenceandleadtoabetterfuture!Tothinkaboutwaysofprotectingtheenvironment.
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While-listening2aListentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.A.landpollutionB.airpollutionC.noisepollutionD.waterpollution
2bListenagainandcompletethesentences.1.Theairisbadlypollutedbecausethereare_____________ontheroadthesedays.2.Factoriesthatburncoalalso___________theairwithalotofblacksmoke.3.Thereisalsotoomuchrubbishandwaste.People________________thingseveryday.4.Peoplearealsolitteringin________________likeparks.Thisisturningbeautifulplacesintouglyones.morecarspollutearethrowingawaypublicplaces
Listenandread.Interviewer:Todaywe’retalkingtoJasonandSusanaboutenvironmentalproblems.JasonandSusan,canyoutellusaboutsomeoftheproblemsyou’veseen?Jason:Ithinkoneproblemisthattheairisbadlypolluted.Ihardlyeverseeblueskiesanymore.Susan:Yes,andIusedtoseethestarsclearly.Interviewer:Whatdoyouthinkhascausedthisproblem?Susan:Well,therearemorecarsontheroadthesedays.Let'sread
Jason:Andfactoriesthatburncoalalsopollutetheairwithalotofblacksmoke.Interviewer:Whatotherproblemsdoyousee?Susan:Iguessthere’stoomuchrubbishandwasteinthestreets.Jason:Yes!Everydaypeoplearethrowingawaythingslikewoodenchopsticks,plasticbowlsandplasticbags.coaln.煤；煤块woodenadj.木制的；木头的plasticadj.塑料的n.塑料；塑胶
Susan:They’realsolitteringinpublicplaces,forexample,duringpicnicsinparks.Thisisturningbeautifulplacesintouglyones.Interviewer:You’reright.Theseareseriousproblemsforourenvironment.Next,let’stalkaboutthethingswecandotohelp.uglyadj.丑陋的；难看的
2cUsetheinformationin2aand2btorole-playconversationsbetweenJasonandSusan.Theairhasbecomereallypollutedaroundhere.I’mgettingveryworried.Yes,Iusedtobeabletoseestarsinthesky.Theproblemisthat...Post-listening
Weshouldwalk,rideabike,takethebusorsubwayinsteadofdriving.Whatareyourideasforsolvingtheproblemofairpollution?insteadof代替；而不是
Weshouldplantmoretrees.Whatareyourideasforsolvingtheproblemofairpollution?
Useyourownchopstickswhenyoubuytakeawayfood.takeawayn.外卖食物Whatareyourideasforsolvingtheproblemofwastepollution?
Weshouldbringabagwhenwegoshopping.Weshouldn’tuseplasticbagsandthrowthemeverywhere.Whatareyourideasforsolvingtheproblemofwastepollution?
Weshouldthrowrubbishinthe（right）bins.binn.垃圾箱Whatareyourideasforsolvingtheproblemofwastepollution?
Role-playtheconversation.2dInterviewer:JasonandSusan,whatareyourideasforsolvingtheseproblems?Jason:Well,tocutdownairpollution,weshouldtakethebusorsubwayinsteadofdriving.Susan:Yeah,orrideabike.Thereareotheradvantagesofbikeriding.It’sgoodforhealthanditdoesn’tcostanything!Interviewer:Greatideas!Whataboutwastepollution?
Susan:Mmm,Ithinksimplethingslikebringingabagtogoshoppingcanhelp.Istarteddoingthatayearago.Jason:Me,too.Also,InevertakewoodenchopsticksorplasticforkswhenIbuytakeawayfood.Iusetheonesathome.Susan:Andremembertothrowrubbishinthebinsandkeeppublicplacescleanandbeautifulforeveryone.Interviewer:Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!
Readtheconversationin2dandfillinthechartbelow.PollutionWaystosolvetheproblemAirpollutionWastepollutionRideabike,takethebusorsubwayinsteadofdriving.Bringabagtogoshopping.Don’ttakewoodenchopsticksorplasticforkswhenyoubuytakeawayfood.Throwrubbishinthebins.
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Languagepoints1.Thereareotheradvantagesofbikeriding.(教材P982d)advantage/ədˈvɑːntɪdʒ/,/ədˈvæntɪdʒ/n.优点；有利条件advantage作名词，其反义词为disadvantage“缺点；不利条件”。takeadvantageof...意为“利用……”。Beforemakingyourdecision,youshouldconsidertheadvantagesanddisadvantages.Whenpossible,takeadvantageofthistimetoenjoytheniceweather.
2.It’sgoodforhealthanditdoesn’tcostanything!(教材P982d)cost/kɒst/,/kɔːst/v.花费cost在此处作动词，其过去式和过去分词均为cost。Thewatchcostme200yuan.【拓展】cost还可作名词，意为“花费；价钱”。Couldyoutellmethecostofthetrip?
【易混辨析】cost,spend,take与pay例词主语宾语常用结构cost物金钱sth.cost(s)(sb.)somemoney某物花费(某人)多少钱spend人时间或金钱sb.spend(s)sometime/moneyonsth.某人花费时间/金钱在某事/物上sb.spend(s)sometime/moneydoingsth.某人花费时间/金钱做某事take常用it作形式主语时间ittakessb.sometimetodosth.做某事花费某人多长时间pay人金钱sb.pay(s)somemoneyforsth.某人为某物付费
Exercises一、单项选择1.—Therearealotof______ofbikeriding.—Iagree.It’sgoodfortheenvironmentanditsavesmoney.A.instructionsB.instrumentsC.advantagesD.products2.MyteacherhasgivenmeusefulsuggestionsandIwanttothankhimfromthe_______ofmyheart.A.bottomB.conditionC.wayD.surfaceAC
二、根据汉语提示完成句子1.为了孩子们的发展，应该减少他们周末的学习课程。(cut)Forchildren’sdevelopment,theircoursesonweekendsshould______________.2.我们的行动会产生很大的影响。Ouractionwill_______________________.3.他们打算骑自行车，而不是开车。They’regoingtorideabike____________drivingacar.4.每个人都应该在环保方面发挥作用。Everyoneshould______________theenvironmentalprotection.makeabigdifferenceinsteadofbecutdownplayapartin
Homework1.PreviewthepassageinSectionA3a.3.Dotheexercisesinstudents’book.
