Unit13Weretryingtosavetheearth!SectionA2a-2d课件人教版九年级英语全册

Unit13Wearetryingtosavetheearth.(2a2d)Theearthispolluted.Susan:They’realsolitteringinpublicplaces,forexample,duringpicnicsinparks.Thisisturningbeautifulplacesintouglyones.Interviewer:You’reright.Theseareseriousproblemsforourenvironment.Next,let’stalkaboutthethingswecandotohelp.Tapescripts把…变成…2aListentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.landpollutionB.airpollutionC.noisepollutionD.waterpollutionBecauseofpollution,ourskyisn’tblueanymore.Becauseofpollution,thewaterisn’tcleananymore.Listentoaninterviewandmakeyourchoices.Whatcanwedotocutdownairpollution(morethanonechoice)DrivethecarB.TakethebusorsubwayC.RideabikeD.BringabagtogoshoppingWhatcanwedotodealwithwastepollution(morethanonechoice)BringabagtogoshoppingB.TakewoodenchopstickswhenbuyingtakeawayfoodC.TakeplasticforkswhenbuyingtakeawayfoodD.Throwrubbishinthebins2bListenagainandpletethesentences.1.Theairisbadlypollutedbecausethereare___________ontheroadthesedays.2.Factoriesthatburncoalalso________theairwithalotofblacksmoke.morecarspolluteBecauseofpollution,moreandmorepeoplesufferfromcancer.airpollutionThefactoriesthatburncoalpollutetheairwithalotofblacksmoke.n.煤炭CanyouthinkofthedifferentkindsofpollutionSusan:Mmm,Ithinksimplethingslikebringingabagtogoshoppingcanhelp.Istarteddoingthatayearago.Jason:Me,too.Also,InevertakewoodenchopsticksorplasticforkswhenIbuytakeawayfood.

Iusetheonesathome.Susan:Andremembertothrowrubbishinthebinsandkeeppublicplacescleanandbeautifulforeveryone.Interviewer:Sotogether,ouractionscanmakeadifferenceand

leadtoabetterfuture!外卖带来影响、起作用通向；导致Languagepoints10.causevt.造成n[C].起因（一般指不好的事情）Drinkinganddrivingisone’softhemostmoncauseoftrafficaccidents.酒后驾车是导致交通事故最常见的原因之一。thecauseofsth.某事的起因Whatdoyouthinkhascausedthisproblem你认为什么造成了这个问题？industryharmfulcostwoodenplasticaffort

n.工业adj.有害的v.花费adj.木制的adj.塑料的v.支付的起Wordsandexpressionsmakeadifferencetakepartinturnoffpayforcutdownleadto起作用；有影响参加关掉付费；付出代价减少导致Wordsandexpressions1.HowmuchisthetickettoCentralParkAonewayticket_____$40,andyoucan____anther$20foraroundtrip.A.costs,payB.cost,spendC.pay,spendD.spends,pay2.Thepooroldmanlivedinalittle____hut.A.woodB.woodenlyC.woodennessD.woodenAD0900018765432150004987654321039876543210987654321021987654321098765432100HoursMinutesSeconds1分钟倒计时WhatwecandotoreducethepollutionDisscuss2cUsetheinformationin2aand2btorole­playconversationsbetweenJasonandSusan.Jason:Theairhasbeereallypollutedaroundhere.I’mgettingveryworried.Susan:Yes,Iusedtobeabletoseestarsinthesky.Jason:Theproblemisthat...Let’swatchthisvideo.noisepullotionairpollutionwaterpollutioncars,factories,smoking,buildinghouses(burning,powerplants,nuclearwastedisposal)Loudmusic,planes,buildinghouses,mobilephones(machines,crowds,vihicles)rubbish,littering,ships,factories(sewage,industrialwaste,pesticides)1.Weshouldtake_______or_______insteadofdrivingtocutdowntheairpollution.2.Weshouldalso__________________.It’sgoodforhealth!3.Bring___________togoshopping.4.Nevertake_________________or__________whenbuyingtakeawayfood.5.______________inthebinsandkeeppublicplacescleanandbeautiful.WhatshouldwedothebussubwayrideabikeabagwoodenchopsticksplasticforksThrowrubbishSotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!

makeadifference(to…)

表示(对……)产生影响或作用

makenodifferenceto

对……没有影响

e.g.LearningEnglishwellcanmakeadifferencetoyourfuture.

学好英语会对你的前途有影响。2dRoleplaytheconversation.Interviewer:JasonandSusan,whatareyourideasforsolvingtheseproblemsJason:Well,tocutdownairpollution,weshouldtakethebusorsubwayinsteadofdriving.Susan:Yeah,orrideabike.Thereareotheradvantagesofbikeriding.It’sgoodforhealthanditdoesn’tcostanything!Interviewer:Greatideas!Whataboutwastepollution减少；砍伐代替优点用动词的适当形式填空。1.We’retrying_______(save)theearth.2.Itusedto_____(be)cleanandbeautiful.3.Therearetoomany____for__________tocatch(fish).4.It’sbadforenvironmenttouse_________(wood)chopsticks.tosavebefishwoodenfishermentakeawaywoodenplasticadvantage(of)It'sgoodforhealth.Itdoesn'tcostanything.用方框中所给词的适当形式填空。1.Don'tthrow_______(垃圾)everywhere.2.Inwinter,manypeopleburn______(煤)tokeepwarm.3.Thepolicefoundabodyatthe________(底部)ofthelake.4.The______(花费)oflivinginbigcitiesisveryhigh.5.Hekeepsarabbitinabig_______(木制的)box.costwooden,coal,bottom,littercostwoodencoalbottomlitterExercisesⅠ.

根据句意及中文提示，补全句中所缺单词。1.

Inthepastpeopleused

(煤)toproduceelectricity.2.Thenewcar

（花费）alotofmoney,