级英语unit13SectionA2a2d2d知识点

Unit13We'retryingtosavetheearth！SectionA2a-2d1.给政府写信2.河底3.往河里扔垃圾4.把…打扫干净5.土地污染6.参与做某事8.关闭9.丢弃10.充满…writetothegovernment

thebottomoftheriver

throwlitterintotheriver

cleanup...

landpollution

playapartindoingsthclosedownthrowawaybefullofRevisionwaterpollutionnoisepollutionpollutionairpollutionTonyAlanWhatwastheproblem?Whatcausedit?Howdiditusetobe?Howshouldtheproblembesolved?...Let’stalk.Leading-inAskandanswer.Whatcausedtheproblem?Whatshouldwedo?Whatkindofpolutionisit?Airpolution.Factories,cars,......2aListentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.A.landpollution

B.airpollutionC.noisepollutionD.waterpollution1.Theairisbadlypollutedbecausethereare________________ontheroadthesedays.2.Factoriesthatburncoalalso__________________theairwithalotofblacksmoke.3.Thereisalsotoomuchrubbishandwaste.People________________thingseveryday.4.Peoplearealsolitteringin___________________likeparks.Thisisturningbeautifulplacesintouglyones.morecarspollutearethrowingawaypublicplacesadj.丑陋的Jason:Theairhasbecomereallypollutedaroundhere.

I’mgettingworried.Susan:Yes,Iusedtobeabletoseestarsinthesky.Jason:Theproblemisthat...Usetheinformationin2aand2btorole-playconversationsbetweenJasonandSusan.2cListen2dandanswerthequestions.1.Whoistheinterviewertalkingto?2.Whataretheytalkingabout?3.Whatotherproblemsdotheysee?SusanandJason.Theenvironmentalproblems.There’stoomuchrubbishandwasteinthestreets.1.Takethe

or

insteadof

.2.

.KindsofpollutionIdeasforsolvingtheproblems

AirpollutionWastepollution1.

whilegoingshopping.2.Nevertake

orplasticforkswhilebuying

.3.Throwrubbish

andkeeppublicplaces

and

.bussubwaydrivingRideabikeBringabagwoodenchopstickstakeawayfoodinthebinscleanbeautifulListenandfillintheblanks.2dReadtheconversationandfillinthechart.JasonSusanairpollutionwastepollutionRideabike.Takethebusorsubwayinsteadofdriving.Bringabagtogoshopping.remembertothrowrubbishinthebinsandkeeppublicplacescleanandbeautiful.Nevertakewoodenchopsticksorplasticforkswhenhebuystakeawayfood.waysproblems2dInterviewer:JasonandSusan,whatareyourideasforsolvingtheseproblems?Jason:Well,tocutdownairpollution,weshouldtakeabusorsubwayinsteadofdriving.Susan:Yeah,orrideabike.Thereareotheradvantagesofbikeriding.It'sgoodforhealthanditdoesn’tcostanything.Interviewer:Greatideas!Whataboutwastepollution?Susan:Mmm,Ithinksimplethingslikebringingabagtogoshoppingcanhelp.Istarteddoingthatayearago.Jason:Metoo.Also,InevertakewoodenchopsticksorplasticforkswhenIbuytakeawayfood.Iusetheonesathome.Susan:Andremembertothrowrubbishinthebinsandkeeppublicplacescleanandbeautifulforeveryone.Interviewer:Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!减少代替开车骑自行车的好处木制筷子塑料勺子外卖有影响导致；引起1.advantagen[C].优点；有利条件havetheadvantageof…有…的有利条件/优点takeadvantageof利用；欺负，占便宜betoone’sadvantage对某人有利disadvantagen[C].缺点；不利条件Languagepoints:花钱主语考点例句cost

spendpay物人人这辆自行车花500元。Thebikecosts500yuan.我花了500元买了这辆自行车。Ispend500yuanonthebike.我花了500元买了这辆自行车。Ipay500yuanforthebike.SthcostsbSbspenddoingSbspendonsthPay…for2.辨析：take,spend,pay&cost“花费”用法口诀：花费四词各家聚，认准人物谁主语；in,on就跟spend去，for在pay后不客气；cost物前人后移，Ittakes...todo在一起。辨析：cost,pay,spend与take表示物质的名词加后缀-en构成形容词,意思是“…制成的”：woodn.木头→

woodenadj.木制的goldn.金子→

goldenadj.金质的wooln.羊毛→

woollenadj.羊毛的3.wooden

adj.木制的;木头的

1)Therearesome_________benchesatthepark.2)Paperismadeof___________.woodenwood4.leadto

导致(to为介词)e.g.Eatingtoomuchsugarcanleadtohealthproblems.摄入过量的糖会带来健康问题。

leadsb.to...

带领某人去……e.g.HispetdogLuckyledustohishousejustnow.5.makeadifference(to…)(对……)产生重大影响或作用makenodifferenceto对……没有影响makesomedifferenceto对……有一些影响makeabigdifferenceto对……有很大影响e.g.Theseaairhasmadesomedifferencetoherhealth.Summarywaterpollutionnoisepollutionairpollutioncausesloudmusic,buildinghouses…factories,cars,planes…littering,ships,rubbish…solutionswe/people/government/…

should…/shouldn’t…ProtectingtheenvironmentproblemsExercise:翻译：1.大家都应该参与保护环境。Everyoneshould_____________________________________.2.为了减少空气污染，我们应该走路而不开车。To_________airpollutionweshouldwalk_______________3.骑自行车对身体有益，还不花钱！Bikeriding___________health,andit___________________.4.我们的行动对环境产生影响。Ouractionscan_________________totheenvironment.isgoodforplayapartinprotectingtheenvironmentcutdowninsteadofdriving