Unit13 We're trying to save the earth.课件 人教版新目标英语九年级全册

Unit13We’retryingtosavetheearth!SectionA1a-2dTheearthispolluted.noisepollutionPeoplecan’tsleepbecauseoftheloudmusic.airpollutionPeoplemustwearmasksbecauseofthesmoking.waterpollutionAlotoffishesdiedbecauseofthewastewater.Herearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.loudmusiccarsrubbishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephones1a状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路noisepollutionairpollutionwaterpollution_____________________________________________________________________________________________________________________________________________________________________________________________________loudmusicplanesbuildinghousesmobilephonescarsfactoriessmokingbuildinghousesrubbishlitteringshipsfactories状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路Listenandcompletethesentences.Whatwastheproblem?Theriverwas___________.Eventhebottom(底部)oftheriverwasfullof________.Thesewerenomore_____forfishermen(渔民)tocatch.reallydirtyrubbishfish1bWhatcausedtheproblem?Peoplearethrowing_______intotheriver.Factoriesareputting_______intotheriver.Howshouldtheproblembesolved?Weshouldwritetothe____________andaskthemto___________thefactories.Everyoneshouldhelpto_________theriver.litterwastegovernmentclosedowncleanupListenagainandcheck(√)thesentencesyouhear.1.Wecouldgofishingintheriver.2.Theriverwasreallydirty.3.Theriverhasalwaysbeenthenicestriverinthistown.4.Weshouldasktheteachersforhelp.√√1cRole-playtheconversation.Thenmakeyourownconversationsaboutthekindsofpollutionin1a.Theriverwasdirty.Eventhebottomofthe

riverwasfullofrubbish.

Butitusedtobesoclean!

Yes,butpeoplearethrowinglitterinto

theriver.

Everyoneinthistownshouldplayapartincleaningitup!

PracticeMakeconversationswithyourdeskmateusingthepollutionin1a.1.We’retryingtosavetheearth!

我们正在竭尽全力拯救地球!

trytodo=tryone’sbesttodo努力去做某事。

We

should

tryto

save

water.

我们应设法节约用水。Languagepoints2.noisepollution噪音污染pollution为不可数名词，意为“污染；污染物”，其动词形式为pollute。There’slotsofpollutionintheriver.这条河中有大量的污染物。noise为名词，意为“噪音”，形容词形式为noisy。Ifyoumakenoiseatnight,mydogwillbark.如果你在晚上发出吵闹声的话，我的狗会叫。

状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路【辨析】noise,sound与voicenoisesoundvoice意为“噪音，喧闹声”，常指不悦耳、不和谐的嘈杂声。泛指自然界的各种声音。一般指人的嗓音，如说话、唱歌、谈笑声等。Don’tmake_______intheclass!Lighttravelsmuchfasterthan________.Thegirlhasasweet_______.用noise,sound与voice填空noisesoundvoice3.Eventhebottomoftheriverwasfullofrubbish.Yes,butpeoplearethrowinglitterintotheriver.litter和rubbish都可指“垃圾”，用作不可数名词。rubbish指“没用的东西(要丢弃的无用的东西)”不可回收。litter指“(室内或公共场所)乱扔的废物(纸屑、不要的包装纸、废瓶等)”还可回收。e.g.Throwtherubbishout.把垃圾扔出去。

Theroomisfullofrubbish.房间里堆满了垃圾。

4.Everyoneinthistownshouldplayapart

incleaningitup!

playapartin在……方面起作用Agooddietplaysalargepartinhelpingpeoplelivelonger.

健康的饮食在帮助人们长寿方面起着非常大的作用。playapart在……中扮演角色HewasinvitedtoplayapartinthisTVplay.

他被邀请参加这个电视剧的演出。状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路5.Butitusedtobesoclean!usedto为固定结构，意为“曾经；过去常常”，表示过去存在或经常发生但现在已经停止的行为或习惯，后接动词原形。WeusedtoliveinLondon.我们曾在伦敦居住过。

否定结构:

主语+didn’t+useto+动词原形

主语+usedn’tto+动词原形一般疑问句:

Did+主语+useto+动词原形+其他？

Used+主语+to+动词原形+其他？拓展：be/getusedtosth./doingsth.习惯于做某事。Iamusedtogettingupearly.我习惯早起。

MakeupsentencesMikeMike

usedtoplaythepiano.肯定句：否定句：Mikedidn’tuse/usedn’ttoplaythepiano.状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路Listentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.2aA.landpollution

B.airpollutionC.noisepollutionD.waterpollution2bListenagainandcompletethesentences.1.Theairisbadlypollutedbecausethereare__________ontheroadthese

days.2.Factoriesthatburncoalalso_______theair

with

alotofblacksmoke.3.Thereisalsotoomuchrubbishandwaste.People__________________thingseveryday.4.Peoplearealsolitteringin_____________likeparks.Thisisturningbeautifulplacesintouglyones.pollutemorecarsarethrowingawaypublicplaces2cUsetheinformationin2aand2btorole-playconversationsbetweenJasonandSusan.Theairhasbecomereallypollutedaroundhere.I’mgettingveryworried.Yes,Iusedtobeabletoseestarsinthesky.Theproblemisthat…状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路2dRole-playtheconversation.Interviewer:JasonandSusan,whatareyourideas

forsolvingtheseproblems?

Jason:Well,tocutdown

airpollution,weshould

takethebus

orsubwayinsteadofdriving.

Susan:Yeah,orrideabike.Thereareother

advantagesof

bikeriding.It’sgoodfor

healthanditdoesn’tcostanything!Interviewer:Greatideas!Whataboutwastepollution?

Susan:Mmm,Ithinksimplethingslikebringing

abagtogoshopping

canhelp.Istarted

doingthatayearago.

Jason:Me,too.Also,Inevertakewooden

chopsticksorplasticforkswhenIbuy

takeawayfood.Iusetheonesathome.

Susan:Andremembertothrowrubbishinthe

binsandkeep

publicplacescleanand

beautifulforeveryone.Interviewer:Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路takethebustakethesubwayrideabikeWhatshouldwedo？WaystocutdownairpollutionWaystocutdownwastepollutionbringabagtogoshoppingusechopsticksorforksathomethrowrubbishinthebinsLanguagepoints1.Weshouldtakethebusorsubwayinsteadofdriving.

insteadof此处作介词短语，意为“代替，而不是”，后面常跟名词、代词或动词-ing形式。

insteadofdoingsth.代替做某事例句：她没有待在家里而是去上学了。Shewenttoschoolinsteadofstayingathome.2.It’sgoodforhealthanditdoesn’tcostanything!

costv.花费；使付出指花费金钱，主语通常是物。cost的过去式和过去分词均为cost。e.g.ThenewshirtcostMrWang200yuan.

王先生花了200元买了新衬衫。

Howmuchdoesthenewcomputer

cost?新电脑花了多少钱？3.Mmm,Ithinksimplethingslikebringingabagtogoshoppingcanhelp.

bring此处作及物动词，意为“带来；取来”，反义词为take，意为“拿走”。

bringsth./sb.to+地点把某物/某人带到某地【辨析】bring与takebringtake带来；拿来带走；拿走从别处带到说话者所在地从说话者所在地带到别处去We’ll_______thestudentstothemuseum.Don’tforgetto________yourhomeworkheretomorrow.4.Ouractionscanmakeadifferenceandleadtoabetterfuture!注意：difference前面可加修饰语，如big,great等，表示受影响的程度。makeadifference(to…)表示(对……)产生影响或作用Doyouthinkhiswordswouldmake

anydifference

tothefinaldecision?

你认为他的话会对最后的决定产生影响吗？状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状元成才路状