人教新目标九年级全册unit13we'retryingtosavet

Unit13We'retryingtosavetheearth!SectionA(2d-4b)RevisionReadthelisteningtextonP146-147andtrytofindthefollowingsentences.1.

河底布满了垃圾。2.渔民无鱼可捕。

3.它一直都是这个城镇最美的河流。4.工厂也正往河里倒废水。5.每一个人都应该尽一份力,不仅仅是政府。6.我认为一个问题就是空气被严重污染。7.我过去能清晰地看到星星

。8.那些烧煤的工厂也释放出大量浓烟污染了空气。9.这正把漂亮的地方变成了丑陋的地方。1.

河底布满了垃圾。

Thebottomoftheriverwasfullofrubbish.

2.渔民无鱼可捕。

Therewerenomorefishforfishermentocatch.

3.它一直都是这个城镇最美的河流。5.每一个人都应该尽一份力,不仅仅是政府。4.工厂也正往河里倒废水。Factoriesarealsoputtingwastewaterintotheriver.

Ithasalwaysbeenthenicestriverinthistown.Everyoneshouldplayapart,notjustthegovernment.9.这正把漂亮的地方变成了丑陋的地方。Thisisturningbeautifulplacesintouglyones.8.那些烧煤的工厂也释放出大量浓烟污染了空气。Factoriesthatburncoalalsopollutetheairwithalotofblacksmoke.7.我过去能清晰地看到星星

。Iusedtobeabletoseethestarsclearly.

6.我认为一个问题就是空气被严重污染。Ithinkoneproblemisthattheairisbadlypolluted.Read2dandcompletethechart.ProblemsSolvingproblemsairpollutionwastepollutionwoodenchopsticksorplasticforksrubbishtakethebus,subwayorrideabikeinsteadofdriving.bringabagtogoshopping.usechopsticksorforksathome.throwrubbishinthebins.2d1.解决问题2.减少空气污染3.代替开车4.…的优势5.没有任何代价6.木质筷子7.塑料叉子8.外卖食物9.保持....干净10.公共场合11.起作用，有影响12.导致，引起cutdownairpollutioninsteadofdrivingtheadvantagesofcostnothingwoodenchopsticksplasticforkstakeawayfoodkeep

...cleanpublicplacesmakeadifferenceleadtosolvetheproblemsInterviewer:JasonandSusan,whatareyourideasfor______________________（解决这些问题?）Jason:Well,_____________________(为了减少空气污染),weshouldtakethebusorsubway___________________(代替开车).

Susan:Yeah,orrideabike.Thereareother_________________________(骑自行车好处).It’sgoodforhealthanditdoesn’tcostanything!

Interviewer:Greatideas!Whatabout______________________(废物污染)?

solvingtheseproblemsinsteadofdrivingwastepollutiontocutdownairpollutionadvantagesofbikeridingSusan:Mmm,Ithinksimplethingslikebringingabagtogoshoppingcanhelp.Istarteddoingthatayearago.Jason:Me,too.Also,Inever_____________________or___________(不拿木筷或塑料叉)whenI_______________________(买外卖食品).

Iusetheonesathome.

takewoodenchopsticksplasticforksbuytakeawayfood.Susan:And________________________________________(要记住，把垃圾扔在垃圾桶)and__________________________________

foreveryone.保持公共场所整洁美观.

Interviewer:Sotogether,ouractionscan_________________(起作用)and____________(通向)abetterfuture!remembertothrowrubbishkeeppublicplacescleanandbeautifulmakeadifferenceleadtointhe

binsSectionA3a【学习目标】：一、听、说、读、写以下词汇：method,cruel,harmful,low,industry,law,cutoffshark,fin,chain,ecosystem了解明白以下词汇及短语：beharmfulto,atthetopof,takepartin,turnoff,takeaction,throwaway,putsth.togooduse,pull…down,bringback二、通过学习，口、笔头掌握下列句型：

1)Manyhaveheardofsharkfinsoup.2)Whenpeoplecatchsharks,theycutofftheirfinsandthrowthesharkbackintotheocean.3)Thismethodisnotonlycruel,butalsoharmfultotheenvironment.4)Iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.5）We’retryingtosavetheearth!Theriverusedtobesoclean.Theairisbadlypolluted.【预习检测】：鲨鱼________14.承担得起__________2.鱼鳍__________15.关掉__________3.残酷的残忍的_____16.可重复使用的_____4.有害的___________17.付出代价________5.对…有害的_________18.采取行动6.在…的顶部______________________7.链子，链条________19.运输业__________8.食物链______________20.回收利用_______9.生态系统____________10.工业，行业________11.法律___________12.科学的____________13.参加______________sharkfincruelharmfulbeharmfultoatthetopofchainthefoodchainecosystemindustrylawscientifictakepartinaffordturnoffreusablepayfortakeactiontransportationrecycleWhatdoyouknowaboutsharks?Whatdoyouknowaboutsharks?liveintheoceancuteandhugeeatfishes,shrimps(虾)andcrabs(蟹)finsareveryexpensiveWheredotheylive?Whatdotheylooklike?Whatdotheyeat…Otherinformation……thefoodchain食物链atthetopof在……顶端ocean`secosystem海洋生态系统Sharpsareatthetopofthefoodchain

intheocean’secosystemAlthoughsharksareatthetopofthefoodchain,people______theirfinsandeat______________.cutoff(把……砍下）sharkfinsoup鱼翅汤Sotheirnumbersdropverylow，andbecome_______________.endangered

(adj.濒临灭绝的）Solet`shelpsavethesharks!Lookatthepicturesandthetopicofthepassage.3a【课本阅读】：Fastreading:1.Skimming速读文章，找出段落大意。Para1Badthingshappenwhenpeoplecutoffsharks`fins.Para2Environmentalprotectiongroupshavedonethingstoprotectsharks.Para3You’rekillingawholesharkwhenyouenjoyabowlofsharkfinsoup.阅读策略：读每段的第一句话或最后一句话WheresharkfinsoupispopularNumberofsharkscaughtandtradedeveryyearHowgovernmentcanhelpTwoenvironmentalgroups

whichareagainst“finning”insouthernChinaaround70milliontodeveloplawstostopthesaleofsharkfinsWildAidandtheWWFReadthepassageaboutsharksandcompletethefactsheetbelow.3aReadthefirstparagraphandjudgethesentences(T/F).(2minutes)

1.Shark`sfin（鱼鳍）soupisfamousandexpensiveallaroundtheworld.2.Wehavetokillawholesharktogetabowlofshark`sfinsoup.FTinsouthernChinaReadParagraph2carefullyandanswerthefollowingquestions1、Ifasharkdoesn`thaveafin,whatwillhappen?2、Ifsharks`numbersdroptoolow,whatwillhappen?3、Whyaresharksendangerednow?(5minutes)Ifasharkdoesn`thaveafin,whatwillhappen?Asharkcannolongerswimandslowlydies.Ifsharks`numbersdroptoolow,whatwillhappen?Itwillbringdangertoalloceanlife.Whyaresharksendangerednow?Around70millionsharksarecaughtandtradedinthisindustryeveryyear.Thenumbersofsomekindsofsharkshavefallenbyover90percentinthelast20to30years.ReadtheParagraph3andfinishthesentencesWildAidandtheWWFare__________________________________aroundtheworld.2.Thegovernmentshould________________tostopthesaleofsharkfins.environmentalprotectiongroupsdeveloplaws(3minutes)SavethesharksWhy?How?Results?cannolongerswim,slowlydiebeharmfultotheenvironmentbringdangertoalloceanlifeHow?”3aMindmapbekilledforsharkfinsoupHow?catch…,cutoff…,throwbackinto…How?Teachthepublicabout“finning”Todeveloplawstostopthesaleofsharkfins.Summary1.听说2.在中国南部3.一碗鱼翅汤4.割掉5.扔回大海6.不但…而且7.对…有害处8.不再9.在食物链的顶端10.在海洋生态系统中11.在以后的20到30年间12.环境保护组织13.完善法律来阻止鲨鱼鳍买卖14.科学研究hearofinsouthernChinaabowlofsharkfinsoupcutoffthrow…backintotheoceannotonly…butalsobeharmfultonolongeratthetopofthefoodchainintheocean’secosysteminthelast20to30yearsenvironmentalprotectiongroupsdeveloplawstostopthesaleofsharkfins小组讨论scientificstudiesLet’slearnsomeLanguagepointsManyhaveheardofsharkfinsoup.Thisfamousandexpensive

dishisespeciallypopularinsouthernChina.Butdoyourealizethatyou’rekillingawholesharkeachtimeyouenjoyabowlofsharkfinsoup?ReadParagraph1andlearnithearof=hearabout听说鱼翅汤insouthernChina=inthesouthofChina在中国南部地区每当…Whenpeoplecatchsharks,theycutofftheirfinsandthrowthesharkbackintotheocean.Thisis

notonlycruel,butalso

harmfultotheenvironment.Without

afin,asharkcannolongerswimandslowlydies.Sharksareatthetopof

thefoodchainintheocean’secosystem.Iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.切掉不仅...而且...beharmfulto/bebadfor…对……有害没有了鳍不再环境食物链在……的顶部海洋生态系统notonly…butalso…意为“不仅……而且……”;用于连接两个表示并列关系的成分，着重强调后者，其中的also有时可以省略。Shenotonlyplayswell,butalsowritesmusic.若连接两个成分作主语，其谓语通常与靠近的主语保持一致。e.g.Notonlyyoubutalsohe____(have)toleave.

不只是你，他也得离开。

Notonlyhebutalsoyou____(have)toleave

notonly放在句首，后接句子时要用倒装结构。butalso后句子用正常语序

e.g.Notonlydidhecamehere,butalsohecameearlyManybelievethatsharkscanneverbeendangeredbecausetheyarethestrongestintheirfoodchain.Butinfact,around

70millionsharksarecaughtandtradedinthis

industryeveryyear.Thenumbersofsomekindsofsharkshavefallenbyover90percent

inthelast20to30years.频临灭绝的实际上抓交易工业……的数量（谓语单词用单数）超过百分之九十在过去的20到30年里（用现在完成时)

此句复数形式的numbers表达全海洋中鲨鱼的量。当表示数值的高或低时，number要用large或small修饰。区分anumberof和thenumberof

Environmentalprotectiongroupsaroundtheworld,suchasWildAidandtheWWF,areteachingthepublicabout“finning”.Theyhaveevenaskedgovernmentstodeveloplawstostopthesaleofshark’sfins.Sofar,noscientificstudieshaveshownthatshark’sfinsaregoodforhealth,sowhyeatthem?Helpsavethesharks!environment-environmental环保组织例如完善法律来停止鱼鳍的销售到目前为止（用现在完成时）科学研究1.Manypeopledonotrealizetheyarekillinga

wholeshark______theyenjoyabowlofshark’s

finsoup.2.Sharksareatthetopofthefoodchain,____

iftheirnumbersdrop,theocean’secosystem

willbeindanger.

Afterreading

Readthepassageagainandfillintheblankswiththewordsinthebox.

sowhensoalthoughifbutwhen3bManythinkthatsharksaretoostrongtobeendangered,____theyarewrong._________therearenoscientificstudiestosupportthis,alotofpeoplebelievethatsharkfinsaregoodforhealth.5.Sharksmaydisappearoneday___wedonotdosomethingtostopthesaleofsharkfins.

butAlthoughif当堂检测1.很多人听说过鱼翅汤。Manyhaveheardofsharkfinsoup.

2.你正在杀死一整条鲨鱼。You`rekillingawholeshark.

3.这不仅残忍，而且对环境有害。Thisisnotonlycruel,butalsoharmfultotheenvironment.4.它将给所有的海洋生物带来危机。Itwillbringdangertoallocean`slife.

5.很多人认为鲨鱼不可能濒危。Manypeoplethinksharkscanneverbeendangered.6.有些种类的鲨鱼数量在过去的二三十年里减少了百分之九十。7.鲨鱼被捕捉并被交易。Sharksarecaughtandtradedinthisindustry.

8.教育公众有关割鱼鳍的行为。Theyareteachingthepublicaboutfinning.Thenumberofsomekindsofsharkshavefallenby90percentinthelast20to30years10.他们已经要求政府应制定法律阻止鱼翅销售。Theyhaveevenaskedgovernmentstodeveloplawstostopthesaleofsharkfins.11.目前为止，没有研究表明鱼翅有益健康。

Sofarnoscientificstudieshaveshownthatsharkfinsaregoodforhealth.SavetheSharks!Many__________(hear)ofsharkfinsoup.Thisfamousandexpensivedish___(be)especiallypopularin________(south)China.Butdoyou______(realize)thatyou__________(kill)awholesharkeachtimeyou_____(enjoy)Abowlofsharkfinsoup?Whenpeoplecatchsharks,they____(cut)___theirfinsand______(throw)thesharkbackintotheocean.Thisisnotonlycruel,butalso________(harm)totheenvironment.Withoutafin,asharkcannolonger_____(swim)and______(slow)_____(die).haveheardisrealizearekillingenjoycutoffthrowswim

diesharmfulslowlysouthernSharksareatthetopofthefoodchainintheocean’secosystem.Iftheirnumbers_____(drop)toolow,it________(bring)________(dangerous)toalloceanlife.Manybelievethatsharkscanneverbe__________(endanger)becausetheyarethe_______(strong)intheirfoodchain.Butinfact,around70millionsharks_________(catch)and______(trade)inthisindustryeveryyear.Thenumbersofsomekindsofsharks_________(fall)byover90______(percent)inthelast20to30years.dropwillbringendangeredarecaughttradedhavefallendangerpercentstrongest______________________(环境保护)groupsaroundtheworld,_______WildAidandtheWWF,___________(teach)thepublicaboutfinning.They_____even_____(ask)governments___________(develop)laws______(stop)the____(sell)ofsharkfins.Sofar,no__________(science)______(study)__________(show)thatsharkfinsaregoodforhealth,sowhyeatthem?Help_____(save)thesharks!todeveloptostophaveshownsavesuchasareteachinghaveaskedEnvironmentalprotectionsalescientificstudiesHomework:

WritingaletterInyourletter,describetheenvironmentalproblemsinyourtown/city.Whataretheproblems?Wherearethey?Whatorwhoiscausingtheseproblems?Thengivesuggestionsorpossiblewaystosolvetheproblems.Unit13We'retryingtosavetheearth!SectionA1(1a-1c)GrammarFocus1.Wearetryingtosavetheearth.2.Theriverusedtobesoclean.3.Theairisbadlypolluted.4.Noscientificstudieshaveshowthatsharkfinsaregoodforhealth.5.Weshouldhelpsavethesharks.PresentprogressiveUsedtoPassivevoicePresentperfectModalverbsJoe:_____youever_____(take)partinanenvironmentalproject?Ken:Yes,Ihave.I_____(help)withaClean-UpDaylastyear.Itwas__________(consider)thebiggestclean-up