Unit13Weretryingtosavetheearth!SectionA3a3b課件人教版九年級(jí)英語全冊(cè)

人教新目標(biāo)GoForIt九年級(jí)英語全冊(cè)Unit13We‘retryingtosavetheearth!SectionA3a-3bsharkfincruelharmfulbeharmfultoatthetopofchainthefoodchainecosystemindustrylawscientificn.鯊魚n.（魚）鰭adj.殘酷的；殘忍的adj.

有害的對(duì)......有害的在......頂部或頂端n.鏈子；鏈條食物鏈n.生態(tài)系統(tǒng)n.工業(yè)；行業(yè)n.法律；法規(guī)adj.科學(xué)上的；科學(xué)的WordsReviewP99What’sthemainidea

ofthearticle?A.SomekindsoffishintheoceanB.Thesharksareendangeredintheworld.C.ThesharkfinsoupisfamousandexpensiveA.ingreatdangerB.dangerousThesharkswerecaught.Thesharkisbeingkilled.Nothinggreatwaseverachievedwithoutenthusiasm3aThefinswillbedeliveredtothemarketsortherestaurants.

ThesharkfinsoupNothinggreatwaseverachievedwithoutenthusiasmForshark'sfinsThemaniscuttingthefinoff.NothinggreatwaseverachievedwithoutenthusiasmThesharksthathavenofinswillbethrownbackintotheoceanagain.NothinggreatwaseverachievedwithoutenthusiasmLanguagepointsdropv.①下降

②掉下③投遞④放棄⑤中途卸客n[C].滴Thetemperaturehasdroppedtoolowlately.Thebottledroppedandbroke.Shedroppedapostcardtohergrandma.Don’tdropEnglishevenifit’shardforyou.Dropmehereplease.Iwillwalkhome.Ilikemyteawithjustadropofmilk.Iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.如果它們的數(shù)量降至過低，將會(huì)給所有海洋生物帶來危險(xiǎn)。NothinggreatwaseverachievedwithoutenthusiasmSharksareatthetopofthefoodchainintheocean’secosystem.鯊魚在海洋生態(tài)系統(tǒng)中處于食物鏈的頂端。atthetopof…①在…頂部/頂端

②用最高/最大的(速度聲音等)atthetopofstairs在樓梯頂上

atthetopofone’svoice高聲地；扯著喉嚨地Hestoppedatthetopofstairs.Heshoutedatthetopofhisvoiceinorderthathemightbeheard.為了別人能夠聽見，他盡力大聲叫喊。填空：Hesuddenlycriedout_____________________.他突然聲嘶力竭地大叫。atthetopofhisvoiceNothinggreatwaseverachievedwithoutenthusiasmatthetopofthefoodchaincatch....cutoff...throw...backinto

enjoynolongerswim,slowlydiescruelaround70million...arecaughtandtradedbringdangerto....

Thenumberofsharkshavefallen....over90%

Sharksareendangered!Nothinggreatwaseverachievedwithoutenthusiasm1.Manypeopledonotrealizetheyarekillingawholeshark_____

theyenjoyabowlofshark

finsoup.2.Sharksareatthetopofthefoodchain,___iftheirnumbers

drop,theocean’secosystemwillbeindanger.sowhensoalthoughifbutwhenManythinkthatsharksaretoostrongtobeendangered,____theyarewrong.4._________therearenoscientificstudiestosupportthis,alotofpeoplebelievethatsharkfinsaregoodforhealth.5.Sharksmaydisappearoneday____wedonotdosomethingtostopthesaleofsharkfins.butFillintheblankswiththewordsinthebox.Althoughif

Postreading

NothinggreatwaseverachievedwithoutenthusiasmLanguagepointsdropby順便拜訪

dropin順便拜訪(臨時(shí)決定拜訪)dropout退出比賽；退學(xué)

dropoff減少；下降dropbehind落在…后面

Iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.如果它們的數(shù)量降至過低，將會(huì)給所有海洋生物帶來危險(xiǎn)。--Mom,I’moutofshampoo.Canyougetsomeformeafterwork?--Ok,I’ll_____thesupermarketonmywayhome.dropbyB.dropoutC.dropoffD.dropbehindNothinggreatwaseverachievedwithoutenthusiasm1.Manypeopledonotrealizetheyarekillingawholeshark______theyenjoyabowlofsharkfinsoup.2.Sharksareatthetopofthefoodchain,________iftheirnumbersdrop,theocean’secosystemwillbeindanger.3.Manythinkthatsharksaretoostrongtobeendangered,_______theyarewrong.Readthepassageagainandfillintheblankswiththewordsinthebox.whensobut3bsoalthoughifbutwhenNothinggreatwaseverachievedwithoutenthusiasmgPleasereturnmyivory/horn(角)/home

tomeWorkingroupsofelephants,polarbearsanddeertotellpeopleyoursituationfromproblems,reasons,influencesandactions,yourgroupwillbeinvitedtoshowinclass.Somereferencepaperswillbeoffered.rules:1.GreatTeamwork(2’)2.Goodreasons(2’)3.Goodinfluences(2’)4.Goodactions(2’)5.Goodexpressions(2’)3cLanguagepoints填空：①Wewererelievedtohearthatshe________________.聽說她脫險(xiǎn)了，我們感到很欣慰。②Children’slives____________everytimetheycrosstheroad.孩子每次過這條馬路都面臨著生命危險(xiǎn)。翻譯：我們要努力保護(hù)瀕危動(dòng)物。(efforts)wasoutofdangerareindangerWeshouldmakeeffortstoprotectendangeredanimals.NothinggreatwaseverachievedwithoutenthusiasmKeyPhrases聽說 ______________________魚翅羹

______________________切掉；切斷

______________________極其殘忍______________________不再______________________對(duì)……有害

______________________在食物鏈的頂端

______________________hearofsharkfinsoupcutoffextremelycruelbeharmfulto...nolongeratthetopofthefoodchainNothinggreatwaseverachievedwithoutenthusiasmLanguagepointsThere____(be)anumberofapplesinthebox,butthenumberoftheredapples____(be)only10.箱子里有大量的蘋果，但是紅蘋果的數(shù)量?jī)H僅是10個(gè)。areis填空：NothinggreatwaseverachievedwithoutenthusiasmSummary

Newwordsandexpressionscruel;harmful;industry;law;scientific;shark;fin;ecosystem;endangered;atthetopof;beharmfulto;thefoodchainprediction(預(yù)測(cè))skimming(略讀)scanning(尋讀)Readingstrategiesso;although;if;but;whenConjunctionsNothinggreatwaseverachievedwithoutenthusiasmLanguagepointsfallv.①(數(shù)量)下降；落下

②突然倒下

③進(jìn)入(某狀態(tài))

(fall–fell-fallen)Pricescontinuedtofallonthestockmarkettoday.今天股票市場(chǎng)價(jià)格繼續(xù)下跌。Oneofthekidfellintotheriver.其中一個(gè)小孩掉進(jìn)了河里。Ifelloverandcutmyknee.我摔倒了，劃破了膝蓋。Hehadfallenasleeponthesofa.他在沙發(fā)上睡著了。NothinggreatwaseverachievedwithoutenthusiasmLanguagepointsharmfuladj.有害的beharmfulto…對(duì)…有害的harmn[U].害處；危害

doharmto…對(duì)…有害harmlessadj.無害的Stayinguplateoftenisharmfultoyourhealth.經(jīng)常熬夜有害你的健康。Toomuchsmokingdoesharmtohislung.抽太多煙會(huì)對(duì)他的肺有害。Readinginthesun_______________________oureyes.太陽下看書有害于我們的眼睛。doesharmto/isharmfultoNothinggreatwaseverachievedwithoutenthusiasm自然生態(tài)系統(tǒng) ______________________服務(wù)行業(yè)

______________________在過去的20到30年里

______________________在法律上______________________到目前為止______________________科學(xué)研究

______________________naturalecosystemserviceindustryinthelast20to30yearsinlawsofarscientificstudyNothinggreatwaseverachievedwithoutenthusiasmindustryExercises一、根據(jù)句意及漢語提示完成單詞。1.Weshouldusesome________（科學(xué)的）waystosolvetheproblem.2.Withthedevelopmentof_________（工業(yè)）,itwillcausesomepollutionproblems.3.Thebossis

______（殘酷的）.

Hemakesthechildrenwork12hourseveryday.4.Everyonemustobeythe________（法律）inourcountry.5.Pollutedairandwaterare________（有害的）topeople’shealth.scientificcruellawharmfulNothing