人教版九年級(jí)英語下冊(cè) （We're trying to save the earth!）SectionA 課件(第2課時(shí))

We’retryingtosavetheearth!SectionA第2課時(shí)

LearningObjectivesBytheendofthisperiod,you’llbeableto:1.readforgeneralideaswiththehelpofamindmap;2.learnabouttheimportanceandsomewaysofprotectingsharks;3.reviewtheuseofconjunctions,tenses,passivevoiceandthestructure

usedtodo

incontexts.Pre-reading1.Whatdoyouknowaboutsharks?2.Doyouthinksharksareendangered?Why?Pre-reading1.Whatdoyouknowaboutsharks?2.Doyouthinksharksareendangered?Why?Predictanswersaccordingtothetitleandthepicture.Savethesharks!Theyliveintheoceanandhavesharpteeth.Yes.BecauseIknowpeoplemaykillthemfortheirfinsandoil.Also,thetitletellsustosavethem.Savethesharks__________aboutthesharkfinsoupthe__________ofkillingthesharksdifferent__________ofsavingsharksReadandcompletethemindmapwithproperwords.FirstreadingSavethesharks__________aboutthesharkfinsoupthe__________ofkillingthesharksdifferent__________ofsavingsharksfactswaysharmFirstreadingReadandcompletethemindmapwithproperwords.Whereissharkfinsouppopular?1Howdopeopledealwiththesharkswhentheycatchthem?2Whyiscuttingoffsharks’finscruelorharmful?3Howmuchhavethenumbersofsomekindsofsharksfalleninthelast20to30years?4Whathavethetwoenvironmentalprotectiongroupsdone?5SecondreadingReadandanswerthequestionsbelow.Manyhaveheardofsharkfinsoup.

ThisfamousandexpensivedishisespeciallypopularinsouthernChina.

Butdoyourealizethatyou’rekillingawholesharkeachtimeyouenjoyabowlofsharkfinsoup?1.Whereissharkfinsouppopular?InsouthernChina.SecondreadingReadandanswerthequestionsbelow.Manyhaveheardofsharkfinsoup.

ThisfamousandexpensivedishisespeciallypopularinsouthernChina.

Butdoyourealizethatyou’rekillingawholesharkeachtimeyouenjoyabowlofsharkfinsoup?Secondreading1.Whereissharkfinsouppopular?InsouthernChina.tobetoldaboutsomethingReadandanswerthequestionsbelow.Whenpeoplecatchsharks,theycutofftheirfinsandthrowthesharkbackintotheocean.

Thisisnotonlycruel,butalsoharmfultotheenvironment.

Withoutafin,asharkcannolongerswimandslowlydies.

Sharksareatthetopofthefoodchainintheocean’secosystem…2.Howdopeopledealwiththesharkswhentheycatchthem?Peoplecutofftheirfinsandthrowthesharkbackintotheocean.SecondreadingReadandanswerthequestionsbelow.Whenpeoplecatchsharks,theycutofftheirfinsandthrowthesharkbackintotheocean.

Thisisnotonlycruel,butalsoharmfultotheenvironment.

Withoutafin,asharkcannolongerswimandslowlydies.

Sharksareatthetopofthefoodchainintheocean’secosystem…2.Howdopeopledealwiththesharkswhentheycatchthem?Peoplecutofftheirfinsandthrowthesharkbackintotheocean.SecondreadingremovesomethingwithaknifeorasimilartoolReadandanswerthequestionsbelow.Whenpeoplecatchsharks,theycutofftheirfinsandthrowthesharkbackintotheocean.

Thisisnotonlycruel,butalsoharmfultotheenvironment.

Withoutafin,asharkcannolongerswimandslowlydies.

Sharksareatthetopofthefoodchainintheocean’secosystem…2.Howdopeopledealwiththesharkswhentheycatchthem?Peoplecutofftheirfinsandthrowthesharkbackintotheocean.SecondreadingremovesomethingwithaknifeorasimilartoolatthehighestorthemostimportantrankofsomethingReadandanswerthequestionsbelow.thefoodchainintheoceantheocean’secosystemSecondreading…Thisisnotonlycruel,butalsoharmfultotheenvironment.

Withoutafin,asharkcannolongerswimandslowlydies.

Sharksareatthetopofthefoodchainintheocean’secosystem.

Iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.

Manybelievethat…3.Whyiscuttingoffsharks’finscruelorharmful?Becausewithoutafin,asharkcannolongerswimandslowlydies.Also,iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.Readandanswerthequestionsbelow.Secondreading…Thisisnotonlycruel,butalsoharmful

totheenvironment.

Withoutafin,asharkcannolongerswimandslowlydies.

Sharksareatthetopofthefoodchainintheocean’secosystem.

Iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.

Manybelievethat…3.Whyiscuttingoffsharks’finscruelorharmful?Becausewithoutafin,asharkcannolongerswimandslowlydies.Also,iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.beharmfulto:causingdamageorinjurytosomebodyorsomethingReadandanswerthequestionsbelow.Secondreading…Thisisnotonlycruel,butalsoharmful

totheenvironment.

Withoutafin,asharkcannolongerswimandslowlydies.

Sharksareatthetopofthefoodchainintheocean’secosystem.

Iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.

Manybelievethat…3.Whyiscuttingoffsharks’finscruelorharmful?Becausewithoutafin,asharkcannolongerswimandslowlydies.Also,iftheirnumbersdroptoolow,itwillbringdangertoalloceanlife.beharmfulto:causingdamageorinjurytosomebodyorsomethingtobecomeweaker,lowerorlessReadandanswerthequestionsbelow.Secondreading…Manybelievethatsharkscanneverbeendangeredbecausetheyarethestrongestintheirfoodchain.

Butinfact,around70millionsharksarecaughtandtradedinthisindustryeveryyear.

Thenumbersofsomekindsofsharkshavefallenbyover90percentinthelast20to30years.4.Howmuchhavethenumbersofsomekindsofsharksfalleninthelast20to30years?Byover90percent.Readandanswerthequestionsbelow.SecondreadingEnvironmentalprotectiongroupsaroundtheworld,suchasWildAidandtheWWF,areteachingthepublicabout“finning”.

Theyhaveevenaskedgovernmentstodeveloplawstostopthesaleofsharkfins.

Sofar,noscientificstudieshaveshownthatsharkfinsaregoodforhealth,sowhyeatthem?

Helpsavethesharks!5.Whathavethetwoenvironmentalprotectiongroupsdone?Theyareteachingthepublicabout“finning”andhaveevenaskedgovernmentstodeveloplawstostopthesaleofsharkfins.Readandanswerthequestionsbelow.SecondreadingEnvironmentalprotectiongroupsaroundtheworld,suchasWildAidandtheWWF,areteachingthepublicabout“finning”.

Theyhaveevenaskedgovernmentstodeveloplawstostopthesaleofsharkfins.

Sofar,noscientificstudieshaveshownthatsharkfinsaregoodforhealth,sowhyeatthem?

Helpsavethesharks!5.Whathavethetwoenvironmentalprotectiongroupsdone?Theyareteachingthepublicabout“finning”andhaveevenaskedgovernmentstodeveloplawstostopthesaleofsharkfins.tograduallygroworbecomebigger,moreadvanced,strongerReadandanswerthequestionsbelow.SecondreadingEnvironmentalprotectiongroupsaroundtheworld,suchasWildAidandtheWWF,areteachingthepublicabout“finning”.

Theyhaveevenaskedgovernmentstodeveloplawstostopthesaleofsharkfins.

Sofar,noscientificstudieshaveshownthatsharkfinsaregoodforhealth,sowhyeatthem?

Helpsavethesharks!5.Whathavethetwoenvironmentalprotectiongroupsdone?Theyareteachingthepublicabout“finning”andhaveevenaskedgovernmentstodeveloplawstostopthesaleofsharkfins.tograduallygroworbecomebigger,moreadvanced,strongerbegoodfor:dogoodtoReadandanswerthequestionsbelow.Thirdreading3bReadandfillintheblankswiththewordsinthebox.butsoalthoughifwhen1.Manypeopledonotrealizetheyarekillingawholeshark________theyenjoyabowlofsharkfinsoup.2.Sharksareatthetopofthefoodchain,______iftheirnumbersdrop,theocean’secosystemwillbeindanger.3.Manythinkthatsharksaretoostrongtobeendangered,______theyarewrong.4.__________therearenoscientificstudiestosupportthis,alotofpeoplebelievethatsharkfinsaregoodforhealth.5.Sharksmaydisappearoneday______wedonotdosomethingtostopthesaleofsharkfins.Thirdreading3bReadandfillintheblankswiththewordsinthebox.butsoalthoughifwhen1.Manypeopledonotrealizetheyarekillingawholeshark________theyenjoyabowlofsharkfinsoup.2.Sharksareatthetopofthefoodchain,______iftheirnumbersdrop,theocean’secosystemwillbeindanger.3.Manythinkthatsharksaretoostrongtobeendangered,______theyarewrong.4.__________therearenoscientificstudiestosupportthis,alotofpeoplebelievethatsharkfinsaregoodforhealth.5.Sharksmaydisappearoneday______wedonotdosomethingtostopthesaleofsharkfins.sowhenbutAlthoughifDearneighbors,Somepeopleliketoeatsharkfinsoup,especiallyin__________China.Butgettingthesharkfinisvery_______.Whenpeoplecatchsharks,they__________theirfinsandthrowthesharksbackintotheocean.Thesharksslowlydiebecausetheycan’t_______withoutfins.Andit’salso_______________theenvironment.Sharksareatthe_______ofthefoodchainintheocean.Ifthenumberofsharks_______toolow,thebalanceofthenaturewillbebroken.Pleasesaynotoeatingsharkfinsoupandtakeactiontosavethesharks!

HuaxingCommunityYourcommunityhascalledforactiontorefusesharkfinsoup.Finishtheletterwithproperwordsinthepassage..southerncruelcutoffliveharmfultotopdropsPost-readingWhatcanwedotosavethesharks?neverusesharkproductsputuppostersaroundourneighborhoodsoronlinevolunteerinsharkprotectionorganizationscallforthegovernmenttodeveloplawstostopthesalesofsharkfins.Post-readingFurtherthinkingExtendedknowledgeReadandthinkaboutthefollowingquestions.1.Whyiseatingsharkfinsoupnolongerfashionable?2.Doyouagreethatthesharksandoceansaretoofarawayfromus?Whyorwhynot?Millionsofsharkswerekilledeachyeartosupplythedemandforsharkfinsoup.Asaresult,1/3oftheworldsharkspeciesarefacingextinction.Thereisurgentneedtoeducatepeopletochange.AsChinesepeoplearebecomingmoreawareofwildlifeconservation,eatingsharkfinsoupisnolongerfashionable.Thegovernmenthasalsosetupcampaignbanningsharkfinsoupfromtheofficialbanquets.

Thecampaignhadbeendramaticandthechangeishuge.AftertheChinesegovernmentreleasedtheban,sharkfinsalesdeclined50%thewholeyear.Manypeoplestoppedeatingsharks.

Althoughsharksarefarawayfromus,peopleliveinthewholeworld.Wesharetheoneglobewitheveryone,soeveryonereallyhavethepowerto