Unit15We’retryingtosavethemanatees!Part1:Teachingdesign(第一部分：教学设计)Structures:ReviewofstructuresTargetlanguage:Ithinkthatanimalsshouldnotliveinzoos.Idisagreewithyou.Ifeelthatzoosprovidecleanandsafeplacesforendangeredanimalstolive.Vocabulary:manatee,cheetah,kangaroo,chimpanzee,recycle,aquatic,habitat,gentle,aggressive,playful,furry,gray,enormous,strong,spotted,underwater,mangrove,vegetation,swamp,save,environment,educate,public,politelyLearningstrategies:Classifying,ListeningforspecificinformationSectionAGoals●Toreviewstructureslearned●TolistenandtalkaboutanimalsProceduresWarmingupbylearningaboutanimalsAnimalsarelivingthings.Plantscanmaketheirownfoodorenergyfromthelightofthesun,butanimalscan'tdothis.Animalshavetoeatplantsorotheranimalstogetenergytolive.Someanimalseatonlyplants.Wesaythattheseanimalsareherbivores.Someanimalseatonlymeat.Wesaythattheseanimalsarecarnivores.Someanimalseatbothplantsandmeat.Wesaythattheseanimalsareomnivores.Plantscan'tmovearound,butmostanimalscanmovearound.Animalsaredividedintogroups.1aLookinganddescribingOnpage118inthepictureyouwillseeazoowithanimalsandvisitors.Nowchooseadjectiveslistedintheboxtodescribethesixanimals.AfricanelephantsChimpanzeesKangaroosManateesCheetahsPolarbearsenormousnoisyplayfulgentle,shyspotted,fastFurry,aggressive1bListeningandcirclingVictorandGinnyaretalkingaboutanimals.Theyaredescribingthemwithmanydifferentwords.Nowlistentotheirtalkandcirclethewordsusedin1atodescribetheanimals.TapescriptBoy:Hey,Ginny.What’sthatbig,furryanimalinthepond?Girl:It’sapolarbear,Victor.They’rekindofaggressive.Boy:Arethey?Looksliketheyreallylovewater.Girl:Uh-huh.Boy:Andwhatdoyoucallthosebig,graythingsinthewater?Girl:They’recalledmanatees.Boy:What?Girl:Manatees.They’reverygentleandveryshy.Girl:They’recheetahs.Thecheetahisthefastestanimalonearth1cDoinggroupworkWehumansareanimals,too.Sowearelikeanimalsinsomeways.Nowingroupsoffour,youaregoingtothinkofananimalthatisthesameasyouareinsomeways.Thenyouaretodescribetheanimalandtheothersaretoguessitsname.A:IamlikethisanimalbecauseIamstrongandintelligent.Ilikewater,andIliketoeatvegetables.B:You’relikeanelephant.A:No.B:You’relikeamanatee.A:Yes!A:IamlikethisanimalbecauseIamheavyandenormous.Ilikeforests,andIliketogoaroundthemountain.B:You’relikeachimpanzee.A:No.B:You’relikeanelephant.A:Yes!A:IamlikethisanimalbecauseIlikespottedclothingandIrunthefastestinmyschool.B:You’relikeamanatee.A:No.B:You’relikeacheetahs.A:Yes!2aListeningandmatchingAboyisaskingamanaboutanimalshelikes.TapescriptBoy:Canyoutellusaboutthemanatees,please?Man:Sure.We’retryingtosavethem.Boy:Why?Aretheyendangered?Man:Yes.Thereusedtobealotofmanatees,butnowtherearen’tverymanyofthem.Boy:Doyouknowhowmanythereare?Man:Atthispoint,thereareonlyabout2,500intheU.S.In1927,itwasdiscoveredthattheywereendangered.Sincethen,thegovernmenthaspassedlawstoprotectthem.Boy:Wheredotheylive?Man:Theirfavoritehabitatisthewaterunderthetreesinmangroveswamps.Boy:Andwhyaretheyendangered?Man:Someoftheswampshavebecomepolluted.Also,theresometimesisn’tenoughfoodforallofthem.Asyoucansee,they’relarge.Theaveragemanateeisabouttenfeetlongandweighsabout1,000pounds.Theyneedabout100poundsofaquaticfeedaday.Boy:Aquaticfeed?Man:Oh,that’sunderwaterplantsandvegetation.That’swhattheyeat.Nowlistentotheirtalkandmatchthewordswiththedefinitionsintheboxonpage119.1.endang...
