新英语教程第一册unit5

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1、UnitFiveBeavers黄贵赵伟兴肖薇Pre-readingActivitiesTextAnalysisSupplementaryExercisesWritingPracticeCulturalReadingsPre-readingActivitiesWarm-upQuestionsBackgroundInformationWhatanimaldoyouseeinthispicture?BackgroundInformationPre-readingActivitiesIGeographicalrange生活领域Physicalcharacteristi

2、cs身体特点Reproduction生育繁殖Behavior生活习性Geographicalrange生活领域BeaversarefoundthroughoutNorthAmerica,exceptfortheSouthwest,andMexico.Beaversliveinstreams,rivers,andlakeswheretreesareabundant.(inalargeamount):temperate(温带)forest&rainforest,freshwaterlake,freshwaterriversPhysicalcharacteristi

3、cs身体特点Beaversareprimarilygrowingorlivinginornearwater.Theyhavewaterproof,rich,glossy(光滑的),brownfur,andlarge,black,webbed(有蹼的)feet.Theirpowerfulhindlegsalsoincreasetheirswimmingability.Reproduction生殖繁育Femalebeaversarematureat2.5yearsold.Theygivebirthtoonelitterofkitsperyear,usuallybe

4、tweenAprilandJuly.Thegestation(怀孕)periodisabout3months.Thelitterusuallyconsistsof4kits,butupto8arepossible.Theyarebornwithalloftheirfur,theireyesopen,andtheirincisorteeth（门齿）erupted.Theyoungusuallystaywithparentsfor1-2yearsandthenleavetomaketheirownhomes.Behavior生活习性Beaversformpairs

5、andusuallyliveinfamilygroupsofupto8relatedindividuals.Beaverfamiliesareterritorialanddefendagainstotherfamilies.Inordertowarneachotherofdanger,beaversslaptheirtailsagainstthewater,creatingapowerfulnoise.Beaversareonlyoccasionallyseenduringtheday.Theyusuallywakeatdusk(昼伏夜出).BackWarm-

6、upQuestionsPre-readingActivitiesIIHaveyouheardoreverreadaboutbeavers?Whatdoyouknowaboutit?Whatdoyouexpecttolearnfromthetext?Backwords&expressionsNewWordsListeninganalysisoftextPhrasesLanguagestudyOutlineBackengineeringn.damn.constructvt.nearbya.pondn.mudn.projectn./v.sheltern.chambe

7、rn.viewn.tunneln.regulatevt.verticala.conveniencen.essentiala.barkn.diametern.abilityn.trunkn.femalen.pawn.dragv.chinn.afterall毕竟toholdback阻挡，抵制todrawon/upon利用，支取from…pointofview从…角度看dueto由于toprojectagainst保护，免受toalargeextent在很大程度上topickone’sway小心地走todealwith处理，对待BackManypeoplebelie

8、vethatbeaversareint