创新大学英语1级Unit6教案

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1、Unit6EnvironmentText:Water,WaterEverywhereTeachingObjectives(教学目的)Studentswillbeableto1.Graspthemainideaandstructureofthetext2.Masterthekeylanguagepointsandgrammaticalstructures3.Conductaseriesofreading,listening,speakingandwritingactivitiesrelatedtothethemeof

2、theunit.Teachingprocedures(教学步骤)(1)Pre-readingactivity(Period1-2)a.Informationrelatedtothetextb.IntroductiontotheTextc.Pre-studyingvocabulary(2)While-readingactivity(Periods3-4)a.Theorganizationofthetextb.Detailedreading-一studyofthelanguagepoints(3)Post-readin

3、gactivity(Period5-6)a.SpeakingActivityb.WritingPracticec.HavestudentsfinishtheexercisesandcheckPeriod1-2Pre-readingactivitya・BackgroundInformation1.FoodandAgriculturalOrganizationFoodandAgriculturalOrganization(FAO)isaspecializedUnitedNationsagencywhosemailgoa

4、listoeliminatehungeronaworldscale.Theorganization^mandateisto“raiselevelsofnutrition,improveagriculturalproductivity,betterthelivesofruralpopulationsandcontributetothegrowthofworldeconomy”.ThemainactivitiesofFAOconcentrateonfourareas:★Offerassistancetodevelopi

5、ngnations;★Provideinformationaboutnutrition,food,agriculture,forestryandfisheries;★Provideadvicetogovernments;★Serveasaneutralforumtodiscussandformulatepolicyonmajorfoodandagriculturalissues.2.LitreThelitre(orliterintheUS)isametricunitofvolume.TheLitreisnotanS

6、I(InternationalSystemofUnits),but(alongwithunitssuchashoursanddays)islistedasoneofthe“unitsoutsidetheSIthatareacceptedforusewithSFTheSIunitofvolumeisthecubicmetre(m3).Alitreisequalto0.001cubicmetres.3・CalorieAcaloriereferstoaunitofenergy.Therearetwocommonbutd

7、ifferentmeanings:oneisusedinfoodandnutrition,theotherwasformerlywidelyusedinchemistry,andafoodcalorierepresents1000chemistrycalorie.ThefoodcalorieissometimescapitalizedasCalorietodistinguishitfromthechemistrycalorie;however,thiscapitalizationisrarelyobservedin

8、practice.1.GlobalWarmingGlobalWarmingorclimatechangereferstomeasurableincreasesintheaveragetemperatureoftheEarth9satmosphere,oceans,andlandmasses.ScientistsbelievetheEarthiscurrent