大学体验英语视听说教程3(第二版)教师用书.pdf

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1、大学体验英语视听说教程3（第二版）教师参考书11Unit1CreatingaGreenerWorldLessonOneLead-inTask2ExpandingYourVocabulary1.C2.F3.A4.E5.B6.DAudioStudioClip1Warm-up1）Astringofwarmeryears2）Polariceismeltingfast3）ExtremeweathersTask1Note-taking1)oppositeendsofourplanet2)North3)meltingsofast4)itwillbegonewit

2、hin30years5)itcoulddisappearinjustsix6)South7)indangerofmelting8)shattered9)5010)oneoften11)shrunk12)collapsed13)10,000Task2Dictation1)astheearth’sairconditioner2)asnowballeffectwithtemperaturesrisingevenfaster3)taketheleadinsolvingthiscrisis4)doourparttoreducegreenhousegasses5)a

3、llfindourselvesonverythiniceClip2Task1Note-taking1)insurers2)risk3)outsome$33billion4)damages5)taxpayer6)threetimesmorethan7)fundedbytaxpayers22Unit1CreatingaGreenerWorldTask2TrueorFalse1)T2)F3)FFollow-upNaturalforces:solaractivities;changestotheearth’sorbit;othernaturalforcesHu

4、manfactors:burningoffossilfuels;agriculture;changesinland-usepatternsVideoStudioTask1Note-taking1)burned2)releasing3)radiates4)absorb5)isradiatedback6)trap7)reflect8)warming9)beingintensified10)releasedTask2PredictionBox1.Temperatureswillincreaseabout2to10degreesFahrenheitbythee

5、ndofthecentury.2.Risingsealevelswhichcouldfloodcoastalareasaroundtheworld.3.Weatherpatternscouldchange,makinghurricanesmorefrequent.4.Severedroughtscouldbecomemorecommoninwarmareas.5.Speciesunabletoadapttothechangingconditionswouldfaceextinction.LessonTwoLead-inTask1Reflectingon

6、theReading1.Ifwealldoourparttosavemotherearth,itisdefinitelypossible.2.Increasingrecyclingeffortscanhelpussavetheenvironment.33Unit1CreatingaGreenerWorld3.Youngchildrenareencouragedtohelpsavemotherearthbyengaginginvarioushabitsthatpromoteeco-friendlytechniques.4.Bydemonstratingev

7、erydaystrategiesforhelpinginthefighttosavetheenvironment.5.Eight.Theyare:recycling,education,reducingconsumption,runningthetapwhenabsolutelynecessary,neverlitter,rideabicycletogetaroundandlesscars,turnoffunusedlights,encourageotherstofollowsuitandspreadawareness.Task2ExpandingYou

8、rVocabulary1.C2.B3.A4.F5.D6.EAudioStudi