新视野视听说第3册答案Unit 2.doc

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1、Unit22.Basiclisteningpractice1-5BDAAC3.ListeninginTask1(1)nature(2)environmentalproblem(3)pollution(4)promote(5)awareof(6)fromoccurring(7)law(8)throwaway(9)fined(10)trashTask21-5DABCDTask31-5DDABC4.SpeakingoutModel1(1)gettingalongduringthisunusallyhotweather(

2、2)thehot,humidweatheriskillingher(3)doesbringglobalwarmingandrain(4)Everybodyshouldknowwhatcausesglobalwarming.Otherwisewewon’tstopit.(5)nottoburnanymorewoodorcoal(6)thepolaricecapsmeltandoceansriseModel2(1)askingfordonationstosavetherainforests(2)Theyneedhot

3、,tropicalclimates(3)heavyrainfallleadstodensevegetation(4)plantandanimalspeciesexistonlyinrainforests(5)areindangerofdestructionby(6)findawaytosavethemModel3(1)abigsandstormhitourcity(2)Theairwasfullofdirtandsandanddust(3)comesafteralongperiodofdrought(4)thes

4、oilcanbeliftedup(5)plantmoretreesandgrass(6)launchinganewafforestationprograminabidtoaddresstheenvironmentalproblem5.Let’stalk(1)-(8)bahdgecf6.FurtherlisteningandspeakingTask1(1)waterpollution(2)overconsumption(3)economicgrowth(4)resources(5)socialadvancement

5、(6)restricted(7)governmentplanning(8)economicpolicy(9)remarkablesteps(10)balanceTask21-5DBACCTask3(S1)negative(S2)report(S3)warming(S4)pressures(S5)mountainous(S6)barely(S7)makewayfor(S8)expect98percentofmountainareastoexperiencesevereclimatechangeby2055(S9)T

6、heUNisanxioustoraiseawarenessoftheproblemsfacingmountainareas(S10)ThousandsofvillagesinEuropearedesertedmostoftheyearViewingandspeaking(1)signs(2)warmertempreatures(3)warmest(4)snow(5)attracts(6)trouble(7)normal(8)bestseason(9)one-time(10)white