2018学年高中英语 Unit 4 Global warming课时跟踪练（一）Warming Up & Reading-Pre reading 新人教版-选修6

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1、-Unit4Globalwarming课时跟踪练（一）WarmingUp&Reading-PrereadingⅠ.阅读理解AYoumightthinkthat“globalwarming”meansnothingmorethanariseintheworld'stemperature.Butrisingsealevelscausedbyithaveresultedinthefirstevacuation(撤离)ofanislandnationthecitizensofTuvaluwillhaveto

2、leavetheirhomeland.Duringthe20thcentury,thesealevelrose8－12inches.Asaresult,Tuvaluhasexperiencedlowlandfloodingofsaltwaterthathaspollutedthecountry'sdrinkingwater.PaaniLaupepa,aTuvaluangovernmentofficial,reportedtotheEarthPolicyInstitutethatthenationha

3、ssufferedanunusuallyhighnumberoffiercestormsinthepasttenyears.Manyscientistsconnecthighersurfacewatertemperaturesresultingfromglobalwarmingtogreaterandmoredamagingstorms.LaupepaexpresseddissatisfactionwiththeUnitedStatesforrefusingtosigntheKyotoProtoco

4、l,aninternationalagreementcallingforindustrializednationstoreducetheirgreenhousegasemissions(导致温室效应的气体排放),whichareamaincauseofglobalwarming.“Byrefusingtosigntheagreement,theUShaseffectivelytakenawaythefreedomoffuturegenerationsofTuvaluanstolivewherethe

5、irforefathershavelivedforthousandsofyears.”LaupepatoldtheBBC.TuvaluhasaskedAustraliaandNewZealandtoallowthegradualmoveofitspeopletobothcountries.Tuvaluisnottheonlycountrythatisvulnerable(易受影响的)torisingsealevels.MaumoonGayoon,presidentoftheMaldives,told

6、theUnitedNationsthatglobalwarminghasmadehiscountryof311,000an“endangerednation”．1．Thetextismainlyabout________.A．rapidchangesinearth'stemperatureB．badeffectsofglobalwarmingC．movingofacountrytoanewplace7-D．reasonsforlowlandflooding解析：选B　主旨大意题。这篇短文主要讲述了全

7、球变暖造成的恶劣影响，故答案选B。A、C、D三项都是细节。2．Accordingtoscientists,theDIRECTcauseofmoreandfiercerstormsis________.A．greenhousegasemissionsinindustrializednationsB．highersurfacewatertemperaturesoftheseaC．continuousglobalwarmingD．risingsealevels解析：选B　细节理解题。根据第三段中“Many

8、scientistsconnecthighersurfacewatertemperaturesresultingfromglobalwarmingtogreaterandmoredamagingstorms.”可判断出造成严重的暴风雨的直接原因是海洋表面水温太高。3．LaupepawasnotsatisfiedwiththeUnitedStatesbecauseitdidnot________.A．agreetoreduceitsgreenhousegasemissi