2018届高三英语总复习Unit4Globalwarming课时作业新人教版.docx

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1、Unit4GlobalwarmingⅠ.阅读理解(2017·会宁一中月考)Istherelinkbetweenhumansandclimatechangeornot?Thisquestionwasfirststudiedintheearly1900s.Sincethen,manyscientistshavethoughtthatouractionsdomakeadifference.In1997,theKyotoProtocolexplainedourroleintheEarth'schangingatmosphereandsetinternationa

2、llimitsforgasemissions(排放)from2008to2012.Somecountrieshavedecidedtocontinuethesereductionsuntil2020.Morerecently,theParisAgreement,stuckbynearly200countries,alsoaimstolimitglobalwarming.Butjustnowhowmuchwarmeritwillgetdependsonhowdeeplycountriescutcarbonemissions.1．Itcanbeconclud

3、edfromparagraph1that________.A．theproblemofglobalwarmingwillhavebeenquitesolvedby2020B．gasemissionshavebeeneffectivelyreducedindevelopedcountriesC．theParisAgreementsismoreinfluentialthantheKyotoProtocolD．humanshavemadecontinuouseffortstoslowdownglobalwarming2．Ifnationscouldonlyke

4、eptheinitialpromisesoftheParisAgreement,whatwouldhappenbytheyear2100?A．Thehumanpopulationwouldincreasebyonethird.B．Littleover50%ofallspecieswouldstillexist.C．Nationswouldnotneedtotightentheiremissionstargets.D．TheAgreement'sminimumgoalwouldnotbereached.3．Ifthoseislandnationsnotfa

5、rabovesealevelaretosurvive,themaximumtemperaturerise,sincethestartoftheindustrialage,shouldbe________.A．0.8℃　B．1.5℃C．2℃D．3.5℃答案与解析本文介绍了人们一直努力减少温室气体的排放，并设立了到2100年我们应该达成的目标以及达成目标要符合的条件。1．D　推理判断题。根据文章第一段三至六句Sincethen,manyscientistshavethoughtthatouractionsdomakeadifference.In1997,th

6、eKyoto...stuckbynearly200countries,alsoaimstolimitglobalwarming.可知自从20世纪早期开始人类就一直在努力减少温室气体的排放，希望能减缓全球变暖的趋势。故D项正确。2．D　推理判断题。根据文章第二段Thisishowmuchtemperatureswouldriseby2100evenifnationsliveuptotheinitialParispromisestoreducecarbonemissions；可知如果各国的气体排放能够符合巴黎协议的要求，到2100年气温会比现在高3.5度。而

7、根据第三段Tomeetthisminimumgoal，可知最小的目标是上升2度。也就是说即使各国的气体排放能够符合巴黎协议的要求，也达不到最小的目标。故D正确。3．B　细节理解题。根据第四段ThisisthemostambitiousgoalfortemperaturerisesetbytheParisAgreement,afterapushbylowlyingislandnationslikeKiribati,whichsaylimitingtemperatureriseto1.5℃couldsavethemfromsinking.可知对于那些低海拔的

8、国家来说稳定上升1.5度，就可以避免他们被淹没。故B正确。Ⅱ.完形填空(2017