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时间:2019-04-20
《辽宁省葫芦岛协作校2018_2019学年高一英语上学期第一次月考习题》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、葫芦岛协作校2018-2019高一第一次月考英语注意事项:1.答题前,先将自己的姓名、准考证号填写在试题卷和答题卡上,并将准考证号条形码粘贴在答题卡上的指定位置。用2B铅笔将答题卡上试卷类型A后的方框涂黑。2.选择题的作答:每小题选出答案后,用2B铅笔把答题卡上对应题目的答案标号涂黑,写在试题卷、草稿纸和答题卡上的非答题区域均无效。3.非选择题的作答:用签字笔直接答在答题卡上对应的答题区域内。写在试题卷、草稿纸和答题卡上的非答题区域均无效。4.考试结束后,请将本试题卷和答题卡一并上交。第Ⅰ卷第一部
2、分听力(共两节,满分30分)(略)第二部分阅读理解(共两节,满分40分)第一节(共15小题:每小题2分,满分30分)阅读下列短文,从每题所给的四个选项(A、B、C和D)中选出最佳选项,并在答题卡上将该项涂黑。AIthaslongbeenthoughtthatelephantsrelyontheirlargeearsandbathinginriverstostaycoolinhotclimates.Newresearch,however,hasshowedthattheworld'slargestl
3、andanimalshaveasecrettrickofcontrollingtheirbodytemperatures.Scientistshavelongbeenpuzzledbytemperatureregulation(调节)inelephants.Generally,animalswithlargebodiestendtoholdmoreheatbecause,comparedtotheirsize,theyhaveasmallsurfaceareaforheattoescapefrom
4、.Elephants,withtheirheavyweightframes,wouldappeartobeatadisadvantageintheheatoftheirAfricanandAsianhabitats,especiallybecausetheyhavethickfurtoprotectthemfrombushesandtrees.Scientiststhoughtthatthesecreatures,whichweighupto13tonswhenfullygrown,growlar
5、geearstohelpthemstaycool.Theskinontheearsisthinner,sobloodwhichflowsintothemcoolsdownmoreeasily.ButfindingsbyresearchersattwouniversitiesinViennahaveshowedthatelephantsarealsoabletocooldownbyincreasingthebloodflowtoskinpatches(斑)inotherpartsoftheirbod
6、ies.TheresearchersstudiedsixAfricanelephantsatViennaZooastheymovedbetweenoutdoorandindoorenvironmentstoseehowthetemperatureontheirskinsurfacewouldchange.Theyfoundupto15“hotspots”alloveranelephant'sbodysurface,inadditiontolargepatchesontheears.Thestudy
7、showshowthesepatchesexpandastheairtemperatureincreasesandmorebloodflowsnearertotheskinsurface.Otherexperimentsshowthatelephantsinthewildusethesame“windows”tocontroltheirbodytemperature.Elephantshavetwoadditionalwaystostaycool:flapping(拍打)theearsandbat
8、hing.Togetherwiththesetricks,theskinhotspotsallowtheanimalstokeeptheirbodytemperaturealwaysatabout36degrees—onedegreelessthanhumans'.21.Whatcanweknowabouttheelephants?A.Theyhavethickfurtoprotectthem.B.TheyliveincoolareasinAfricaandAsia.C.Theyc
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