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1、绝密★启用前2020-2021学年度高中期中考试卷英语试卷注意事项：1．答题前填写好自己的姓名、班级、考号等信息2．请将答案正确填写在答题卡上第I卷（选择题）第一部分 听力(共两节，满分30分)第一节 (共5小题；每小题1.5分，满分7.5分)听下面5段对话。每段对话后有一个小题，从题中所给的A、B、C三个选项中选出最佳选项，并标在试卷的相应位置。听完每段对话后，你都有10秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读一遍。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，
2、从每题所给的A、B、C和D四个选项中，选出最佳选项。AAnewresearch,presentedonMonday,suggeststhatparentswhogodownslideswiththeirkidsareactuallymakingslidesevenriskierfortheirlittleones.试卷第15页，总16页LedbyDr.CharlesJennissen,aprofessorattheUniversityofIowa,theresearchfoundthatplacingchildren(espec
3、iallyinfantsandtoddlers蹒跚学步的小孩)onadultlapsincreasestheriskofinjurytotheirlowerlegs,includingbrokenbones."I'veseenalotoftheseinjuriesallthroughmycareer,andIhadn'tseenanybodytalkaboutthisproblem,"saysJennissen.SoJennissenandhiscolleaguesfoundthatabout350,000childrenund
4、ertheageofsixwereinjuredonslidesintheU.S.from2002to2015.Injuriesweremostcommonamongkidsfrom12-23monthsofage,andthemostcommoninjurywaslowerlegfractures(骨折).Theresearchersfoundthat94percentof600casesincludelowerleginjuries.Thisisimportant,becausethat'snothowakidfalling
5、offaslidealonewouldusuallygethurt.Thefactthatsomanykidsaregettinglowerleginjuries—andthatthoseinjuriesseemtogetlesscommonaskidsgetolder—suggestssomethingelseisatplay.Jennissenthinksthatwhenchildrenareslidingalone,theyaren’tgoingfastenoughorcarryingenoughbodyweighttoh
6、urtthemselves.Whenthey’resittingonanadult’slapandtheirfootgetscaught,theyhavetheaddedmomentumofanadultbody."Wethinkalotoftheselowerextremityinjuriesarebecausethey'reonthelap,"saysJennissen."Wedon'tknowthatforsure,becausenoparentssaythat.Butfrommyexperience,andthedata
7、thatsuggestsit,wethinkalmostallofthesearekidsareonthelap."试卷第15页，总16页Jennissenisn’targuingthatyoushouldnevergodowntheslidewithyourkid—heagreesthatit’sfunandthathe’sdoneitwithhisownkids—buthethinksadultsshouldrealizetherisks.21．Whatcanwelearnabouttheresearchfromthepas
8、sage?A．Manyparentsarehurtwhengoingdownslideswiththeirkids.B．Dr.CharlesJennissenistheleaderoftheresearchteam.C．Moreandmoreadultlapsa
