2016-2017高中英语 unit 4 cyberspace过关检测 北师大版必修2

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1、第四单元过关检测第一部分　阅读理解(共两节,满分40分)第一节(共12小题;每小题2.5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。AInmosttownstoday,youcanseeteenagersstandingoverelectronicmachineswithflashinglights,shootingatspaceshipsfromotherplanetsanddroppingbombsonstrangemonsters(恶魔).ThemachineshavenameslikeSpaceWar

2、rior,DarkInvaderandsoon.Itusedtobebelievedthatdamagewasdoneonlytothosestrangevisitorsfromouterspace,butnowitseemsthattheyarestrikingback.Manyteenagerslikeelectronicgamessomuchthattheycan’tstopplaying.Theyspendhourstightlyholdingthejoystickcontrolsandconstantlypressingbuttonsmar

3、ked“fire”.Theydeveloppainsontheirfingersbecauseoftheconstantpressure.Theyplayandplaythatthepainshavenochancetobecuredproperly.Therapidwristmovementrequiredtoguidethespaceshipacrossthescreencausesanotherproblem:Themusclesofthewristandarmbecomesoinflamedandswollen(充血红肿)thattheypr

4、essagainstthebones.Thisconditioniswhatdoctorsnowcall“SpaceWarrior’sWrist”.Otherstrangeachesandpainsalsoarelikelytoaffecttheelbowsandshoulders.Anotherevenmorealarmingproblemisshownbythecaseofa17-year-oldgirlwhichwasrecentlyreportedintheBritishMedicalJournal.Shehadbeenplayingvari

5、ouskindsofelectronicgamesformorethantwohoursaday.Herfatherrepairedgamesandmachinesandshecouldusethecassettesandsystemsinhisworkshopasoftenassheliked.Oneday,afterplayingagamecalledDarkInvader,shelostconsciousness(晕倒)andfelltothefloor.Doctorswhoexaminedherfoundshewassufferingfrom

6、anunusualillnesscausedbylightsflashingataparticularfrequency.1.Electronicgamesarefoundverypopularwith　　　. A.peoplelivingintownsB.studentsstudyinginhighschoolsC.girlsworkingintheirfather’sworkshopsD.youngpeople提示:根据文章开头“Inmosttownstoday,youcanseeteenagersstanding...”可知选D项。答案:D2.

7、“SpaceWarrior’sWrist”iscausedby　　　. A.constantlypressingthebuttonsB.rapidlymovingacrossthescreenC.tightlyholdingthejoystickcontrolsD.inflamedandswollenmusclesofthewrist提示:根据第二段中“Theydeveloppainsontheirfingersbecauseoftheconstantpressure...Thisconditioniswhatdoctorsnowcall‘Space

8、Warrior’sWrist’.”可知其根源是不停地按按钮,故答案为A项。答案:A3.Thecaseofa1