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ID:9611088
大小:49.00 KB
页数:6页
时间:2018-05-03
《高三英语阅读理解专项训练》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库。
1、高三英语阅读理解专项训练科技环保类文章在高考英语试题中出现的频率最高,几乎每年都有一片,如NMET(1)D篇,NMETE篇,NMETA篇,NMETC篇等。此类文章一般为说明文,但也常常夹杂着叙述和议论,并经常出现一些较新的科技名词或术语。考生若经常阅读英语报刊,具备丰富的课外知识,并积累一定的时新词汇,对解读此类文章会大有帮助。A难度:难字数:258words标准用时:6minutes实际用时:_________Adevicethatstopsdrivesfromfallingasleepatthewheelisabouttoundergotesti
2、ngatDepartmentofTransportlaboratoriesandcouldgoonsalewithin12months.Thesystem,calledDriverAlert,aimstoreducedeadlyroadaccidentsby40%thatarecausedbytiredness.Airlinepilotscanalsouseittoreducethe30%ofallpilot-erroraccidentsthatarerelatedtofatigue.DriverAlertisbasedonacomputerized
3、wristband.Thedevice,wornbydrivesorpilots,givesoutasoundabouteveryfourminutesduringacarjourney.Aftereachsoundthedrivermustrespondbysqueezingthesteeringwheel(方向盘).Asensorinthewristbanddetectsthispressingactionandmeasuresthetimebetweenthesoundandthedriver'sresponse.Tirednessisdire
4、ctlyrelatedtoadriver'sresponsetime.Usually,awatchfuldriverwouldtakeabout400millisecondstorespond,butoncethatfallstomorethan500milliseconds,itsuggeststhatthedriverisgettingsleepy.Insuchcasesthedevicegivesoutmoreregularandloudersounds,showingthatthedrivershouldopenawindoworstopfo
5、rarest.Ifthedriver'sresponsecontinuestoslowdown,thesoundsbecomemorefrequentuntilanonstopalarmwarnsthatthedrivermuststopassoonaspossible.Thedevicehasbeendeliveredtothedepartment'slaboratoriesfortesting.Ifthesetests,scheduledforsixmonths'time,aresuccessful,themakerswillbringthepr
6、oducttomarketwithinaboutayear.1.Accordingtothetext,DriverAlert______.A.aimstoreducetiredness-relatedaccidentsB.aimstopreventdriversfromsleepingC.hasgonethroughtestingatlaboratoriesD.hasbeenonsalefor12months2.HowshouldadriverrespondtothesoundsfromDriverAlert?A.Bysoundingawarning
7、.B.Bycheckingthedrivingtime.C.Bytouchingthewristhand.D.Bypressingthesteeringwheel.3.Wecanlearnfromthetextthatthedriverneedstostopforabreakwhenhisresponsetimeis_____.A.about400millisecondsB.over500millisecondsC.below500millisecondsD.about4minutes4.Whenthedrivergetssleepywhiledri
8、ving,DriverAlert______.A.movesmoreregularlyB.opensthew
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