高考英语阅读科技环保类专练及详解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,。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:_________ (NMET山东E篇)AdevicethatstopsdrivesfromfallingasleepatthewheelisabouttoundergotestingatDepartmentofTransportlaboratoriesandcouldgoonsalewithin12months. Thesystem,calledDriverAlert,identsby20%—40%%ofallpilot-identsthatarerelatedtofatigue. ,wornbydrivesorpilots,(方向盘).Asensorinthewristbanddetectsthispressingactionandmeasuresthetimebetweenthesoundandthedriver'sresponse. Tirednessisdirectlyrelatedtoadriver',awatchfuldriverwouldtakeabout400millisecondstorespond,butoncethatfallstomorethan500milliseconds,itsuggeststhatthedriverisgettingsleepy. Insuchcasesthedevicegivesoutmoreregularandloudersounds,'sresponsecontinuestoslowdown,emorefrequentuntilanonstopalarmwarnsthatthedrivermuststopassoonaspossible. Thedevicehasbeendeliveredtothedepartment',scheduledforsixmonths'time,essful,,DriverAlert______. -idents ? . . . .
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