职称英语理工类阅读理解复习必备训练题(6)
<p> <span word="Cell">Cell</span> <span word="Phones">Phones</span> <span word="Increase">Increase</span> <span word="Traffic">Traffic</span>, <span word="Pedestrian">Pedestrian</span> <span word="Fatalities">Fatalities</span> <span word="The">The</span> <span word="new">new</span> <span word="studies">studies</span>, <span word="lead">lead</span>-<span word="authored">authored</span> <span word="by">by</span> <span word="Rutgers">Rutgers</span> <span word="University">University</span>, <span word="Newark">Newark</span>, <span word="Economics">Economics</span> <span word="Professor">Professor</span> <span word="Peter">Peter</span> <span word="D">D</span>. <span word="Loeb">Loeb</span>2, <span word="relate">relate</span> <span word="the">the</span> <span word="impact">impact</span> <span word="of">of</span> <span word="cell">cell</span> <span word="phones">phones</span> <span word="on">on</span> <span word="accident">accident</span> <span word="fatalities">fatalities</span> <span word="to">to</span> <span word="the">the</span> <span word="number">number</span> <span word="of">of</span> <span word="cell">cell</span> <span word="phones">phones</span> <span word="in">in</span> <span word="use">use</span>, <span word="showing">showing</span> <span word="that">that</span> <span word="the">the</span> <span word="current">current</span> <span word="increase">increase</span> <span word="in">in</span> <span word="deaths">deaths</span> <span word="resulting">resulting</span> <span word="from">from</span> <span word="cell">cell</span> <span word="phone">phone</span> <span word="use">use</span> <span word="follows">follows</span> <span word="a">a</span> <span word="period">period</span> <span word="when">when</span> <span word="cell">cell</span> <span word="phones">phones</span> <span word="actually">actually</span> <span word="helped">helped</span> <span word="to">to</span> <span word="reduce">reduce</span> <span word="pedestrian">pedestrian</span> <span word="and">and</span> <span word="traffic">traffic</span> <span word="fatalities">fatalities</span>. <span word="However">However</span>, <span word="this">this</span> <span word="reduction">reduction</span> <span word="in">in</span> <span word="fatalities">fatalities</span> <span word="disappeared">disappeared</span> <span word="once">once</span> <span word="the">the</span> <span word="numbers">numbers</span> <span word="of">of</span> <span word="phones">phones</span> <span word="in">in</span> <span word="use">use</span> <span word="reached">reached</span> <span word="a">a</span> <span word="critical">critical</span> <span word="mass">mass</span> 3 <span word="of">of</span> 100 <span word="million">million</span>, <span word="the">the</span> <span word="study">study</span> <span word="found">found</span>. <span word="Loeb">Loeb</span> <span word="and">and</span> <span word="his">his</span> <span word="co">co</span>-<span word="author">author</span> <span word="determined">determined</span> <span word="that">that</span>, <span word="at">at</span> <span word="the">the</span> <span word="current">current</span> <span word="time">time</span>, <span word="cell">cell</span> <span word="phone">phone</span> <span word="use">use</span> <span word="has">has</span> <span word="a">a</span> <span word="significant">significant</span> <span word="adverse">adverse</span> <span word="effect">effect</span> <span word="on">on</span> <span word="pedestrian">pedestrian</span> <span word="safety">safety</span> <span word="and">and</span> <span word="that">that</span> <span word="cell">cell</span> <span word="phones">phones</span> <span word="and">and</span> <span word="their">their</span> <span word="usage">usage</span> <span word="above">above</span> <span word="a">a</span> <span word="critical">critical</span> <span word="thresholds">thresholds</span> <span word="adds">adds</span> <span word="to">to</span> <span word="motor">motor</span> <span word="vehicle">vehicle</span> <span word="fatalities">fatalities</span>. <span word="In">In</span> <span word="the">the</span> <span word="late">late</span> 1980<span word="s">s</span> <span word="and">and</span> <span word="part">part</span> <span word="of">of</span> <span word="the">the</span> 1990<span word="s">s</span>, <span word="before">before</span> <span word="the">the</span> <span word="numbers">numbers</span> <span word="of">of</span> <span word="phones">phones</span> <span word="exploded">exploded</span>, <span word="cell">cell</span> <span word="phone">phone</span> <span word="use">use</span> <span word="actually">actually</span> <span word="had">had</span> <span word="a">a</span> <span word="life">life</span>-<span word="saving">saving</span> <span word="effect">effect</span> <span word="in">in</span> <span word="pedestrian">pedestrian</span> <span word="and">and</span> <span word="traffic">traffic</span> <span word="accidents">accidents</span>, <span word="Loeb">Loeb</span> <span word="notes">notes</span>. <span word="Cell">Cell</span>-<span word="phone">phone</span> <span word="users">users</span> <span word="were">were</span> <span word="able">able</span> <span word="to">to</span> <span word="quickly">quickly</span> <span word="call">call</span> <span word="for">for</span> <span word="medical">medical</span> <span word="assistance">assistance</span> <span word="when">when</span> <span word="involved">involved</span> <span word="in">in</span> <span word="an">an</span> <span word="accident">accident</span>. <span word="This">This</span> <span word="quick">quick</span> <span word="medical">medical</span> <span word="response">response</span> <span word="actually">actually</span> <span word="reduced">reduced</span> <span word="the">the</span> <span word="number">number</span> <span word="of">of</span> <span word="traffic">traffic</span> <span word="deaths">deaths</span> <span word="for">for</span> <span word="a">a</span> <span word="time">time</span>, <span word="Loeb">Loeb</span> <span word="hypothesizes">hypothesizes</span>. <span word="The">The</span> <span word="life">life</span>-<span word="saving">saving</span> <span word="effect">effect</span> <span word="occurred">occurred</span> <span word="as">as</span> <span word="the">the</span> <span word="volume">volume</span> <span word="of">of</span> <span word="phones">phones</span> <span word="grew">grew</span> <span word="into">into</span> <span word="the">the</span> <span word="early">early</span> 1990<span word="s">s</span>, <span word="and">and</span> <span word="increasing">increasing</span> <span word="numbers">numbers</span> <span word="of">of</span> <span word="cells">cells</span> <span word="were">were</span> <span word="used">used</span> <span word="to">to</span> <span word="call">call</span> 911 <span word="following">following</span> <span word="accidents">accidents</span>, <span word="leading">leading</span> <span word="to">to</span> <span word="a">a</span> <span word="drop">drop</span> <span word="in">in</span> <span word="fatalities">fatalities</span>, <span word="explains">explains</span> <span word="Loeb">Loeb</span>. <span word="But">But</span> <span word="this">this</span> <span word="life">life</span>-<span word="saving">saving</span> <span word="effect">effect</span> <span word="was">was</span> <span word="canceled">canceled</span> <span word="out">out</span>6 <span word="once">once</span> <span word="the">the</span> <span word="numbers">numbers</span> <span word="of">of</span> <span word="phones">phones</span> <span word="reached">reached</span> <span word="a">a</span> <span word="critical">critical</span> <span word="mass">mass</span> <span word="of">of</span> <span word="about">about</span> 100 <span word="million">million</span> <span word="and">and</span> <span word="the">the</span> <span word="life">life</span>-<span word="taking">taking</span> <span word="effect">effect</span> - <span word="increased">increased</span> <span word="accidents">accidents</span> <span word="and">and</span> <span word="fatalities">fatalities</span> <span word="outweighed">outweighed</span> <span word="the">the</span> <span word="benefits">benefits</span> <span word="of">of</span> <span word="quick">quick</span> <span word="access">access</span> <span word="to">to</span> 911 <span word="services">services</span>, <span word="according">according</span> <span word="to">to</span> <span word="Loeb">Loeb</span>. 词汇： <span word="hypothesize">hypothesize</span> <span word="v">v</span>.假设，假定 1. <span word="cell">cell</span>：<span word="cell">cell</span> <span word="phone">phone</span> 的缩写。 3. <span word="critical">critical</span> <span word="mass">mass</span>：临界数量。 5. <span word="a">a</span> <span word="critical">critical</span> <span word="threshold">threshold</span>：指的是前文所说的 <span word="critical">critical</span> <span word="mass">mass</span>。见注释3。 练习： <span word="A">A</span> <span word="show">show</span> <span word="that">that</span> <span word="talking">talking</span> <span word="on">on</span> <span word="the">the</span> <span word="phone">phone</span> <span word="while">while</span> <span word="driving">driving</span> <span word="or">or</span> <span word="walking">walking</span> <span word="in">in</span> <span word="the">the</span> <span word="street">street</span> <span word="increases">increases</span> <span word="deaths">deaths</span> <span word="of">of</span> <span word="drivers">drivers</span> <span word="and">and</span> <span word="pedestrians">pedestrians</span>. <span word="C">C</span> <span word="recommend">recommend</span> <span word="that">that</span> <span word="strict">strict</span> <span word="measures">measures</span> <span word="be">be</span> <span word="taken">taken</span> <span word="to">to</span> <span word="restrain">restrain</span> <span word="cell">cell</span> <span word="phone">phone</span> <span word="use">use</span>.</p>
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