2013职称英语理工类的A级阅读理解冲刺习题3
<p> 阅读理解：</p><p> <span word="The">The</span> <span word="Exploding">Exploding</span> <span word="Lakes">Lakes</span> <span word="of">of</span> <span word="Cameroon">Cameroon</span></p><p> <span word="What">What</span> <span word="comes">comes</span> <span word="to">to</span> <span word="mind">mind</span> <span word="when">when</span> <span word="you">you</span> <span word="think">think</span> <span word="of">of</span> <span word="a">a</span> <span word="lake">lake</span>? <span word="You">You</span> <span word="probably">probably</span> <span word="imagine">imagine</span> <span word="a">a</span> <span word="pretty">pretty</span> <span word="scene">scene</span> <span word="with">with</span> <span word="blue">blue</span> <span word="water">water</span>，<span word="birds">birds</span>，<span word="and">and</span> <span word="fish">fish</span>.<span word="For">For</span> <span word="the">the</span> <span word="people">people</span> <span word="in">in</span> <span word="the">the</span> <span word="northwestern">northwestern</span> <span word="Cameroon">Cameroon</span>，<span word="however">however</span>, <span word="the">the</span> <span word="image">image</span> <span word="is">is</span> <span word="very">very</span> <span word="different">different</span>. <span word="For">For</span> <span word="them">them</span>，<span word="lakes">lakes</span> <span word="may">may</span> <span word="mean">mean</span> <span word="terrible">terrible</span> <span word="disasters">disasters</span>. <span word="In">In</span> 1984，<span word="poisonous">poisonous</span> <span word="gases">gases</span> <span word="exploded">exploded</span> <span word="out">out</span> <span word="of">of</span> <span word="Lake">Lake</span> <span word="Monoun">Monoun</span> <span word="and">and</span> <span word="came">came</span> <span word="down">down</span> <span word="into">into</span> <span word="the">the</span> <span word="nearby">nearby</span> <span word="villages">villages</span>，<span word="killing">killing</span> <span word="thirty">thirty</span>-<span word="seven">seven</span> <span word="people">people</span>.<span word="Two">Two</span> <span word="years">years</span> <span word="later">later</span>,<span word="Lake">Lake</span> <span word="Nyos">Nyos</span> <span word="erupted">erupted</span> <span word="A">A</span> <span word="cloud">cloud</span> <span word="of">of</span> <span word="gases">gases</span> <span word="rolled">rolled</span> <span word="down">down</span> <span word="the">the</span> <span word="hills">hills</span> <span word="and">and</span> <span word="into">into</span> <span word="the">the</span> <span word="valleys">valleys</span> <span word="and">and</span> <span word="killed">killed</span> 1,700 <span word="people">people</span>.</p><p> <span word="However">However</span>，<span word="in">in</span> <span word="Lakes">Lakes</span> <span word="Nyos">Nyos</span> <span word="and">and</span> <span word="Monoun">Monoun</span>，<span word="there">there</span> <span word="is">is</span> <span word="no">no</span> <span word="regular">regular</span> <span word="turning">turning</span> <span word="over">over</span>.<span word="No">No</span> <span word="one">one</span> <span word="knows">knows</span> <span word="the">the</span> <span word="reason">reason</span> <span word="for">for</span> <span word="this">this</span> <span word="fact">fact</span>，<span word="but">but</span> <span word="as">as</span> <span word="a">a</span> <span word="result">result</span>，<span word="these">these</span> <span word="lakes">lakes</span> <span word="have">have</span> <span word="more">more</span> <span word="gases">gases</span> <span word="tapped">tapped</span> <span word="at">at</span> <span word="the">the</span> <span word="bottom">bottom</span> <span word="than">than</span> <span word="other">other</span> <span word="crater">crater</span> <span word="lakes">lakes</span>. <span word="In">In</span> <span word="fact">fact</span>，<span word="scientists">scientists</span> <span word="who">who</span> <span word="have">have</span> <span word="studied">studied</span> <span word="Lakes">Lakes</span> <span word="Nyos">Nyos</span> <span word="and">and</span> <span word="Monoun">Monoun</span> <span word="have">have</span> <span word="found">found</span> 16,000 <span word="times">times</span> <span word="more">more</span> <span word="gases">gases</span>.<span word="When">When</span> <span word="a">a</span> <span word="strong">strong</span> <span word="wind">wind</span>，<span word="cool">cool</span> <span word="weather">weather</span> <span word="a">a</span> <span word="storm">storm</span>，<span word="or">or</span> <span word="a">a</span> <span word="landslidecauses">landslidecauses</span> <span word="the">the</span> <span word="water">water</span> <span word="to">to</span> <span word="turn">turn</span> <span word="over">over</span> <span word="suddenly">suddenly</span>，<span word="the">the</span> <span word="gases">gases</span> <span word="escape">escape</span> <span word="in">in</span> <span word="a">a</span> <span word="violent">violent</span> <span word="explosion">explosion</span>.</p><p> <span word="To">To</span> <span word="protect">protect</span> <span word="people">people</span> <span word="nearby">nearby</span> <span word="until">until</span> <span word="all">all</span> <span word="of">of</span> <span word="the">the</span> <span word="pipes">pipes</span> <span word="are">are</span> <span word="in">in</span> <span word="place">place</span>.<span word="the">the</span> <span word="scientists">scientists</span> <span word="have">have</span> <span word="installed">installed</span> <span word="early">early</span> <span word="warning">warning</span> <span word="systems">systems</span> <span word="at">at</span> <span word="both">both</span> <span word="lakes">lakes</span>. <span word="If">If</span> <span word="the">the</span> <span word="gas">gas</span> <span word="pressure">pressure</span> <span word="rises">rises</span> <span word="to">to</span> <span word="a">a</span> <span word="dangerous">dangerous</span> <span word="level">level</span>，<span word="computers">computers</span> <span word="will">will</span> <span word="set">set</span> <span word="off">off</span> <span word="loud">loud</span> <span word="sirensand">sirensand</span> <span word="bright">bright</span> <span word="lights">lights</span> <span word="to">to</span> <span word="warn">warn</span> <span word="the">the</span> <span word="people">people</span> <span word="in">in</span> <span word="the">the</span> <span word="villages">villages</span>.<span word="That">That</span> <span word="way">way</span>, <span word="they">they</span> <span word="will">will</span> <span word="have">have</span> <span word="time">time</span> <span word="to">to</span> <span word="escape">escape</span> <span word="from">from</span> <span word="the">the</span> <span word="dangerous">dangerous</span> <span word="gases">gases</span>.</p><p> <span word="A">A</span> <span word="Water">Water</span> <span word="will">will</span> <span word="flow">flow</span> <span word="down">down</span> <span word="the">the</span> <span word="hills">hills</span></p><p> <span word="C">C</span> <span word="A">A</span> <span word="strong">strong</span> <span word="wind">wind</span> <span word="will">will</span> <span word="rise">rise</span> <span word="from">from</span> <span word="the">the</span> <span word="lakes">lakes</span></p>
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