职称英语真题理工2007年B类：阅读理解
<p> 第4部分：阅读理解(第31~45题，每题3分，共45分)</p><p> 下面有3篇短文，每篇短文后有5道题。请根据短文内容，为每题确定1个最佳选项。</p><p> 第一篇</p><p> <span word="Renewable">Renewable</span> <span word="Energy">Energy</span> <span word="Sources">Sources</span></p><p> <span word="Today">Today</span> <span word="petroleum">petroleum</span>(石油)<span word="provides">provides</span> <span word="around">around</span> 40% <span word="of">of</span> <span word="the">the</span> <span word="worlds">worlds</span> <span word="energy">energy</span> <span word="needs">needs</span>,<span word="mostly">mostly</span> <span word="fuelling">fuelling</span> <span word="automobiles">automobiles</span>.<span word="Coal">Coal</span> <span word="is">is</span> <span word="still">still</span> <span word="used">used</span>,<span word="mostly">mostly</span> <span word="in">in</span> <span word="power">power</span> <span word="stations">stations</span>,<span word="to">to</span> <span word="cover">cover</span> <span word="one">one</span>-<span word="quarter">quarter</span> <span word="of">of</span> <span word="our">our</span> <span word="energy">energy</span> <span word="needs">needs</span>,<span word="but">but</span> <span word="it">it</span> <span word="is">is</span> <span word="the">the</span> <span word="least">least</span> <span word="efficient">efficient</span>,<span word="unhealthiest">unhealthiest</span> <span word="and">and</span> <span word="most">most</span> <span word="environmentally">environmentally</span> <span word="damaging">damaging</span> <span word="fossil">fossil</span> <span word="fuel">fuel</span>(矿物燃料).<span word="Natural">Natural</span> <span word="gas">gas</span> <span word="reserves">reserves</span> <span word="could">could</span> <span word="fill">fill</span> <span word="some">some</span> <span word="of">of</span> <span word="the">the</span> <span word="gap">gap</span> <span word="from">from</span> <span word="oil">oil</span>,<span word="but">but</span> <span word="reserves">reserves</span> <span word="of">of</span> <span word="that">that</span> <span word="will">will</span> <span word="not">not</span> <span word="last">last</span> <span word="into">into</span> <span word="the">the</span> 22<span word="nd">nd</span> <span word="century">century</span> <span word="either">either</span>.<span word="Most">Most</span> <span word="experts">experts</span> <span word="predict">predict</span> <span word="we">we</span> <span word="will">will</span> <span word="exhaust">exhaust</span> <span word="easily">easily</span> <span word="accessible">accessible</span> <span word="reserves">reserves</span> <span word="within">within</span> 50 <span word="years">years</span>.<span word="Less">Less</span>-<span word="polluting">polluting</span> <span word="renewable">renewable</span> <span word="energy">energy</span> <span word="sources">sources</span> <span word="offer">offer</span> <span word="a">a</span> <span word="more">more</span> <span word="practical">practical</span> <span word="long">long</span>-<span word="term">term</span> <span word="energy">energy</span> <span word="solution">solution</span>.<span word="Renewablerefers">Renewablerefers</span> <span word="to">to</span> <span word="the">the</span> <span word="fact">fact</span> <span word="that">that</span> <span word="these">these</span> <span word="resources">resources</span> <span word="are">are</span> <span word="not">not</span> <span word="used">used</span> <span word="faster">faster</span> <span word="than">than</span> <span word="they">they</span> <span word="can">can</span> <span word="be">be</span> <span word="replaced">replaced</span>.</p><p> <span word="Hydroelectric">Hydroelectric</span>(水力发电的)<span word="power">power</span> <span word="is">is</span> <span word="now">now</span> <span word="the">the</span> <span word="most">most</span> <span word="common">common</span> <span word="form">form</span> <span word="of">of</span> <span word="renewable">renewable</span> <span word="energy">energy</span>,<span word="supplying">supplying</span> <span word="around">around</span> 20% <span word="of">of</span> <span word="world">world</span> <span word="electricity">electricity</span>.<span word="Chinas">Chinas</span> <span word="Three">Three</span> <span word="Gorges">Gorges</span> <span word="Dam">Dam</span> <span word="is">is</span> <span word="the">the</span> <span word="largest">largest</span> <span word="ever">ever</span>.<span word="At">At</span> <span word="five">five</span> <span word="times">times</span> <span word="the">the</span> <span word="size">size</span> <span word="of">of</span> <span word="the">the</span> <span word="USs">USs</span> <span word="Hoover">Hoover</span> <span word="Dam">Dam</span>,<span word="its">its</span> 26 <span word="turbines">turbines</span>(涡轮机)<span word="will">will</span> <span word="generate">generate</span> <span word="the">the</span> <span word="equivalent">equivalent</span> <span word="energy">energy</span> <span word="of">of</span> 18 <span word="coal">coal</span>-<span word="fired">fired</span> <span word="power">power</span> <span word="stations">stations</span>.<span word="It">It</span> <span word="will">will</span> <span word="satisfy">satisfy</span> 3% <span word="of">of</span> <span word="Chinas">Chinas</span> <span word="entire">entire</span> <span word="electricity">electricity</span> <span word="demand">demand</span>.</p><p> <span word="In">In</span> 2003,<span word="the">the</span> <span word="first">first</span> <span word="commercial">commercial</span> <span word="power">power</span> <span word="station">station</span> <span word="to">to</span> <span word="use">use</span> <span word="tidal">tidal</span>(潮汐的)<span word="currents">currents</span> <span word="in">in</span> <span word="the">the</span> <span word="open">open</span> <span word="sea">sea</span> <span word="opened">opened</span> <span word="in">in</span> <span word="Norway">Norway</span>.<span word="It">It</span> <span word="is">is</span> <span word="designed">designed</span> <span word="like">like</span> <span word="windmill">windmill</span>(风车),<span word="but">but</span> <span word="others">others</span> <span word="take">take</span> <span word="the">the</span> <span word="form">form</span> <span word="of">of</span> <span word="turbines">turbines</span>.</p>
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