专业英语四级考试阅读理解练习题及答案详解(十九)
<p> <span word="The">The</span> <span word="discovery">discovery</span> <span word="of">of</span> <span word="the">the</span> <span word="Antarctic">Antarctic</span> <span word="not">not</span> <span word="only">only</span> <span word="proved">proved</span> <span word="one">one</span> <span word="of">of</span> <span word="the">the</span> <span word="most">most</span> <span word="interesting">interesting</span> <span word="of">of</span> <span word="all">all</span> <span word="geographical">geographical</span> <span word="adventures">adventures</span>, <span word="but">but</span> <span word="created">created</span> <span word="what">what</span> <span word="might">might</span> <span word="be">be</span> <span word="called">called</span> <span word="the">the</span> <span word="heroic">heroic</span> <span word="age">age</span> <span word="of">of</span> <span word="Antarctic">Antarctic</span> <span word="exploration">exploration</span>. <span word="By">By</span> <span word="their">their</span> <span word="tremendous">tremendous</span> <span word="heroism">heroism</span>, <span word="men">men</span> <span word="such">such</span> <span word="as">as</span> <span word="Shakleton">Shakleton</span>, <span word="Scott">Scott</span>, <span word="and">and</span> <span word="Amundsen">Amundsen</span> <span word="caused">caused</span> <span word="a">a</span> <span word="new">new</span> <span word="continent">continent</span> <span word="to">to</span> <span word="emerge">emerge</span> <span word="from">from</span> <span word="the">the</span> <span word="shadows">shadows</span>, <span word="and">and</span> <span word="yet">yet</span> <span word="that">that</span> <span word="heroic">heroic</span> <span word="age">age</span>, <span word="little">little</span> <span word="more">more</span> <span word="than">than</span> <span word="a">a</span> <span word="century">century</span> <span word="old">old</span>, <span word="is">is</span> <span word="already">already</span> <span word="passing">passing</span>. <span word="Modern">Modern</span> <span word="science">science</span> <span word="and">and</span> <span word="inventions">inventions</span> <span word="are">are</span> <span word="revolutionizing">revolutionizing</span> <span word="the">the</span> <span word="endurance">endurance</span>, <span word="future">future</span> <span word="journeys">journeys</span> <span word="into">into</span> <span word="these">these</span> <span word="icy">icy</span> <span word="wastes">wastes</span> <span word="will">will</span> <span word="probably">probably</span> <span word="depend">depend</span> <span word="on">on</span> <span word="motor">motor</span> <span word="vehicles">vehicles</span> <span word="equipped">equipped</span> <span word="with">with</span> <span word="caterpillar">caterpillar</span> <span word="traction">traction</span> <span word="rather">rather</span> <span word="than">than</span> <span word="on">on</span> <span word="the">the</span> <span word="dogs">dogs</span> <span word="that">that</span> <span word="earlier">earlier</span> <span word="discoverers">discoverers</span> <span word="found">found</span> <span word="so">so</span> <span word="invaluable">invaluable</span> <span word="and">and</span> <span word="hardly">hardly</span> <span word="comparable">comparable</span>.</p><p> <span word="Few">Few</span> <span word="realize">realize</span> <span word="that">that</span> <span word="this">this</span> <span word="Antarctic">Antarctic</span> <span word="continent">continent</span> <span word="is">is</span> <span word="almost">almost</span> <span word="equal">equal</span> <span word="in">in</span> <span word="size">size</span> <span word="to">to</span> <span word="South">South</span> <span word="America">America</span>, <span word="and">and</span> <span word="enormous">enormous</span> <span word="field">field</span> <span word="of">of</span> <span word="work">work</span> <span word="awaits">awaits</span> <span word="geographers">geographers</span> <span word="and">and</span> <span word="prospectors">prospectors</span>. <span word="The">The</span> <span word="coasts">coasts</span> <span word="of">of</span> <span word="this">this</span> <span word="continent">continent</span> <span word="remain">remain</span> <span word="to">to</span> <span word="be">be</span> <span word="accurately">accurately</span> <span word="charted">charted</span>, <span word="and">and</span> <span word="the">the</span> <span word="maping">maping</span> <span word="of">of</span> <span word="the">the</span> <span word="whole">whole</span> <span word="of">of</span> <span word="the">the</span> <span word="interior">interior</span> <span word="presents">presents</span> <span word="a">a</span> <span word="formidable">formidable</span> <span word="task">task</span> <span word="to">to</span> <span word="the">the</span> <span word="cartographers">cartographers</span> <span word="who">who</span> <span word="undertake">undertake</span> <span word="the">the</span> <span word="work">work</span>. <span word="Once">Once</span> <span word="their">their</span> <span word="labors">labors</span> <span word="are">are</span> <span word="completed">completed</span>, <span word="it">it</span> <span word="will">will</span> <span word="be">be</span> <span word="possible">possible</span> <span word="to">to</span> <span word="prospect">prospect</span> <span word="the">the</span> <span word="vast">vast</span> <span word="natural">natural</span> <span word="resources">resources</span> <span word="which">which</span> <span word="scientists">scientists</span> <span word="believe">believe</span> <span word="will">will</span> <span word="furnish">furnish</span> <span word="one">one</span> <span word="of">of</span> <span word="the">the</span> <span word="largest">largest</span> <span word="treasure">treasure</span> <span word="hoards">hoards</span> <span word="of">of</span> <span word="metals">metals</span> <span word="and">and</span> <span word="minerals">minerals</span> <span word="the">the</span> <span word="world">world</span> <span word="has">has</span> <span word="yet">yet</span> <span word="known">known</span>, <span word="and">and</span> <span word="almost">almost</span> <span word="inexhaustible">inexhaustible</span> <span word="sources">sources</span> <span word="of">of</span> <span word="copper">copper</span>, <span word="coal">coal</span>, <span word="uranium">uranium</span>, <span word="and">and</span> <span word="many">many</span> <span word="other">other</span> <span word="ores">ores</span> <span word="will">will</span> <span word="become">become</span> <span word="available">available</span> <span word="to">to</span> <span word="man">man</span>. <span word="Such">Such</span> <span word="discoveries">discoveries</span> <span word="will">will</span> <span word="usher">usher</span> <span word="in">in</span> <span word="an">an</span> <span word="era">era</span> <span word="of">of</span> <span word="practical">practical</span> <span word="exploitation">exploitation</span> <span word="of">of</span> <span word="the">the</span> <span word="Antarctic">Antarctic</span> <span word="wastes">wastes</span>.</p><p> <span word="The">The</span> <span word="polar">polar</span> <span word="darkness">darkness</span> <span word="which">which</span> <span word="hides">hides</span> <span word="this">this</span> <span word="continent">continent</span> <span word="for">for</span> <span word="the">the</span> <span word="six">six</span> <span word="winter">winter</span> <span word="months">months</span> <span word="will">will</span> <span word="be">be</span> <span word="defeated">defeated</span> <span word="by">by</span> <span word="huge">huge</span> <span word="batteries">batteries</span> <span word="of">of</span> <span word="light">light</span>, <span word="and">and</span> <span word="make">make</span> <span word="possible">possible</span> <span word="the">the</span> <span word="establishing">establishing</span> <span word="of">of</span> <span word="air">air</span>-<span word="fields">fields</span> <span word="for">for</span> <span word="the">the</span> <span word="future">future</span> <span word="inter">inter</span>-<span word="continental">continental</span> <span word="air">air</span> <span word="services">services</span> <span word="by">by</span> <span word="making">making</span> <span word="these">these</span> <span word="areas">areas</span> <span word="as">as</span> <span word="light">light</span> <span word="as">as</span> <span word="day">day</span>. <span word="Present">Present</span> <span word="flying">flying</span> <span word="routes">routes</span> <span word="will">will</span> <span word="be">be</span> <span word="completely">completely</span> <span word="changed">changed</span>, <span word="for">for</span> <span word="the">the</span> <span word="Antarctic">Antarctic</span> <span word="refueling">refueling</span> <span word="bases">bases</span> <span word="will">will</span> <span word="make">make</span> <span word="flights">flights</span> <span word="from">from</span> <span word="Australia">Australia</span> <span word="to">to</span> <span word="South">South</span> <span word="America">America</span> <span word="comparatively">comparatively</span> <span word="easy">easy</span> <span word="over">over</span> <span word="the">the</span> 5,000 <span word="miles">miles</span> <span word="journey">journey</span>.</p>
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