职称英语理工类A级完型填空例题解析
<p> <span word="Debate">Debate</span> <span word="over">over</span> <span word="the">the</span> <span word="use">use</span> <span word="of">of</span> <span word="Renewable">Renewable</span> <span word="energy">energy</span></p><p> <span word="Ausubel">Ausubel</span> <span word="of">of</span> <span word="Rockefeller">Rockefeller</span> <span word="University">University</span> <span word="in">in</span> <span word="New">New</span> <span word="York">York</span>, <span word="US">US</span>. <span word="says">says</span> <span word="the">the</span> <span word="key">key</span> <span word="renewable">renewable</span> <span word="energy">energy</span> <span word="sources">sources</span>, <span word="including">including</span> <span word="sun">sun</span>, <span word="wind">wind</span> <span word="and">and</span> <span word="biofuels">biofuels</span>, <span word="would">would</span> <span word="all">all</span> <span word="require">require</span> <span word="vast">vast</span> 1 <span word="of">of</span> <span word="land">land</span> <span word="if">if</span> <span word="developed">developed</span> <span word="up">up</span> <span word="to">to</span> <span word="large">large</span> <span word="scale">scale</span> <span word="production">production</span>1<span word="unlike">unlike</span> <span word="nuclear">nuclear</span> <span word="power">power</span>. <span word="That">That</span> <span word="land">land</span> <span word="would">would</span> <span word="be">be</span> <span word="far">far</span> <span word="better">better</span> <span word="left">left</span> <span word="alone">alone</span>2, <span word="he">he</span> <span word="says">says</span>. <span word="Renewables">Renewables</span> <span word="look">look</span> <span word="attractive">attractive</span> <span word="when">when</span> <span word="they">they</span> <span word="are">are</span> <span word="quite">quite</span> 2 . <span word="But">But</span> <span word="if">if</span> <span word="we">we</span> <span word="start">start</span> <span word="producing">producing</span> <span word="renewable">renewable</span> <span word="energy">energy</span> <span word="on">on</span> <span word="a">a</span> <span word="large">large</span> <span word="scale">scale</span>, <span word="the">the</span> <span word="fallout">fallout</span> <span word="is">is</span> <span word="going">going</span> <span word="to">to</span> <span word="be">be</span> <span word="horrible">horrible</span>. <span word="Instead">Instead</span>, <span word="Ausubel">Ausubel</span> <span word="argues">argues</span> 3 <span word="renewed">renewed</span> <span word="development">development</span> <span word="of">of</span> <span word="nuclear">nuclear</span>.</p><p> <span word="Ausubel">Ausubel</span> <span word="draws">draws</span> <span word="his">his</span> <span word="conclusions">conclusions</span> <span word="by">by</span> <span word="analysing">analysing</span> <span word="the">the</span> <span word="amount">amount</span> <span word="of">of</span> <span word="energy">energy</span> <span word="renewables">renewables</span>, <span word="natural">natural</span> <span word="gas">gas</span> <span word="and">and</span> <span word="nuclear">nuclear</span> <span word="can">can</span> <span word="produce">produce</span> <span word="in">in</span> <span word="terms">terms</span> <span word="of">of</span> <span word="power">power</span> <span word="per">per</span> <span word="square">square</span> <span word="metre">metre</span> <span word="of">of</span> <span word="land">land</span> <span word="used">used</span>3. <span word="Moreover">Moreover</span>, <span word="he">he</span> <span word="claims">claims</span> <span word="that">that</span> <span word="as">as</span> <span word="renewable">renewable</span> <span word="energy">energy</span> <span word="use">use</span> <span word="increases">increases</span>, <span word="this">this</span> <span word="measure">measure</span> <span word="of">of</span> <span word="efficiency">efficiency</span>4 <span word="will">will</span> 4 <span word="as">as</span> <span word="the">the</span> <span word="best">best</span> <span word="land">land</span> <span word="for">for</span> <span word="wind">wind</span>, <span word="biofuels">biofuels</span>, <span word="and">and</span> <span word="solar">solar</span> <span word="power">power</span> <span word="gets">gets</span> <span word="used">used</span> <span word="up">up</span>.</p><p> <span word="Using">Using</span> <span word="biofuels">biofuels</span> <span word="to">to</span> <span word="obtain">obtain</span> <span word="the">the</span> 5 <span word="amount">amount</span> <span word="of">of</span> <span word="energy">energy</span> <span word="as">as</span> <span word="a">a</span> 1000 <span word="megawatt">megawatt</span> <span word="nuclear">nuclear</span> <span word="power">power</span> <span word="plant">plant</span> <span word="would">would</span> <span word="require">require</span> 2500 <span word="square">square</span> <span word="kilometres">kilometres</span> <span word="of">of</span> <span word="farm">farm</span> 6 , <span word="Ausubel">Ausubel</span> <span word="says">says</span>. <span word="We">We</span> <span word="should">should</span> <span word="be">be</span> <span word="sparing">sparing</span> <span word="land">land</span> <span word="for">for</span> <span word="nature">nature</span>5, <span word="not">not</span> <span word="using">using</span> <span word="it">it</span> <span word="as">as</span> <span word="pasture">pasture</span> <span word="for">for</span> <span word="cars">cars</span> <span word="and">and</span> <span word="trucks">trucks</span>, <span word="he">he</span> <span word="adds">adds</span>.</p><p> <span word="Solar">Solar</span> <span word="power">power</span> <span word="is">is</span> <span word="much">much</span> <span word="more">more</span> <span word="efficient">efficient</span> <span word="than">than</span> <span word="biofuel">biofuel</span> <span word="in">in</span> <span word="terms">terms</span> <span word="of">of</span> <span word="the">the</span> <span word="area">area</span> <span word="of">of</span> <span word="land">land</span> 7 , <span word="but">but</span> <span word="it">it</span> <span word="would">would</span> <span word="still">still</span> <span word="require">require</span> 150 <span word="square">square</span> <span word="kilometres">kilometres</span> <span word="of">of</span> <span word="photovoltaic">photovoltaic</span> <span word="cells">cells</span> <span word="to">to</span> 8 <span word="the">the</span> <span word="energy">energy</span> <span word="production">production</span> <span word="of">of</span> <span word="the">the</span> 1000 <span word="MW">MW</span> <span word="nuclear">nuclear</span> <span word="plant">plant</span>. <span word="In">In</span> <span word="another">another</span> <span word="example">example</span>, <span word="he">he</span> <span word="says">says</span> <span word="meeting">meeting</span> <span word="the">the</span> 2005 <span word="US">US</span> <span word="electricity">electricity</span> <span word="demand">demand</span> <span word="via">via</span> <span word="wind">wind</span> <span word="power">power</span> <span word="alone">alone</span> <span word="would">would</span> <span word="need">need</span> 780,000 <span word="square">square</span> <span word="kilometres">kilometres</span>, <span word="an">an</span> <span word="area">area</span> <span word="the">the</span> <span word="size">size</span> <span word="of">of</span> <span word="Texas">Texas</span>.</p>
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