2014年GRE考试阅读模拟试题4
<p> <span word="It">It</span> <span word="is">is</span> <span word="a">a</span> <span word="popular">popular</span> <span word="misconception">misconception</span> <span word="that">that</span> <span word="nuclear">nuclear</span> <span word="fusion">fusion</span> <span word="power">power</span> <span word="is">is</span> <span word="free">free</span> <span word="of">of</span> <span word="radioactivity">radioactivity</span>; <span word="in">in</span> <span word="fact">fact</span>, <span word="the">the</span> <span word="deuterium">deuterium</span>- <span word="tritium">tritium</span> <span word="reaction">reaction</span> <span word="that">that</span> <span word="nuclear">nuclear</span> <span word="scientists">scientists</span> <span word="are">are</span> <span word="currently">currently</span> <span word="exploring">exploring</span> <span word="with">with</span> <span word="such">such</span> <span word="zeal">zeal</span> <span word="produces">produces</span> <span word="both">both</span> <span word="alpha">alpha</span> <span word="particles">particles</span> 5 <span word="and">and</span> <span word="neutrons">neutrons</span>. <span word="Another">Another</span> <span word="common">common</span> <span word="misconception">misconception</span> <span word="is">is</span> <span word="that">that</span> <span word="nuclear">nuclear</span> <span word="fusion">fusion</span> <span word="power">power</span> <span word="is">is</span> <span word="a">a</span> <span word="virtually">virtually</span> <span word="unlimited">unlimited</span> <span word="source">source</span> <span word="of">of</span> <span word="energy">energy</span> <span word="because">because</span> <span word="of">of</span> <span word="the">the</span> <span word="enormous">enormous</span> <span word="quantity">quantity</span> <span word="of">of</span> <span word="deuterium">deuterium</span> <span word="in">in</span> <span word="the">the</span> <span word="sea">sea</span>.10 <span word="Actually">Actually</span>, <span word="its">its</span> <span word="limits">limits</span> <span word="are">are</span> <span word="set">set</span> <span word="by">by</span> <span word="the">the</span> <span word="amount">amount</span> <span word="of">of</span> <span word="available">available</span> <span word="lithium">lithium</span>, <span word="which">which</span> <span word="is">is</span> <span word="about">about</span> <span word="as">as</span> <span word="plentiful">plentiful</span> <span word="as">as</span> <span word="uranium">uranium</span> <span word="in">in</span> <span word="the">the</span> <span word="Earths">Earths</span> <span word="crust">crust</span>. <span word="Research">Research</span> <span word="should">should</span> <span word="certainly">certainly</span> <span word="continue">continue</span> <span word="on">on</span> <span word="controlled">controlled</span> <span word="nuclear">nuclear</span> <span word="fusion">fusion</span>, <span word="but">but</span> <span word="no">no</span> <span word="energy">energy</span> <span word="program">program</span> <span word="should">should</span> <span word="be">be</span> <span word="premised">premised</span> <span word="on">on</span> <span word="its">its</span> <span word="existence">existence</span> <span word="until">until</span> <span word="it">it</span> <span word="has">has</span> <span word="proven">proven</span> 15 <span word="practical">practical</span>.</p><p> 1. <span word="It">It</span> <span word="can">can</span> <span word="be">be</span> <span word="inferred">inferred</span> <span word="from">from</span> <span word="the">the</span> <span word="passage">passage</span> <span word="that">that</span> <span word="the">the</span> <span word="author">author</span> <span word="believes">believes</span> <span word="which">which</span> <span word="of">of</span> <span word="the">the</span> <span word="following">following</span> <span word="about">about</span> <span word="the">the</span> <span word="current">current</span> <span word="state">state</span> <span word="of">of</span> <span word="public">public</span> <span word="awareness">awareness</span> <span word="concerning">concerning</span> <span word="nuclear">nuclear</span> <span word="fusion">fusion</span> <span word="power">power</span>?</p><p> <span word="The">The</span> <span word="public">public</span> <span word="has">has</span> <span word="been">been</span> <span word="deliberately">deliberately</span> <span word="misinformed">misinformed</span> <span word="about">about</span> <span word="the">the</span> <span word="advantages">advantages</span> <span word="and">and</span> <span word="disadvantages">disadvantages</span> <span word="of">of</span> <span word="nuclear">nuclear</span> <span word="fusion">fusion</span> <span word="power">power</span>.</p><p> <span word="The">The</span> <span word="public">public</span> <span word="is">is</span> <span word="unaware">unaware</span> <span word="of">of</span> <span word="the">the</span> <span word="principal">principal</span> <span word="advantage">advantage</span> <span word="of">of</span> <span word="nuclear">nuclear</span> <span word="fusion">fusion</span> <span word="over">over</span> <span word="nuclear">nuclear</span> <span word="fission">fission</span> <span word="as">as</span> <span word="an">an</span> <span word="energy">energy</span> <span word="source">source</span>.</p><p> <span word="The">The</span> <span word="publics">publics</span> <span word="awareness">awareness</span> <span word="of">of</span> <span word="the">the</span> <span word="scientific">scientific</span> <span word="facts">facts</span> <span word="concerning">concerning</span> <span word="nuclear">nuclear</span> <span word="fusion">fusion</span> <span word="power">power</span> <span word="is">is</span> <span word="somewhat">somewhat</span> <span word="distorted">distorted</span> <span word="and">and</span> <span word="incomplete">incomplete</span>.</p><p> <span word="The">The</span> <span word="public">public</span> <span word="is">is</span> <span word="not">not</span> <span word="interested">interested</span> <span word="in">in</span> <span word="increasing">increasing</span> <span word="its">its</span> <span word="awareness">awareness</span> <span word="of">of</span> <span word="the">the</span> <span word="advantages">advantages</span> <span word="and">and</span> <span word="disadvantages">disadvantages</span> <span word="of">of</span> <span word="nuclear">nuclear</span> <span word="fusion">fusion</span> <span word="power">power</span>.</p><p> <span word="The">The</span> <span word="public">public</span> <span word="is">is</span> <span word="aware">aware</span> <span word="of">of</span> <span word="the">the</span> <span word="disadvantages">disadvantages</span> <span word="of">of</span> <span word="nuclear">nuclear</span> <span word="fusion">fusion</span> <span word="power">power</span> <span word="but">but</span> <span word="not">not</span> <span word="of">of</span> <span word="its">its</span> <span word="advantages">advantages</span>.</p>
页:
[1]