2014年职称英语考试综合类B级阅读理解专项训练四
<p> 阅读理解专项训练四</p><p> 下面有3篇短文，每篇短文后有5道题，每道题后面有4个选项。请根据文章的内容，从每题所给的4个选项中选择1个最佳答案。</p><p> 第一篇</p><p> <span word="A">A</span> <span word="Thirsty">Thirsty</span> <span word="World">World</span></p><p> <span word="The">The</span> <span word="world">world</span> <span word="is">is</span> <span word="not">not</span> <span word="only">only</span> <span word="hungry">hungry</span>; <span word="it">it</span> <span word="is">is</span> <span word="also">also</span> <span word="thirsty">thirsty</span> <span word="for">for</span> <span word="water">water</span>. <span word="This">This</span> <span word="may">may</span> <span word="seem">seem</span> <span word="strange">strange</span> <span word="to">to</span> <span word="you">you</span>, <span word="since">since</span> <span word="nearly">nearly</span> 75% <span word="of">of</span> <span word="the">the</span> <span word="earths">earths</span> <span word="surface">surface</span> <span word="is">is</span> <span word="covered">covered</span> <span word="with">with</span> <span word="water">water</span>. <span word="But">But</span> <span word="about">about</span> 97% <span word="of">of</span> <span word="this">this</span> <span word="huge">huge</span> <span word="amount">amount</span> <span word="is">is</span> <span word="sea">sea</span>-<span word="water">water</span>, <span word="or">or</span> <span word="salt">salt</span> <span word="water">water</span>. <span word="Man">Man</span> <span word="can">can</span> <span word="only">only</span> <span word="drink">drink</span> <span word="and">and</span> <span word="use">use</span> <span word="the">the</span> <span word="other">other</span> 3% - <span word="the">the</span> <span word="fresh">fresh</span> <span word="water">water</span> <span word="that">that</span> <span word="comes">comes</span> <span word="from">from</span> <span word="rivers">rivers</span>, <span word="lakes">lakes</span>, <span word="underground">underground</span>, <span word="and">and</span> <span word="other">other</span> <span word="sources">sources</span>. <span word="And">And</span> <span word="we">we</span> <span word="cannot">cannot</span> <span word="even">even</span> <span word="use">use</span> <span word="all">all</span> <span word="of">of</span> <span word="that">that</span>, <span word="because">because</span> <span word="some">some</span> <span word="of">of</span> <span word="it">it</span> <span word="is">is</span> <span word="in">in</span> <span word="the">the</span> <span word="form">form</span> <span word="of">of</span> <span word="icebergs">icebergs</span> <span word="and">and</span> <span word="glaciers">glaciers</span> . <span word="Even">Even</span> <span word="worse">worse</span>, <span word="some">some</span> <span word="of">of</span> <span word="it">it</span> <span word="has">has</span> <span word="been">been</span> <span word="polluted">polluted</span>.</p><p> <span word="At">At</span> <span word="the">the</span> <span word="moment">moment</span>, <span word="this">this</span> <span word="small">small</span> <span word="amount">amount</span> <span word="of">of</span> <span word="fresh">fresh</span> <span word="water">water</span> <span word="is">is</span> <span word="still">still</span> <span word="enough">enough</span> <span word="for">for</span> <span word="us">us</span>. <span word="However">However</span>, <span word="our">our</span> <span word="need">need</span> <span word="for">for</span> <span word="water">water</span> <span word="is">is</span> <span word="increasing">increasing</span> <span word="rapidly">rapidly</span>. <span word="Only">Only</span> <span word="if">if</span> <span word="we">we</span> <span word="take">take</span> <span word="steps">steps</span> <span word="to">to</span> <span word="deal">deal</span> <span word="with">with</span> <span word="this">this</span> <span word="problem">problem</span> <span word="now">now</span> <span word="can">can</span> <span word="we">we</span> <span word="avoid">avoid</span> <span word="a">a</span> <span word="severe">severe</span> <span word="worldwide">worldwide</span> <span word="water">water</span> <span word="shortage">shortage</span> <span word="later">later</span> <span word="on">on</span>. <span word="A">A</span> <span word="limited">limited</span> <span word="water">water</span> <span word="supply">supply</span> <span word="would">would</span> <span word="have">have</span> <span word="a">a</span> <span word="bad">bad</span> <span word="effect">effect</span> <span word="on">on</span> <span word="agriculture">agriculture</span> <span word="and">and</span> <span word="industry">industry</span>.</p><p> <span word="In">In</span> <span word="addition">addition</span> <span word="to">to</span> <span word="stopping">stopping</span> <span word="wasting">wasting</span> <span word="our">our</span> <span word="precious">precious</span> <span word="water">water</span>, <span word="one">one</span> <span word="useful">useful</span> <span word="step">step</span> <span word="we">we</span> <span word="should">should</span> <span word="take">take</span> <span word="is">is</span> <span word="to">to</span> <span word="develop">develop</span> <span word="ways">ways</span> <span word="of">of</span> <span word="reusing">reusing</span> <span word="it">it</span>. <span word="Experiments">Experiments</span> <span word="have">have</span> <span word="already">already</span> <span word="been">been</span> <span word="done">done</span> <span word="in">in</span> <span word="this">this</span> <span word="field">field</span>, <span word="but">but</span> <span word="only">only</span> <span word="on">on</span> <span word="a">a</span> <span word="small">small</span> <span word="scale">scale</span>.</p><p> <span word="Today">Today</span>, <span word="in">in</span> <span word="most">most</span> <span word="large">large</span> <span word="cities">cities</span>, <span word="water">water</span> <span word="is">is</span> <span word="used">used</span> <span word="only">only</span> <span word="once">once</span> <span word="and">and</span> <span word="it">it</span> <span word="eventually">eventually</span> <span word="returns">returns</span> <span word="to">to</span> <span word="the">the</span> <span word="see">see</span> <span word="or">or</span> <span word="runs">runs</span> <span word="into">into</span> <span word="underground">underground</span> <span word="storage">storage</span> <span word="tanks">tanks</span>. <span word="But">But</span> <span word="it">it</span> <span word="is">is</span> <span word="possible">possible</span> <span word="to">to</span> <span word="pipe">pipe</span> <span word="water">water</span> <span word="that">that</span> <span word="has">has</span> <span word="been">been</span> <span word="to">to</span> <span word="a">a</span> <span word="purifying">purifying</span> <span word="plant">plant</span>. <span word="There">There</span> <span word="it">it</span> <span word="can">can</span> <span word="be">be</span> <span word="filtered">filtered</span> <span word="and">and</span> <span word="treated">treated</span> <span word="with">with</span> <span word="chemicals">chemicals</span> <span word="so">so</span> <span word="that">that</span> <span word="it">it</span> <span word="can">can</span> <span word="be">be</span> <span word="used">used</span> <span word="again">again</span> <span word="just">just</span> <span word="as">as</span> <span word="if">if</span> <span word="it">it</span> <span word="ware">ware</span> <span word="fresh">fresh</span> <span word="from">from</span> <span word="a">a</span> <span word="spring">spring</span>. <span word="But">But</span> <span word="even">even</span> <span word="if">if</span> <span word="every">every</span> <span word="large">large</span> <span word="city">city</span> <span word="purified">purified</span> <span word="and">and</span> <span word="reused">reused</span> <span word="its">its</span> <span word="water">water</span>, <span word="we">we</span> <span word="still">still</span> <span word="would">would</span> <span word="not">not</span> <span word="have">have</span> <span word="where">where</span> <span word="could">could</span> <span word="we">we</span> <span word="turn">turn</span> <span word="next">next</span>? <span word="To">To</span> <span word="the">the</span> <span word="oceans">oceans</span>! <span word="All">All</span> <span word="we">we</span> <span word="d">d</span> <span word="have">have</span> <span word="to">to</span> <span word="do">do</span> <span word="to">to</span> <span word="make">make</span> <span word="use">use</span> <span word="of">of</span> <span word="vast">vast</span> <span word="amount">amount</span> <span word="of">of</span> <span word="sea">sea</span>-<span word="water">water</span> <span word="is">is</span> - <span word="remove">remove</span> <span word="the">the</span> <span word="salt">salt</span>. <span word="This">This</span> <span word="salt">salt</span>-<span word="removing">removing</span> <span word="process">process</span> <span word="is">is</span> <span word="already">already</span> <span word="use">use</span> <span word="in">in</span> <span word="many">many</span> <span word="parts">parts</span> <span word="of">of</span> <span word="the">the</span> <span word="world">world</span>.</p>
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