2013年6月英语六级考试备考深度阅读试题模拟与解析（9）
<p> <span word="If">If</span> <span word="you">you</span> <span word="live">live</span> <span word="in">in</span> <span word="a">a</span> <span word="city">city</span> <span word="in">in</span> <span word="North">North</span> <span word="America">America</span> <span word="or">or</span> <span word="Europe">Europe</span>, <span word="you">you</span> <span word="have">have</span> <span word="probably">probably</span> <span word="never">never</span> <span word="thought">thought</span> <span word="much">much</span> <span word="about">about</span> <span word="water">water</span>. <span word="Whenever">Whenever</span> <span word="you">you</span> <span word="need">need</span> <span word="some">some</span>, <span word="you">you</span> <span word="turn">turn</span> <span word="on">on</span> <span word="the">the</span> <span word="tap">tap</span> <span word="and">and</span> <span word="there">there</span> <span word="it">it</span> <span word="is">is</span>. <span word="Millions">Millions</span> <span word="of">of</span> <span word="people">people</span> <span word="in">in</span> <span word="other">other</span> <span word="parts">parts</span> <span word="of">of</span> <span word="the">the</span> <span word="world">world</span> <span word="are">are</span> <span word="not">not</span> <span word="so">so</span> <span word="lucky">lucky</span>. <span word="They">They</span> <span word="have">have</span> <span word="trouble">trouble</span> <span word="getting">getting</span> <span word="enough">enough</span> <span word="clean">clean</span> <span word="water">water</span> <span word="for">for</span> <span word="their">their</span> <span word="basic">basic</span> <span word="needs">needs</span>. <span word="This">This</span> <span word="situation">situation</span> <span word="may">may</span> <span word="soon">soon</span> <span word="become">become</span> <span word="common">common</span> <span word="all">all</span> <span word="around">around</span> <span word="the">the</span> <span word="world">world</span>, <span word="scientists">scientists</span> <span word="believe">believe</span>. <span word="In">In</span> <span word="fact">fact</span>, <span word="they">they</span> <span word="say">say</span> <span word="that">that</span> <span word="the">the</span> <span word="lack">lack</span> <span word="of">of</span> <span word="clean">clean</span> <span word="water">water</span> <span word="may">may</span> <span word="be">be</span> <span word="one">one</span> <span word="of">of</span> <span word="the">the</span> <span word="biggest">biggest</span> <span word="issues">issues</span> <span word="in">in</span> <span word="the">the</span> <span word="twenty">twenty</span>-<span word="first">first</span> <span word="century">century</span>.</p><p> <span word="The">The</span> <span word="reasons">reasons</span> <span word="for">for</span> <span word="this">this</span> <span word="are">are</span> <span word="clear">clear</span>. <span word="On">On</span> <span word="the">the</span> <span word="one">one</span> <span word="hand">hand</span>. <span word="people">people</span> <span word="are">are</span> <span word="using">using</span> <span word="more">more</span> <span word="water">water</span> <span word="than">than</span> <span word="ever">ever</span> <span word="before">before</span>. <span word="Over">Over</span> <span word="the">the</span> <span word="last">last</span> <span word="fifty">fifty</span> <span word="years">years</span>, <span word="the">the</span> <span word="population">population</span> <span word="of">of</span> <span word="the">the</span> <span word="world">world</span> <span word="has">has</span> <span word="more">more</span> <span word="than">than</span> <span word="doubled">doubled</span>. <span word="On">On</span> <span word="the">the</span> <span word="other">other</span> <span word="hand">hand</span>, <span word="many">many</span> <span word="sources">sources</span> <span word="of">of</span> <span word="surface">surface</span> <span word="water">water</span> <span word="such">such</span> <span word="as">as</span> <span word="rivers">rivers</span>, <span word="lakes">lakes</span>, <span word="and">and</span> <span word="streams">streams</span> <span word="are">are</span> <span word="too">too</span> <span word="polluted">polluted</span> <span word="and">and</span> <span word="unhealthy">unhealthy</span> <span word="for">for</span> <span word="use">use</span> <span word="as">as</span> <span word="drinking">drinking</span> <span word="water">water</span>.</p><p> <span word="This">This</span> <span word="has">has</span> <span word="forced">forced</span> <span word="more">more</span> <span word="and">and</span> <span word="more">more</span> <span word="people">people</span> <span word="to">to</span> <span word="drill">drill</span> <span word="wells">wells</span> <span word="so">so</span> <span word="they">they</span> <span word="can">can</span> <span word="get">get</span> <span word="water">water</span> <span word="form">form</span> <span word="underground">underground</span>. <span word="There">There</span> <span word="are">are</span> <span word="enormous">enormous</span> <span word="amounts">amounts</span> <span word="of">of</span> <span word="water">water</span> <span word="deep">deep</span> <span word="underground">underground</span> <span word="in">in</span> <span word="lakes">lakes</span> <span word="called">called</span> <span word="aquifers">aquifers</span>. <span word="Until">Until</span> <span word="recently">recently</span>, <span word="scientists">scientists</span> <span word="believed">believed</span> <span word="this">this</span> <span word="underground">underground</span> <span word="water">water</span> <span word="was">was</span> <span word="safe">safe</span> <span word="from">from</span> <span word="pollution">pollution</span>. <span word="Then">Then</span>, <span word="in">in</span> <span word="the">the</span> 1980<span word="s">s</span>. <span word="people">people</span> <span word="in">in</span> <span word="the">the</span> <span word="United">United</span> <span word="States">States</span> <span word="began">began</span> <span word="to">to</span> <span word="find">find</span> <span word="chemicals">chemicals</span> <span word="in">in</span> <span word="their">their</span> <span word="well">well</span> <span word="water">water</span>, <span word="and">and</span> <span word="scientists">scientists</span> <span word="took">took</span> <span word="a">a</span> <span word="closer">closer</span> <span word="look">look</span> <span word="at">at</span> <span word="what">what</span> <span word="was">was</span> <span word="happening">happening</span>. <span word="Weldon">Weldon</span> <span word="Spring">Spring</span>, <span word="Missouri">Missouri</span>, <span word="for">for</span> <span word="example">example</span>, <span word="was">was</span> <span word="the">the</span> <span word="site">site</span> <span word="of">of</span> <span word="a">a</span> <span word="bomb">bomb</span> <span word="factory">factory</span> <span word="during">during</span> <span word="World">World</span> <span word="War">War</span> Ⅱ. <span word="The">The</span> <span word="factory">factory</span> <span word="was">was</span> <span word="destroyed">destroyed</span> <span word="after">after</span> <span word="the">the</span> <span word="war">war</span>. <span word="but">but</span> <span word="poisonous">poisonous</span> <span word="chemicals">chemicals</span> <span word="remained">remained</span> <span word="on">on</span> <span word="the">the</span> <span word="ground">ground</span>. <span word="Very">Very</span> <span word="slowly">slowly</span>, <span word="these">these</span> <span word="chemicals">chemicals</span> <span word="dripped">dripped</span> <span word="down">down</span> <span word="through">through</span> <span word="the">the</span> <span word="ground">ground</span> <span word="and">and</span> <span word="into">into</span> <span word="the">the</span> <span word="aquifer">aquifer</span>. <span word="Once">Once</span> <span word="they">they</span> <span word="did">did</span>, <span word="however">however</span>, <span word="the">the</span> <span word="water">water</span> <span word="form">form</span> <span word="that">that</span> <span word="aquifer">aquifer</span> <span word="was">was</span> <span word="no">no</span> <span word="longer">longer</span> <span word="drinkable">drinkable</span>.</p>
页:
[1]