2017届重庆市高考英语一轮复习阅读理解选编精练：97（含解析）
<p> 重庆市2017高考英语阅读理解选编（97）（附解析）</p><p> 阅读下列短文，从每题所给的<span word="A">A</span>.<span word="B">B</span>.<span word="C">C</span>和<span word="D">D</span>项中，选出最佳选项。</p><p> <span word="There">There</span> <span word="are">are</span> <span word="various">various</span> <span word="reasons">reasons</span> <span word="why">why</span> <span word="cancers">cancers</span> <span word="appear">appear</span> <span word="to">to</span> <span word="be">be</span> <span word="on">on</span> <span word="the">the</span> <span word="increase">increase</span>. <span word="For">For</span> <span word="one">one</span> <span word="thing">thing</span>, <span word="though">though</span> <span word="their">their</span> <span word="sufferers">sufferers</span> <span word="are">are</span> <span word="to">to</span> <span word="be">be</span> <span word="found">found</span> <span word="in">in</span> <span word="all">all</span> <span word="age">age</span> <span word="groups">groups</span>, <span word="cancers">cancers</span> <span word="are">are</span> <span word="particularly">particularly</span> <span word="likely">likely</span> <span word="to">to</span> <span word="attack">attack</span> <span word="persons">persons</span> <span word="in">in</span> <span word="their">their</span> <span word="middle">middle</span> <span word="and">and</span> <span word="advanced">advanced</span> <span word="years">years</span>. <span word="Naturally">Naturally</span>, <span word="since">since</span> <span word="people">people</span> <span word="live">live</span> <span word="longer">longer</span> <span word="these">these</span> <span word="years">years</span>, <span word="there">there</span> <span word="are">are</span> <span word="more">more</span> <span word="cancer">cancer</span> <span word="sufferers">sufferers</span> <span word="than">than</span> <span word="before">before</span>. <span word="Again">Again</span>, <span word="with">with</span> <span word="better">better</span> <span word="methods">methods</span> <span word="of">of</span> <span word="diagnosis">diagnosis</span> (诊断), <span word="doctors">doctors</span> <span word="can">can</span> <span word="more">more</span> <span word="easily">easily</span> <span word="recognize">recognize</span> <span word="cancerous">cancerous</span> <span word="growths">growths</span> <span word="that">that</span> <span word="would">would</span> <span word="formerly">formerly</span> <span word="have">have</span> <span word="passed">passed</span> <span word="unnoticed">unnoticed</span> <span word="or">or</span> <span word="that">that</span> <span word="would">would</span> <span word="have">have</span> <span word="been">been</span> <span word="wrongly">wrongly</span> <span word="diagnosed">diagnosed</span>. <span word="It">It</span> <span word="is">is</span> <span word="also">also</span> <span word="believed">believed</span> <span word="that">that</span> <span word="certain">certain</span> <span word="habits">habits</span> <span word="and">and</span> <span word="conditions">conditions</span> <span word="of">of</span> <span word="modem">modem</span> <span word="living">living</span>, <span word="including">including</span> <span word="heavy">heavy</span> <span word="smoking">smoking</span> <span word="and">and</span> <span word="the">the</span> <span word="pollution">pollution</span> <span word="of">of</span> <span word="the">the</span> <span word="air">air</span>, <span word="may">may</span> <span word="leave">leave</span> <span word="people">people</span> <span word="living">living</span> <span word="in">in</span> <span word="more">more</span> <span word="cancer">cancer</span>-<span word="causing">causing</span> <span word="conditions">conditions</span> <span word="than">than</span> <span word="before">before</span>.</p><p> <span word="We">We</span> <span word="all">all</span> <span word="look">look</span> <span word="forward">forward</span> <span word="to">to</span> <span word="the">the</span> <span word="day">day</span> <span word="when">when</span> <span word="a">a</span> <span word="simple">simple</span> <span word="medical">medical</span> <span word="test">test</span> <span word="can">can</span> <span word="find">find</span> <span word="cancer">cancer</span> <span word="while">while</span> <span word="it">it</span> <span word="is">is</span> <span word="still">still</span> <span word="small">small</span>. <span word="Researchers">Researchers</span> <span word="around">around</span> <span word="the">the</span> <span word="world">world</span> <span word="are">are</span> <span word="working">working</span> <span word="on">on</span> <span word="such">such</span> <span word="a">a</span> <span word="test">test</span>. <span word="Most">Most</span> <span word="of">of</span> <span word="their">their</span> <span word="work">work</span> <span word="deals">deals</span> <span word="with">with</span> <span word="the">the</span> <span word="examination">examination</span> <span word="of">of</span> <span word="the">the</span> <span word="blood">blood</span>.</p><p> <span word="Researchers">Researchers</span> <span word="in">in</span> <span word="Boston">Boston</span> <span word="have">have</span> <span word="found">found</span> <span word="something">something</span> <span word="in">in</span> <span word="the">the</span> <span word="blood">blood</span> <span word="of">of</span> <span word="cancer">cancer</span> <span word="patients">patients</span> <span word="that">that</span> <span word="does">does</span> <span word="not">not</span> <span word="appear">appear</span> <span word="in">in</span> <span word="healthy">healthy</span> <span word="persons">persons</span>. <span word="The">The</span> <span word="test">test</span> <span word="showed">showed</span> <span word="which">which</span> <span word="persons">persons</span> <span word="had">had</span> <span word="cancer">cancer</span> <span word="and">and</span> <span word="which">which</span> <span word="did">did</span> <span word="not">not</span>. <span word="It">It</span> <span word="was">was</span> <span word="correct">correct</span> <span word="more">more</span> <span word="than">than</span> 90 <span word="percent">percent</span> <span word="of">of</span> <span word="the">the</span> <span word="time">time</span>.</p><p> <span word="The">The</span> <span word="researchers">researchers</span> <span word="believe">believe</span> <span word="the">the</span> <span word="test">test</span> <span word="may">may</span> <span word="be">be</span> <span word="able">able</span> <span word="to">to</span> <span word="show">show</span> <span word="cancer">cancer</span> <span word="very">very</span> <span word="clearly">clearly</span> <span word="in">in</span> <span word="its">its</span> <span word="development">development</span>. <span word="Cancers">Cancers</span> <span word="discovered">discovered</span> <span word="early">early</span> <span word="usually">usually</span> <span word="can">can</span> <span word="be">be</span> <span word="treated">treated</span> <span word="successfully">successfully</span>.</p>
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