2016届高考英语二轮复习冲刺练：5 阅读+七选五+完形+书面表达
<p> 第5练 阅读＋七选五＋完形＋书面表达</p><p> Ⅰ.阅读理解</p><p> 体裁：科普文 话题：科学世界 词数：360 时间：7′</p><p> <span word="Sir">Sir</span> <span word="John">John</span>，<span word="a">a</span> <span word="British">British</span> <span word="scientist">scientist</span> <span word="who">who</span> <span word="won">won</span> <span word="last">last</span> <span word="year">year</span>'<span word="s">s</span> <span word="Nobel">Nobel</span> <span word="Prize">Prize</span> <span word="for">for</span> <span word="medicine">medicine</span>，<span word="said">said</span> <span word="he">he</span> <span word="had">had</span> <span word="predicted">predicted</span> <span word="at">at</span> <span word="the">the</span> <span word="time">time</span> <span word="of">of</span> <span word="his">his</span> <span word="frog">frog</span> <span word="experiments">experiments</span> <span word="that">that</span> <span word="the">the</span> <span word="successful">successful</span> <span word="cloning">cloning</span> <span word="of">of</span> <span word="a">a</span> <span word="mammal">mammal</span> <span word="would">would</span> <span word="happen">happen</span> <span word="within">within</span> 50 <span word="years">years</span>，<span word="and">and</span> <span word="that">that</span> “<span word="maybe">maybe</span> <span word="the">the</span> <span word="same">same</span> <span word="answer">answer</span> <span word="is">is</span> <span word="appropriate">appropriate</span>” <span word="for">for</span> <span word="the">the</span> <span word="step">step</span> <span word="to">to</span> <span word="human">human</span> <span word="cloning">cloning</span>.<span word="Parents">Parents</span> <span word="who">who</span> <span word="lose">lose</span> <span word="children">children</span> <span word="in">in</span> <span word="accidents">accidents</span> <span word="may">may</span> <span word="be">be</span> <span word="able">able</span> <span word="to">to</span> <span word="clone">clone</span> “<span word="copies">copies</span>” <span word="to">to</span> <span word="replace">replace</span> <span word="them">them</span> <span word="then">then</span>.</p><p> <span word="Although">Although</span> <span word="any">any</span> <span word="attempt">attempt</span> <span word="to">to</span> <span word="clone">clone</span> <span word="an">an</span> <span word="entire">entire</span> <span word="human">human</span> <span word="would">would</span> <span word="raise">raise</span> <span word="complex">complex</span> <span word="moral">moral</span> <span word="issues">issues</span>，<span word="the">the</span> <span word="biologist">biologist</span> <span word="claimed">claimed</span> <span word="people">people</span> <span word="would">would</span> <span word="soon">soon</span> <span word="overcome">overcome</span> <span word="their">their</span> <span word="concerns">concerns</span> <span word="if">if</span> <span word="the">the</span> <span word="technique">technique</span> <span word="became">became</span> <span word="medically">medically</span> <span word="useful">useful</span>.<span word="Cloning">Cloning</span> <span word="was">was</span> <span word="regarded">regarded</span> <span word="with">with</span> <span word="extreme">extreme</span> <span word="doubts">doubts</span> <span word="when">when</span> <span word="it">it</span> <span word="was">was</span> <span word="first">first</span> <span word="developed">developed</span> <span word="but">but</span> <span word="became">became</span> <span word="widely">widely</span> <span word="accepted">accepted</span> <span word="after">after</span> <span word="the">the</span> <span word="birth">birth</span> <span word="of">of</span> <span word="Louise">Louise</span> <span word="Brown">Brown</span>，<span word="the">the</span> <span word="first">first</span> “<span word="test">test</span> <span word="tube">tube</span> <span word="baby">baby</span>”．<span word="He">He</span> <span word="said">said</span>，“<span word="When">When</span> <span word="my">my</span> <span word="first">first</span> <span word="frog">frog</span> <span word="experiments">experiments</span> <span word="were">were</span> <span word="done">done</span>，<span word="an">an</span> <span word="American">American</span> <span word="reporter">reporter</span> <span word="asked">asked</span> <span word="how">how</span> <span word="long">long</span> <span word="it">it</span> <span word="will">will</span> <span word="be">be</span> <span word="before">before</span> <span word="these">these</span> <span word="things">things</span> <span word="can">can</span> <span word="be">be</span> <span word="done">done</span> <span word="in">in</span> <span word="mammals">mammals</span> <span word="or">or</span> <span word="humans">humans</span>.<span word="I">I</span> <span word="said">said</span>，‘<span word="Well">Well</span>，<span word="it">it</span> <span word="could">could</span> <span word="be">be</span> <span word="anywhere">anywhere</span> <span word="between">between</span> 10 <span word="years">years</span> <span word="and">and</span> 100 <span word="years">years</span>—<span word="how">how</span> <span word="about">about</span> 50 <span word="years">years</span>？’<span word="It">It</span> <span word="turned">turned</span> <span word="out">out</span> <span word="that">that</span> <span word="it">it</span> <span word="wasn">wasn</span>'<span word="t">t</span> <span word="far">far</span> <span word="off">off</span> <span word="the">the</span> <span word="mark">mark</span> <span word="as">as</span> <span word="far">far</span> <span word="as">as</span> <span word="Dolly">Dolly</span> <span word="was">was</span> <span word="concerned">concerned</span>.<span word="Maybe">Maybe</span> <span word="the">the</span> <span word="same">same</span> <span word="answer">answer</span> <span word="is">is</span> <span word="appropriate">appropriate</span>.” <span word="Sir">Sir</span> <span word="John">John</span> <span word="added">added</span> <span word="that">that</span> <span word="cloning">cloning</span> <span word="a">a</span> <span word="human">human</span> <span word="being">being</span> <span word="effectively">effectively</span> <span word="means">means</span> <span word="making">making</span> <span word="an">an</span> <span word="identical">identical</span> <span word="twin">twin</span>，<span word="and">and</span> <span word="doctors">doctors</span> <span word="would">would</span> <span word="therefore">therefore</span> <span word="simply">simply</span> <span word="be">be</span> “<span word="copying">copying</span> <span word="what">what</span> <span word="nature">nature</span> <span word="has">has</span> <span word="already">already</span> <span word="produced">produced</span>”．</p>
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