（豫皖京闽粤通用）2017届高考英语北师大版一轮自主复习学案：book7 Unit 21《human biology》
<p> 话题词汇</p><p> 1．<span word="invention">invention</span> <span word="n">n</span>．发明</p><p> 2．<span word="progress">progress</span> <span word="n">n</span>．进步</p><p> 3．<span word="digital">digital</span> <span word="adj">adj</span>.数字的</p><p> 4．<span word="breakthrough">breakthrough</span> <span word="n">n</span>．突破</p><p> 5．<span word="technical">technical</span> <span word="adj">adj</span>.技术的</p><p> 6．<span word="automatic">automatic</span> <span word="adj">adj</span>.自动的</p><p> 7．<span word="make">make</span> <span word="a">a</span> <span word="study">study</span> <span word="of">of</span>研究</p><p> 8．<span word="shop">shop</span> <span word="online">online</span>网上购物</p><p> 9．<span word="surf">surf</span> <span word="the">the</span> <span word="Internet">Internet</span>网上冲浪</p><p> 10．<span word="browse">browse</span> <span word="the">the</span> <span word="web">web</span> <span word="page">page</span>浏览网页</p><p> 经典语篇</p><p> 假如你是李华，最近老师向你们介绍了两种已灭绝的古代动物，并就哪一种动物更加适合被克隆举行了一次讨论。请你结合下表为你所在的小组写一篇发言稿，就选择理由及原因进行说明。</p><p> <span word="Name">Name</span> <span word="and">and</span> <span word="date">date</span></p><p> <span word="when">when</span> <span word="last">last</span> <span word="seen">seen</span> <span word="Information">Information</span></p><p> <span word="Dodo">Dodo</span> <span word="bird">bird</span> (1755) <span word="unable">unable</span> <span word="to">to</span> <span word="fly">fly</span>；<span word="friendly">friendly</span> <span word="and">and</span> <span word="not">not</span> <span word="harmful">harmful</span>；<span word="large">large</span> <span word="eggs">eggs</span> <span word="and">and</span> <span word="tasty">tasty</span> <span word="meat">meat</span> <span word="that">that</span> <span word="could">could</span> <span word="be">be</span> <span word="developed">developed</span> <span word="for">for</span> <span word="food">food</span>；<span word="need">need</span> <span word="hot">hot</span> <span word="climate">climate</span></p><p> <span word="Aurochs">Aurochs</span> (1627) <span word="large">large</span> <span word="wild">wild</span> <span word="cattle">cattle</span>；<span word="long">long</span> <span word="horns">horns</span> <span word="and">and</span> <span word="hair">hair</span>；<span word="hair">hair</span> <span word="is">is</span> <span word="good">good</span> <span word="for">for</span> <span word="being">being</span> <span word="made">made</span> <span word="into">into</span> <span word="clothes">clothes</span>；<span word="horns">horns</span> <span word="can">can</span> <span word="be">be</span> <span word="used">used</span> <span word="for">for</span> <span word="decoration">decoration</span>；<span word="need">need</span> <span word="grasslands">grasslands</span></p><p> 注意：词数100左右。</p><p> 佳作欣赏</p><p> <span word="Dear">Dear</span> <span word="fellow">fellow</span> <span word="students">students</span>，</p><p> <span word="I">I</span>’<span word="m">m</span> <span word="so">so</span> <span word="honored">honored</span> <span word="to">to</span> <span word="speak">speak</span> <span word="here">here</span> <span word="on">on</span> <span word="behalf">behalf</span> <span word="of">of</span> <span word="our">our</span> <span word="group">group</span>.</p><p> <span word="After">After</span> <span word="a">a</span> <span word="heated">heated</span> <span word="discussion">discussion</span>，<span word="we">we</span> <span word="agreed">agreed</span> <span word="that">that</span> <span word="the">the</span> <span word="dodo">dodo</span> <span word="is">is</span> <span word="the">the</span> <span word="very">very</span> <span word="animal">animal</span> <span word="that">that</span> <span word="is">is</span> <span word="well">well</span> <span word="worth">worth</span> <span word="cloning">cloning</span>.<span word="On">On</span> <span word="the">the</span> <span word="one">one</span> <span word="hand">hand</span>，<span word="compared">compared</span> <span word="with">with</span> <span word="the">the</span> <span word="aurochs">aurochs</span>，<span word="the">the</span> <span word="dodo">dodo</span> <span word="is">is</span> <span word="much">much</span> <span word="smaller">smaller</span>，<span word="which">which</span> <span word="means">means</span> <span word="that">that</span> <span word="the">the</span> <span word="dodo">dodo</span> <span word="will">will</span> <span word="consume">consume</span> <span word="much">much</span> <span word="less">less</span> <span word="food">food</span>①.<span word="Besides">Besides</span>，<span word="the">the</span> <span word="dodo">dodo</span> <span word="became">became</span> <span word="extinct">extinct</span> <span word="fairly">fairly</span> <span word="recently">recently</span> <span word="so">so</span> <span word="its">its</span> <span word="DNA">DNA</span> <span word="is">is</span> <span word="still">still</span> <span word="in">in</span> <span word="good">good</span> <span word="condition">condition</span>.<span word="On">On</span> <span word="the">the</span> <span word="other">other</span> <span word="hand">hand</span>，<span word="the">the</span> <span word="aurochs">aurochs</span> <span word="cannot">cannot</span> <span word="live">live</span> <span word="without">without</span> <span word="grasslands">grasslands</span>，<span word="while">while</span> <span word="the">the</span> <span word="dodo">dodo</span> <span word="can">can</span> <span word="adapt">adapt</span> <span word="to">to</span> <span word="the">the</span> <span word="hot">hot</span> <span word="climate">climate</span> <span word="easily">easily</span>.②</p>
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