gre考试阅读真题解析(A)
<p> 接下来的几天给大家整理了历届<span word="gre">gre</span>考试阅读真题及解析，下面这篇是1997年4月<span word="gre">gre</span>考试阅读真题<span word="SECTION">SECTION</span> <span word="A">A</span>部分。复习<span word="gre">gre</span>考试阅读的时候，<span word="gre">gre</span>考生应该以往年的真题为复习材料，从真题中总结阅读规律和特点才是制胜法宝。</p><p> <span word="Geologists">Geologists</span> <span word="Harris">Harris</span> <span word="and">and</span> <span word="Gass">Gass</span> <span word="hypothesized">hypothesized</span> <span word="that">that</span> <span word="the">the</span> <span word="Red">Red</span> <span word="Sea">Sea</span> <span word="rift">rift</span> <span word="developed">developed</span> <span word="along">along</span> <span word="the">the</span> <span word="line">line</span> <span word="of">of</span> <span word="a">a</span> <span word="suture">suture</span> <span word="formed">formed</span> <span word="during">during</span> <span word="the">the</span> <span word="late">late</span> <span word="Proterozoic">Proterozoic</span> <span word="era">era</span>, <span word="and">and</span> <span word="that">that</span> <span word="significant">significant</span> <span word="observable">observable</span> <span word="differences">differences</span> <span word="in">in</span> <span word="the">the</span> <span word="composition">composition</span> <span word="of">of</span> <span word="the">the</span> <span word="upper">upper</span> <span word="layers">layers</span> <span word="of">of</span> <span word="rocks">rocks</span> <span word="deposited">deposited</span> <span word="on">on</span> <span word="either">either</span> <span word="side">side</span> <span word="of">of</span> <span word="the">the</span> <span word="suture">suture</span> <span word="give">give</span> <span word="clues">clues</span> <span word="to">to</span> <span word="the">the</span> <span word="different">different</span> <span word="natures">natures</span> <span word="of">of</span> <span word="the">the</span> <span word="underlying">underlying</span> <span word="igneous">igneous</span> <span word="rocks">rocks</span>.</p><p> <span word="Other">Other</span> <span word="geologists">geologists</span> <span word="argued">argued</span> <span word="that">that</span> <span word="neither">neither</span> <span word="the">the</span> <span word="upper">upper</span> <span word="rock">rock</span> <span word="layer">layer</span> <span word="nor">nor</span> <span word="the">the</span> <span word="underlying">underlying</span> <span word="igneous">igneous</span> <span word="rocks">rocks</span> <span word="on">on</span> <span word="the">the</span> <span word="one">one</span> <span word="side">side</span> <span word="of">of</span> <span word="the">the</span> <span word="rift">rift</span> <span word="differ">differ</span> <span word="fundamentally">fundamentally</span> <span word="from">from</span> <span word="the">the</span> <span word="corresponding">corresponding</span> <span word="layers">layers</span> <span word="on">on</span> <span word="the">the</span> <span word="other">other</span> <span word="side">side</span>. <span word="These">These</span> <span word="geologists">geologists</span> <span word="believe">believe</span>, <span word="therefore">therefore</span>, <span word="that">that</span> <span word="there">there</span> <span word="is">is</span> <span word="inadequate">inadequate</span> <span word="evidence">evidence</span> <span word="to">to</span> <span word="conclude">conclude</span> <span word="that">that</span> <span word="a">a</span> <span word="suture">suture</span> <span word="underlies">underlies</span> <span word="the">the</span> <span word="rift">rift</span>.</p><p> <span word="In">In</span> <span word="response">response</span>, <span word="Harris">Harris</span> <span word="and">and</span> <span word="Gass">Gass</span> <span word="asserted">asserted</span> <span word="that">that</span> <span word="the">the</span> <span word="upper">upper</span> <span word="rock">rock</span> <span word="layers">layers</span> <span word="on">on</span> <span word="the">the</span> <span word="two">two</span> <span word="sides">sides</span> <span word="of">of</span> <span word="the">the</span> <span word="rift">rift</span> <span word="had">had</span> <span word="not">not</span> <span word="been">been</span> <span word="shown">shown</span> <span word="to">to</span> <span word="be">be</span> <span word="of">of</span> <span word="similar">similar</span> <span word="age">age</span>, <span word="structure">structure</span>, <span word="or">or</span> <span word="geochemical">geochemical</span> <span word="content">content</span>. <span word="Furthermore">Furthermore</span>, <span word="they">they</span> <span word="cited">cited</span> <span word="new">new</span> <span word="evidence">evidence</span> <span word="that">that</span> <span word="the">the</span> <span word="underlying">underlying</span> <span word="igneous">igneous</span> <span word="rocks">rocks</span> <span word="on">on</span> <span word="either">either</span> <span word="side">side</span> <span word="of">of</span> <span word="the">the</span> <span word="rift">rift</span> <span word="contain">contain</span> <span word="significantly">significantly</span> <span word="different">different</span> <span word="kinds">kinds</span> <span word="of">of</span> <span word="rare">rare</span> <span word="metals">metals</span>.</p><p> 17. <span word="Part">Part</span> <span word="of">of</span> <span word="the">the</span> <span word="Harris">Harris</span> <span word="and">and</span> <span word="Gass">Gass</span> <span word="hypothesis">hypothesis</span> <span word="about">about</span> <span word="the">the</span> <span word="Red">Red</span> <span word="Sea">Sea</span> <span word="rift">rift</span> <span word="would">would</span> <span word="be">be</span> <span word="weakened">weakened</span> <span word="if">if</span> <span word="it">it</span> <span word="could">could</span> <span word="be">be</span> <span word="demonstrated">demonstrated</span> <span word="that">that</span> <span word="the">the</span> <span word="composition">composition</span> <span word="of">of</span> <span word="upper">upper</span> <span word="rock">rock</span> <span word="layers">layers</span></p>
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