2016届四川省蓬溪县高考英语阅读理解及书面表达练习（13）
<p> 四川省蓬溪县2016高考英语阅读理解及书面表达练习（13）</p><p> 阅读下面短文，掌握其大意，从每题所给的<span word="A">A</span>、<span word="B">B</span>、<span word="C">C</span>、<span word="D">D</span>四个选项中，选出最佳选项。</p><p> <span word="Houses">Houses</span> <span word="fall">fall</span> <span word="down">down</span>. <span word="Trees">Trees</span> <span word="fall">fall</span> <span word="over">over</span>. <span word="Large">Large</span> <span word="holes">holes</span> <span word="form">form</span> <span word="in">in</span> <span word="the">the</span> <span word="ground">ground</span>. <span word="Could">Could</span> <span word="Alaska">Alaska</span> <span word="be">be</span> <span word="sinking">sinking</span>? <span word="That">That</span>’<span word="s">s</span> <span word="what">what</span> <span word="some">some</span> <span word="villagers">villagers</span> <span word="in">in</span> <span word="Alaska">Alaska</span> <span word="have">have</span> <span word="been">been</span> <span word="asking">asking</span> <span word="themselves">themselves</span> <span word="recently">recently</span> <span word="and">and</span> <span word="scientists">scientists</span> <span word="think">think</span> <span word="they">they</span> <span word="know">know</span> <span word="why">why</span>. <span word="Warmer">Warmer</span> <span word="temperatures">temperatures</span> <span word="may">may</span> <span word="be">be</span> <span word="causing">causing</span> <span word="Alaska">Alaska</span>’<span word="s">s</span> <span word="frozen">frozen</span> <span word="ground">ground</span> <span word="to">to</span> <span word="thaw">thaw</span> (解冻).</p><p> <span word="About">About</span> 85 <span word="percent">percent</span> <span word="of">of</span> <span word="Alaska">Alaska</span>’<span word="s">s</span> <span word="land">land</span> <span word="surface">surface</span> <span word="has">has</span> <span word="permafrost">permafrost</span> (永久冻结带). <span word="Permafrost">Permafrost</span> <span word="supports">supports</span> <span word="the">the</span> <span word="ground">ground</span> <span word="above">above</span> <span word="it">it</span>—<span word="including">including</span> <span word="trees">trees</span>, <span word="houses">houses</span>, <span word="and">and</span> <span word="roads">roads</span>. <span word="But">But</span> <span word="why">why</span> <span word="is">is</span> <span word="the">the</span> <span word="permafrost">permafrost</span> <span word="thawing">thawing</span>?</p><p> <span word="Some">Some</span> <span word="scientists">scientists</span> <span word="say">say</span> <span word="that">that</span> <span word="human">human</span>-<span word="caused">caused</span> <span word="pollution">pollution</span> <span word="is">is</span> <span word="leading">leading</span> <span word="to">to</span> <span word="global">global</span> <span word="warming">warming</span>. <span word="And">And</span> <span word="most">most</span> <span word="scientists">scientists</span> <span word="agree">agree</span> <span word="that">that</span> <span word="Alaska">Alaska</span> <span word="has">has</span> <span word="been">been</span> <span word="getting">getting</span> <span word="warmer">warmer</span>. <span word="They">They</span> <span word="say">say</span> <span word="that">that</span> <span word="the">the</span> <span word="warmer">warmer</span> <span word="temperature">temperature</span> <span word="is">is</span> <span word="causing">causing</span> <span word="permafrost">permafrost</span> <span word="to">to</span> <span word="thaw">thaw</span> <span word="in">in</span> <span word="some">some</span> <span word="areas">areas</span>. <span word="The">The</span> <span word="thawing">thawing</span> <span word="permafrost">permafrost</span> <span word="can">can</span> <span word="cause">cause</span> <span word="problems">problems</span> <span word="for">for</span> <span word="people">people</span>, <span word="plants">plants</span>, <span word="and">and</span> <span word="animals">animals</span>.</p><p> <span word="The">The</span> <span word="collapsing">collapsing</span> (倒塌)<span word="is">is</span> <span word="a">a</span> <span word="problem">problem</span> <span word="in">in</span> <span word="the">the</span> <span word="villages">villages</span> <span word="in">in</span> <span word="Alaska">Alaska</span> <span word="which">which</span> <span word="are">are</span> <span word="built">built</span> <span word="on">on</span> <span word="permafrost">permafrost</span>, <span word="and">and</span> <span word="some">some</span> <span word="of">of</span> <span word="them">them</span> <span word="may">may</span> <span word="have">have</span> <span word="to">to</span> <span word="move">move</span> <span word="to">to</span> <span word="safer">safer</span> <span word="ground">ground</span>, <span word="where">where</span> <span word="there">there</span> <span word="is">is</span> <span word="no">no</span> <span word="permafrost">permafrost</span>.</p><p> <span word="The">The</span> <span word="Alaskan">Alaskan</span> <span word="town">town</span> <span word="of">of</span> <span word="Glennallen">Glennallen</span> <span word="saw">saw</span> <span word="its">its</span> <span word="old">old</span> <span word="post">post</span> <span word="office">office</span> <span word="collapse">collapse</span>. <span word="And">And</span>, <span word="according">according</span> <span word="to">to</span> <span word="James">James</span> <span word="Walters">Walters</span>, <span word="a">a</span> <span word="permafrost">permafrost</span> <span word="expert">expert</span> <span word="at">at</span> <span word="the">the</span> <span word="University">University</span> <span word="of">of</span> <span word="Northern">Northern</span> <span word="Iowa">Iowa</span>, <span word="house">house</span>-<span word="moving">moving</span> <span word="companies">companies</span> <span word="have">have</span> <span word="been">been</span> <span word="very">very</span> <span word="busy">busy</span>.</p><p> “<span word="Melting">Melting</span> <span word="permafrost">permafrost</span> <span word="can">can</span> <span word="also">also</span> <span word="destroy">destroy</span> <span word="trees">trees</span> <span word="and">and</span> <span word="forests">forests</span>,”<span word="Walters">Walters</span> <span word="said">said</span>. “<span word="When">When</span> <span word="holes">holes</span> <span word="in">in</span> <span word="the">the</span> <span word="ground">ground</span> <span word="form">form</span>, <span word="trees">trees</span> <span word="fall">fall</span> <span word="into">into</span> <span word="them">them</span> <span word="and">and</span> <span word="die">die</span>. <span word="This">This</span> <span word="could">could</span> <span word="turn">turn</span> <span word="a">a</span> <span word="forest">forest</span> <span word="into">into</span> <span word="a">a</span> <span word="swamp">swamp</span> (沼泽), <span word="and">and</span> <span word="animals">animals</span> <span word="which">which</span> <span word="need">need</span> <span word="the">the</span> <span word="forests">forests</span> <span word="will">will</span> <span word="have">have</span> <span word="to">to</span> <span word="move">move</span> <span word="elsewhere">elsewhere</span>.”</p>
页:
[1]