2017高考英语二轮复习限时训练23 资讯报道型阅读理解
<p> 专限时训练(二十三) [资讯报道型阅读理解]</p><p> (限时：每篇7分钟)</p><p> (一)</p><p> <span word="MIT">MIT</span> <span word="researchers">researchers</span> <span word="and">and</span> <span word="their">their</span> <span word="colleagues">colleagues</span> <span word="are">are</span> <span word="working">working</span> <span word="to">to</span> <span word="find">find</span> <span word="out">out</span> <span word="whether">whether</span> <span word="energy">energy</span> <span word="from">from</span> <span word="trees">trees</span> <span word="can">can</span> <span word="power">power</span> <span word="a">a</span> <span word="network">network</span> <span word="of">of</span> <span word="sensors">sensors</span> (传感器) <span word="to">to</span> <span word="prevent">prevent</span> <span word="spreading">spreading</span> <span word="forest">forest</span> <span word="fires">fires</span>.</p><p> <span word="What">What</span> <span word="they">they</span> <span word="learn">learn</span> <span word="could">could</span> <span word="also">also</span> <span word="raise">raise</span> <span word="the">the</span> <span word="possibility">possibility</span> <span word="of">of</span> <span word="using">using</span> <span word="trees">trees</span> <span word="as">as</span> <span word="silent">silent</span> <span word="guards">guards</span> <span word="along">along</span> <span word="the">the</span> <span word="nation">nation</span>’<span word="s">s</span> <span word="borders">borders</span> <span word="to">to</span> <span word="discover">discover</span> <span word="potential">potential</span> <span word="threats">threats</span> <span word="such">such</span> <span word="as">as</span> <span word="smuggled">smuggled</span> (走私的) <span word="radioactive">radioactive</span> <span word="materials">materials</span>.</p><p> <span word="The">The</span> <span word="U">U</span>．<span word="S">S</span>. <span word="Forest">Forest</span> <span word="Service">Service</span> <span word="currently">currently</span> <span word="predicts">predicts</span> <span word="and">and</span> <span word="tracks">tracks</span> <span word="fires">fires</span> <span word="with">with</span> <span word="a">a</span> <span word="variety">variety</span> <span word="of">of</span> <span word="tools">tools</span>, <span word="including">including</span> <span word="remote">remote</span> <span word="automatic">automatic</span> <span word="weather">weather</span> <span word="stations">stations</span>. <span word="But">But</span> <span word="these">these</span> <span word="stations">stations</span> <span word="are">are</span> <span word="expensive">expensive</span> <span word="and">and</span> <span word="sparsely">sparsely</span> (稀疏地) <span word="distributed">distributed</span>. <span word="Additional">Additional</span> <span word="sensors">sensors</span> <span word="could">could</span> <span word="save">save</span> <span word="trees">trees</span> <span word="by">by</span> <span word="providing">providing</span> <span word="better">better</span> <span word="local">local</span> <span word="climate">climate</span> <span word="data">data</span> <span word="to">to</span> <span word="be">be</span> <span word="used">used</span> <span word="in">in</span> <span word="fire">fire</span> <span word="prediction">prediction</span> <span word="models">models</span> <span word="and">and</span> <span word="earlier">earlier</span> <span word="warnings">warnings</span>. <span word="However">However</span>, <span word="recharging">recharging</span> <span word="or">or</span> <span word="replacing">replacing</span> <span word="batteries">batteries</span> <span word="by">by</span> <span word="hand">hand</span> <span word="at">at</span> <span word="very">very</span> <span word="hard">hard</span><span word="to">to</span><span word="reach">reach</span> <span word="locations">locations</span> <span word="makes">makes</span> <span word="it">it</span> <span word="impractical">impractical</span> <span word="and">and</span> <span word="costly">costly</span>.</p><p> <span word="The">The</span> <span word="new">new</span> <span word="sensor">sensor</span> <span word="system">system</span> <span word="seeks">seeks</span> <span word="to">to</span> <span word="avoid">avoid</span> <span word="this">this</span> <span word="problem">problem</span> <span word="by">by</span> <span word="developing">developing</span> <span word="trees">trees</span> <span word="into">into</span> <span word="a">a</span> <span word="self">self</span><span word="sustaining">sustaining</span> <span word="power">power</span> <span word="supply">supply</span>. <span word="Each">Each</span> <span word="sensor">sensor</span> <span word="is">is</span> <span word="equipped">equipped</span> <span word="with">with</span> <span word="a">a</span> <span word="battery">battery</span> <span word="that">that</span> <span word="can">can</span> <span word="be">be</span></p><p> <span word="slowly">slowly</span> <span word="recharged">recharged</span> <span word="using">using</span> <span word="electricity">electricity</span> <span word="produced">produced</span> <span word="by">by</span> <span word="the">the</span> <span word="tree">tree</span>. “<span word="A">A</span> <span word="single">single</span> <span word="tree">tree</span> <span word="doesn">doesn</span>’<span word="t">t</span> <span word="generate">generate</span> <span word="a">a</span> <span word="lot">lot</span> <span word="of">of</span> <span word="power">power</span>, <span word="but">but</span> <span word="over">over</span> <span word="time">time</span> <span word="the">the</span> <span word="trickle">trickle</span> (细流) <span word="charge">charge</span> <span word="adds">adds</span> <span word="up">up</span>, <span word="just">just</span> <span word="like">like</span> ________” <span word="said">said</span> <span word="Shuguang">Shuguang</span> <span word="Zhang">Zhang</span>, <span word="one">one</span> <span word="of">of</span> <span word="the">the</span> <span word="researchers">researchers</span> <span word="on">on</span> <span word="the">the</span> <span word="project">project</span> <span word="and">and</span> <span word="the">the</span> <span word="associate">associate</span> <span word="director">director</span> <span word="of">of</span> <span word="the">the</span> <span word="MIT">MIT</span>’<span word="s">s</span> <span word="Center">Center</span> <span word="for">for</span> <span word="Biomedical">Biomedical</span> <span word="Engineering">Engineering</span> (<span word="CBE">CBE</span>)．</p>
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