【金版教程】2017高考英语二轮复习训练：1-1-2 推理判断类a（含解析）
<p> 建议用时：15分钟</p><p> <span word="A">A</span></p><p> <span word="We">We</span> <span word="tend">tend</span> <span word="to">to</span> <span word="think">think</span> <span word="of">of</span> <span word="plants">plants</span> <span word="as">as</span> <span word="the">the</span> <span word="furniture">furniture</span> <span word="of">of</span> <span word="the">the</span> <span word="natural">natural</span> <span word="world">world</span>. <span word="They">They</span> <span word="don">don</span>'<span word="t">t</span> <span word="move">move</span>, <span word="they">they</span> <span word="don">don</span>'<span word="t">t</span> <span word="make">make</span> <span word="sounds">sounds</span> <span word="and">and</span> <span word="they">they</span> <span word="don">don</span>'<span word="t">t</span> <span word="seem">seem</span> <span word="to">to</span> <span word="respond">respond</span> <span word="to">to</span> <span word="anything">anything</span>－<span word="at">at</span> <span word="least">least</span> <span word="not">not</span> <span word="very">very</span> <span word="quickly">quickly</span>. <span word="But">But</span> <span word="as">as</span> <span word="is">is</span> <span word="often">often</span> <span word="the">the</span> <span word="case">case</span>, <span word="our">our</span> <span word="human">human</span> <span word="view">view</span> <span word="of">of</span> <span word="the">the</span> <span word="world">world</span> <span word="misses">misses</span> <span word="quite">quite</span> <span word="a">a</span> <span word="lot">lot</span>. <span word="Plants">Plants</span> <span word="talk">talk</span> <span word="to">to</span> <span word="each">each</span> <span word="other">other</span> <span word="all">all</span> <span word="the">the</span> <span word="time">time</span>. <span word="And">And</span> <span word="the">the</span> <span word="language">language</span> <span word="is">is</span> <span word="chemical">chemical</span>.</p><p> <span word="Over">Over</span> <span word="the">the</span> <span word="years">years</span>, <span word="scientists">scientists</span> <span word="have">have</span> <span word="reported">reported</span> <span word="that">that</span> <span word="different">different</span> <span word="types">types</span> <span word="of">of</span> <span word="plants">plants</span>, <span word="from">from</span> <span word="trees">trees</span> <span word="to">to</span> <span word="tomatoes">tomatoes</span>, <span word="release">release</span> <span word="compounds">compounds</span> (化合物) <span word="into">into</span> <span word="the">the</span> <span word="air">air</span> <span word="to">to</span> <span word="help">help</span> <span word="neighboring">neighboring</span> <span word="plants">plants</span>. <span word="These">These</span> <span word="chemical">chemical</span> <span word="warnings">warnings</span> <span word="all">all</span> <span word="have">have</span> <span word="the">the</span> <span word="same">same</span> <span word="purpose">purpose</span>－<span word="to">to</span> <span word="spread">spread</span> <span word="information">information</span> <span word="about">about</span> <span word="one">one</span> <span word="plant">plant</span>'<span word="s">s</span> <span word="disease">disease</span> <span word="or">or</span> <span word="infestation">infestation</span> <span word="so">so</span> <span word="other">other</span> <span word="plants">plants</span> <span word="can">can</span> <span word="defend">defend</span> <span word="themselves">themselves</span>. <span word="But">But</span> <span word="exactly">exactly</span> <span word="how">how</span> <span word="plants">plants</span> <span word="receive">receive</span> <span word="and">and</span> <span word="act">act</span> <span word="on">on</span> <span word="many">many</span> <span word="of">of</span> <span word="these">these</span> <span word="signals">signals</span> <span word="is">is</span> <span word="still">still</span> <span word="mysterious">mysterious</span>.</p><p> <span word="In">In</span> <span word="this">this</span> <span word="week">week</span>'<span word="s">s</span> <span word="Proceedings">Proceedings</span> <span word="of">of</span> <span word="the">the</span> <span word="National">National</span> <span word="Academy">Academy</span> <span word="of">of</span> <span word="Sciences">Sciences</span>, <span word="researchers">researchers</span> <span word="in">in</span> <span word="Japan">Japan</span> <span word="offered">offered</span> <span word="some">some</span> <span word="explanations">explanations</span>. <span word="They">They</span> <span word="had">had</span> <span word="identified">identified</span> <span word="one">one</span> <span word="chemical">chemical</span> <span word="message">message</span> <span word="and">and</span> <span word="traced">traced</span> <span word="it">it</span> <span word="all">all</span> <span word="the">the</span> <span word="way">way</span> <span word="from">from</span> <span word="release">release</span> <span word="to">to</span> <span word="action">action</span>.</p><p> <span word="The">The</span> <span word="scientists">scientists</span> <span word="looked">looked</span> <span word="at">at</span> <span word="tomato">tomato</span> <span word="plants">plants</span> <span word="infested">infested</span> <span word="by">by</span> <span word="a">a</span> <span word="common">common</span> <span word="pest">pest</span>, <span word="the">the</span> <span word="cutworm">cutworm</span>. <span word="The">The</span> <span word="researchers">researchers</span> <span word="studied">studied</span> <span word="leaves">leaves</span> <span word="from">from</span> <span word="exposed">exposed</span> <span word="and">and</span> <span word="unexposed">unexposed</span> <span word="plants">plants</span>. <span word="They">They</span> <span word="found">found</span> <span word="one">one</span> <span word="compound">compound</span> <span word="showed">showed</span> <span word="up">up</span> <span word="more">more</span> <span word="often">often</span> <span word="in">in</span> <span word="the">the</span> <span word="exposed">exposed</span> <span word="plants">plants</span>. <span word="The">The</span> <span word="substance">substance</span> <span word="is">is</span> <span word="called">called</span> <span word="HexVic">HexVic</span>. <span word="When">When</span> <span word="the">the</span> <span word="scientists">scientists</span> <span word="fed">fed</span> <span word="HexVic">HexVic</span> <span word="to">to</span> <span word="cutworms">cutworms</span>, <span word="it">it</span> <span word="knocked">knocked</span> <span word="down">down</span> <span word="their">their</span> <span word="survival">survival</span> <span word="rate">rate</span> <span word="by">by</span> 17%. <span word="The">The</span> <span word="scientists">scientists</span> <span word="identified">identified</span> <span word="the">the</span> <span word="source">source</span> <span word="of">of</span> <span word="HexVic">HexVic</span>, <span word="and">and</span> <span word="sprayed">sprayed</span> <span word="it">it</span> <span word="lightly">lightly</span> <span word="over">over</span> <span word="healthy">healthy</span> <span word="plants">plants</span>. <span word="Those">Those</span> <span word="plants">plants</span> <span word="were">were</span> <span word="then">then</span> <span word="able">able</span> <span word="to">to</span> <span word="start">start</span> <span word="producing">producing</span> <span word="the">the</span> <span word="cutworm">cutworm</span><span word="killing">killing</span> <span word="HexVic">HexVic</span>. <span word="Researchers">Researchers</span> <span word="confirmed">confirmed</span> <span word="that">that</span> <span word="uninfested">uninfested</span> <span word="plants">plants</span> <span word="have">have</span> <span word="to">to</span> <span word="build">build</span> <span word="their">their</span> <span word="own">own</span> <span word="weapons">weapons</span> <span word="to">to</span> <span word="fight">fight</span> <span word="off">off</span> <span word="bugs">bugs</span> <span word="and">and</span> <span word="disease">disease</span>. <span word="How">How</span> <span word="do">do</span> <span word="they">they</span> <span word="know">know</span> <span word="when">when</span> <span word="to">to</span> <span word="play">play</span> <span word="defense">defense</span>? <span word="They">They</span> <span word="are">are</span> <span word="warned">warned</span> <span word="first">first</span> <span word="by">by</span> <span word="their">their</span> <span word="friendly">friendly</span> <span word="plant">plant</span> <span word="neighbors">neighbors</span>.</p>
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