2017届高考英语一轮复习提能训练：2（北师大版含解析）
<p> 2017高考英语【北师大版】一轮复习提能训练（2）含（解析）答案</p><p> 高考题型提能练(二) <span word="Unit">Unit</span> 2</p><p> Ⅰ.阅读理解</p><p> <span word="A">A</span></p><p> 阅读下列短文，从每题所给的四个选项（<span word="A">A</span>、<span word="B">B</span>、<span word="C">C</span>、<span word="D">D</span>）中，选出最佳选项。<span word="Two">Two</span> <span word="recent">recent</span> <span word="studies">studies</span> <span word="have">have</span> <span word="found">found</span> <span word="that">that</span> <span word="punishment">punishment</span> <span word="is">is</span> <span word="not">not</span> <span word="the">the</span> <span word="best">best</span> <span word="way">way</span> <span word="to">to</span> <span word="influence">influence</span> <span word="behavior">behavior</span>.</p><p> <span word="One">One</span> <span word="showed">showed</span> <span word="that">that</span> <span word="adults">adults</span> <span word="are">are</span> <span word="much">much</span> <span word="more">more</span> <span word="cooperative">cooperative</span> <span word="if">if</span> <span word="they">they</span> <span word="work">work</span> <span word="in">in</span> <span word="a">a</span> <span word="system">system</span> <span word="based">based</span> <span word="on">on</span> <span word="rewards">rewards</span>. <span word="Researchers">Researchers</span> <span word="at">at</span> <span word="Harvard">Harvard</span> <span word="University">University</span> <span word="in">in</span> <span word="the">the</span> <span word="United">United</span> <span word="States">States</span> <span word="and">and</span> <span word="the">the</span> <span word="Stockholm">Stockholm</span> <span word="School">School</span> <span word="of">of</span> <span word="Economics">Economics</span> <span word="in">in</span> <span word="Sweden">Sweden</span> <span word="did">did</span> <span word="the">the</span> <span word="study">study</span>.</p><p> <span word="They">They</span> <span word="had">had</span> <span word="about">about</span> <span word="two">two</span> <span word="hundred">hundred</span> <span word="college">college</span> <span word="students">students</span> <span word="play">play</span> <span word="a">a</span> <span word="version">version</span> <span word="of">of</span> <span word="the">the</span> <span word="game">game</span> <span word="known">known</span> <span word="as">as</span> <span word="the">the</span> <span word="Prisoner">Prisoner</span>’<span word="s">s</span> <span word="Dilemma">Dilemma</span>. <span word="The">The</span> <span word="game">game</span> <span word="is">is</span> <span word="based">based</span> <span word="on">on</span> <span word="the">the</span> <span word="tension">tension</span> (紧张气氛) <span word="between">between</span> <span word="the">the</span> <span word="interests">interests</span> (利益) <span word="of">of</span> <span word="an">an</span> <span word="individual">individual</span> <span word="and">and</span> <span word="a">a</span> <span word="group">group</span>. <span word="The">The</span> <span word="students">students</span> <span word="played">played</span> <span word="in">in</span> <span word="groups">groups</span> <span word="of">of</span> <span word="four">four</span>. <span word="Each">Each</span> <span word="player">player</span> <span word="could">could</span> <span word="win">win</span> <span word="points">points</span> <span word="for">for</span> <span word="the">the</span> <span word="group">group</span>, <span word="so">so</span> <span word="they">they</span> <span word="would">would</span> <span word="all">all</span> <span word="gain">gain</span> <span word="equally">equally</span>. <span word="But">But</span> <span word="each">each</span> <span word="player">player</span> <span word="could">could</span> <span word="also">also</span> <span word="reward">reward</span> <span word="or">or</span> <span word="punish">punish</span> <span word="each">each</span> <span word="of">of</span> <span word="the">the</span> <span word="other">other</span> <span word="three">three</span> <span word="players">players</span>, <span word="at">at</span> <span word="a">a</span> <span word="cost">cost</span> <span word="to">to</span> <span word="the">the</span> <span word="punisher">punisher</span>.</p><p> <span word="Harvard">Harvard</span> <span word="researcher">researcher</span> <span word="David">David</span> <span word="Rand">Rand</span> <span word="says">says</span> <span word="the">the</span> <span word="most">most</span> <span word="successful">successful</span> <span word="behavior">behavior</span> <span word="proved">proved</span> <span word="to">to</span> <span word="be">be</span> <span word="cooperation">cooperation</span>. <span word="The">The</span> <span word="groups">groups</span> <span word="that">that</span> <span word="rewarded">rewarded</span> <span word="it">it</span> <span word="the">the</span> <span word="most">most</span> <span word="earned">earned</span> <span word="about">about</span> <span word="twice">twice</span> <span word="as">as</span> <span word="much">much</span> <span word="in">in</span> <span word="the">the</span> <span word="game">game</span> <span word="as">as</span> <span word="the">the</span> <span word="groups">groups</span> <span word="that">that</span> <span word="rewarded">rewarded</span> <span word="it">it</span> <span word="the">the</span> <span word="least">least</span>. <span word="And">And</span> <span word="the">the</span> <span word="more">more</span> <span word="a">a</span> <span word="group">group</span> <span word="punished">punished</span> <span word="itself">itself</span>, <span word="the">the</span> <span word="lower">lower</span> <span word="its">its</span> <span word="earnings">earnings</span> <span word="were">were</span>. <span word="The">The</span> <span word="group">group</span> <span word="with">with</span> <span word="the">the</span> <span word="most">most</span> <span word="punishment">punishment</span> <span word="earned">earned</span> <span word="twenty">twenty</span>-<span word="five">five</span> <span word="percent">percent</span> <span word="less">less</span> <span word="than">than</span> <span word="the">the</span> <span word="group">group</span> <span word="with">with</span> <span word="the">the</span> <span word="least">least</span> <span word="punishment">punishment</span>. <span word="The">The</span> <span word="study">study</span> <span word="appeared">appeared</span> <span word="last">last</span> <span word="month">month</span> <span word="in">in</span> <span word="the">the</span> <span word="journal">journal</span> <span word="Science">Science</span>.</p>
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