2017届高考英语二轮复习阅读理解素材：14
<p> 人类有21种表情</p><p> <span word="When">When</span> <span word="you">you</span>'<span word="re">re</span> <span word="feeling">feeling</span> <span word="one">one</span> <span word="of">of</span> <span word="those">those</span> <span word="combination">combination</span> <span word="emotions">emotions</span>, <span word="like">like</span> <span word="sadly">sadly</span> <span word="angry">angry</span> <span word="or">or</span> <span word="happily">happily</span> <span word="disgusted">disgusted</span>, <span word="it">it</span> <span word="shows">shows</span> <span word="on">on</span> <span word="your">your</span> <span word="face">face</span> <span word="in">in</span> <span word="a">a</span> <span word="unique">unique</span> <span word="way">way</span>, <span word="a">a</span> <span word="new">new</span> <span word="study">study</span> <span word="shows">shows</span>.</p><p> 研究显示，当人们感受到上述复合情感时，例如悲愤或者又开心又讨厌，这些情感就会以一种特别的方式呈现在脸上。</p><p> </p><p> <span word="In">In</span> <span word="fact">fact</span>, <span word="there">there</span> <span word="may">may</span> <span word="be">be</span> <span word="at">at</span> <span word="least">least</span> <span word="three">three</span> <span word="times">times</span> <span word="more">more</span> <span word="recognizable">recognizable</span> <span word="human">human</span> <span word="facial">facial</span> <span word="expressions">expressions</span> <span word="than">than</span> <span word="previously">previously</span> <span word="thought">thought</span>, <span word="the">the</span> <span word="researchers">researchers</span> <span word="said">said</span>.</p><p> </p><p> <span word="In">In</span> <span word="a">a</span> <span word="new">new</span> <span word="study">study</span>, <span word="researchers">researchers</span> <span word="defined">defined</span> 21 <span word="facial">facial</span> <span word="expressions">expressions</span> <span word="that">that</span> <span word="we">we</span> <span word="use">use</span> <span word="to">to</span> <span word="convey">convey</span> <span word="our">our</span> <span word="emotions">emotions</span>, <span word="and">and</span> <span word="found">found</span> <span word="that">that</span> <span word="a">a</span> <span word="computer">computer</span> <span word="model">model</span> <span word="could">could</span> <span word="tell">tell</span> <span word="them">them</span> <span word="apart">apart</span> <span word="with">with</span> <span word="a">a</span> <span word="high">high</span> <span word="degree">degree</span> <span word="of">of</span> <span word="accuracy">accuracy</span> <span word="by">by</span> <span word="looking">looking</span> <span word="for">for</span> <span word="small">small</span> <span word="changes">changes</span> <span word="in">in</span> <span word="facial">facial</span> <span word="muscles">muscles</span>.</p><p> </p><p> <span word="Among">Among</span> <span word="these">these</span> <span word="facial">facial</span> <span word="expressions">expressions</span> <span word="were">were</span> <span word="the">the</span> <span word="six">six</span>, <span word="long">long</span>-<span word="recognized">recognized</span> <span word="basic">basic</span> <span word="emotions">emotions</span> -- <span word="happy">happy</span>, <span word="sad">sad</span>, <span word="fearful">fearful</span>, <span word="angry">angry</span>, <span word="surprised">surprised</span> <span word="and">and</span> <span word="disgusted">disgusted</span> -- <span word="but">but</span> <span word="also">also</span> 15 <span word="others">others</span>, <span word="which">which</span> <span word="were">were</span> <span word="a">a</span> <span word="combination">combination</span> <span word="of">of</span> <span word="these">these</span> <span word="basic">basic</span> <span word="feelings">feelings</span>. <span word="For">For</span> <span word="example">example</span>, <span word="a">a</span> <span word="person">person</span> <span word="may">may</span> <span word="show">show</span> <span word="that">that</span> <span word="they">they</span> <span word="feel">feel</span> <span word="happily">happily</span> <span word="surprised">surprised</span>, <span word="or">or</span> <span word="angrily">angrily</span> <span word="surprised">surprised</span>, <span word="said">said</span> <span word="the">the</span> <span word="researchers">researchers</span>, <span word="calling">calling</span> <span word="such">such</span> <span word="feelings">feelings</span> <span word="compound">compound</span> <span word="emotions">emotions</span>.</p><p> </p><p> <span word="This">This</span> <span word="extended">extended</span> <span word="library">library</span> <span word="of">of</span> <span word="facial">facial</span> <span word="expressions">expressions</span> <span word="of">of</span> <span word="emotions">emotions</span> <span word="may">may</span> <span word="be">be</span> <span word="useful">useful</span> <span word="in">in</span> <span word="studying">studying</span> <span word="human">human</span> <span word="brain">brain</span> <span word="and">and</span> <span word="social">social</span> <span word="communication">communication</span>, <span word="as">as</span> <span word="well">well</span> <span word="as">as</span> <span word="in">in</span> <span word="the">the</span> <span word="design">design</span> <span word="of">of</span> <span word="computer">computer</span> <span word="systems">systems</span> <span word="that">that</span> <span word="can">can</span> <span word="communicate">communicate</span> <span word="with">with</span> <span word="humans">humans</span>, <span word="researchers">researchers</span> <span word="said">said</span> <span word="in">in</span> <span word="their">their</span> <span word="study">study</span> <span word="published">published</span> <span word="today">today</span> (<span word="March">March</span> 31) <span word="in">in</span> <span word="the">the</span> <span word="journal">journal</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>.</p>
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