SAT阅读拓展材料
<p> <span word="Since">Since</span> <span word="the">the</span> <span word="start">start</span> <span word="of">of</span> <span word="the">the</span> <span word="year">year</span>, <span word="a">a</span> <span word="team">team</span> <span word="of">of</span> <span word="researchers">researchers</span> <span word="at">at</span> <span word="Carnegie">Carnegie</span> <span word="Mellon">Mellon</span> <span word="University">University</span><span word="supported">supported</span> <span word="by">by</span> <span word="grants">grants</span> <span word="from">from</span> <span word="the">the</span> <span word="Defense">Defense</span> <span word="Advanced">Advanced</span> <span word="Research">Research</span> <span word="Projects">Projects</span> <span word="Agency">Agency</span> <span word="and">and</span> <span word="Google">Google</span>, <span word="and">and</span> <span word="tapping">tapping</span> <span word="into">into</span> <span word="a">a</span> <span word="research">research</span> <span word="supercomputing">supercomputing</span> <span word="cluster">cluster</span> <span word="provided">provided</span> <span word="by">by</span> <span word="Yahoo">Yahoo</span><span word="has">has</span> <span word="been">been</span> <span word="fine">fine</span>-<span word="tuning">tuning</span> <span word="a">a</span> <span word="computer">computer</span> <span word="system">system</span> <span word="that">that</span> <span word="is">is</span> <span word="trying">trying</span> <span word="to">to</span> <span word="master">master</span> <span word="semantics">semantics</span> <span word="by">by</span> <span word="learning">learning</span> <span word="more">more</span> <span word="like">like</span> <span word="a">a</span> <span word="human">human</span>. <span word="Its">Its</span> <span word="beating">beating</span> <span word="hardware">hardware</span> <span word="heart">heart</span> <span word="is">is</span> <span word="a">a</span> <span word="sleek">sleek</span>, <span word="silver">silver</span>-<span word="gray">gray</span> <span word="computer">computer</span><span word="calculating">calculating</span> 24 <span word="hours">hours</span> <span word="a">a</span> <span word="day">day</span>, <span word="seven">seven</span> <span word="days">days</span> <span word="a">a</span> <span word="week">week</span><span word="that">that</span> <span word="resides">resides</span> <span word="in">in</span> <span word="a">a</span> <span word="basement">basement</span> <span word="computer">computer</span> <span word="center">center</span> <span word="at">at</span> <span word="the">the</span> <span word="university">university</span>, <span word="in">in</span> <span word="Pittsburgh">Pittsburgh</span>. <span word="The">The</span> <span word="computer">computer</span> <span word="was">was</span> <span word="primed">primed</span> <span word="by">by</span> <span word="the">the</span> <span word="researchers">researchers</span> <span word="with">with</span> <span word="some">some</span> <span word="basic">basic</span> <span word="knowledge">knowledge</span> <span word="in">in</span> <span word="various">various</span> <span word="categories">categories</span> <span word="and">and</span> <span word="set">set</span> <span word="loose">loose</span> <span word="on">on</span> <span word="the">the</span> <span word="Web">Web</span> <span word="with">with</span> <span word="a">a</span> <span word="mission">mission</span> <span word="to">to</span> <span word="teach">teach</span> <span word="itself">itself</span>.</p><p> </p>
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