六级冲刺练习：阅读（113）
<p> <span word="Several">Several</span> <span word="modern">modern</span> <span word="studies">studies</span>, <span word="moreover">moreover</span> ? <span word="have">have</span> <span word="shown">shown</span> <span word="that">that</span> <span word="fatter">fatter</span> <span word="people">people</span> <span word="do">do</span> <span word="not">not</span> <span word="eat">eat</span> <span word="more">more</span> <span word="on">on</span> <span word="average">average</span> <span word="than">than</span> <span word="thinner">thinner</span> <span word="people">people</span>. <span word="In">In</span> <span word="fact">fact</span>, <span word="some">some</span> <span word="investigations">investigations</span>, <span word="such">such</span> <span word="as">as</span> <span word="a">a</span> 1979 <span word="study">study</span> <span word="of">of</span> 3454 <span word="London">London</span> <span word="office">office</span> <span word="workers">workers</span>, <span word="reveal">reveal</span> <span word="that">that</span>, <span word="on">on</span> <span word="balance">balance</span>, <span word="fat">fat</span> <span word="people">people</span> <span word="eat">eat</span> <span word="less">less</span> <span word="than">than</span> <span word="slimmer">slimmer</span> <span word="people">people</span>.</p><p> <span word="Studies">Studies</span> <span word="show">show</span> <span word="that">that</span> <span word="slim">slim</span> <span word="people">people</span> <span word="are">are</span> <span word="more">more</span> <span word="active">active</span> <span word="than">than</span> <span word="fat">fat</span> <span word="people">people</span>. <span word="Measurement">Measurement</span> <span word="of">of</span> <span word="calorie">calorie</span> <span word="intake">intake</span> <span word="in">in</span> <span word="slim">slim</span>, <span word="active">active</span> <span word="populations">populations</span> <span word="compared">compared</span> <span word="with">with</span> <span word="moderately">moderately</span> <span word="overweight">overweight</span>, <span word="inactive">inactive</span> <span word="groups">groups</span> <span word="routinely">routinely</span> <span word="shows">shows</span> <span word="striking">striking</span> <span word="differences">differences</span>. <span word="A">A</span> <span word="study">study</span> <span word="by">by</span> <span word="my">my</span> <span word="research">research</span> <span word="group">group</span> <span word="at">at</span> <span word="Stanford">Stanford</span> <span word="University">University</span> <span word="School">School</span> <span word="of">of</span> <span word="Medicine">Medicine</span> <span word="found">found</span> <span word="that">that</span> <span word="among">among</span> <span word="slim">slim</span>, <span word="tennis">tennis</span>-<span word="playing">playing</span> <span word="women">women</span> <span word="average">average</span> <span word="daily">daily</span> <span word="calorie">calorie</span> <span word="intake">intake</span> <span word="was">was</span> 2417, <span word="while">while</span> <span word="among">among</span> <span word="sedentary">sedentary</span> , <span word="moderately">moderately</span> <span word="overweight">overweight</span> <span word="women">women</span> <span word="of">of</span> <span word="the">the</span> <span word="same">same</span> <span word="age">age</span> <span word="it">it</span> <span word="was">was</span> 1490. <span word="Here">Here</span> <span word="were">were</span> <span word="slim">slim</span> <span word="women">women</span> <span word="remaining">remaining</span> <span word="slim">slim</span> <span word="on">on</span> 62 <span word="percent">percent</span> <span word="more">more</span> <span word="calories">calories</span> <span word="than">than</span> <span word="overweight">overweight</span> <span word="women">women</span>. <span word="The">The</span> <span word="critical">critical</span> <span word="difference">difference</span>; <span word="physical">physical</span> <span word="activity">activity</span>.</p><p> <span word="In">In</span> <span word="another">another</span> <span word="Stanford">Stanford</span> <span word="study">study</span>, 48 <span word="sedentary">sedentary</span> <span word="men">men</span> <span word="ages">ages</span> 30 <span word="to">to</span> 55 <span word="started">started</span> <span word="on">on</span> <span word="a">a</span> <span word="one">one</span>-<span word="year">year</span> <span word="jogging">jogging</span> <span word="program">program</span>. <span word="We">We</span> <span word="observed">observed</span> <span word="these">these</span> <span word="changes">changes</span> <span word="after">after</span> <span word="the">the</span> <span word="training">training</span> <span word="period">period</span>:</p><p> <span word="The">The</span> <span word="more">more</span> <span word="the">the</span> <span word="men">men</span> <span word="ran">ran</span>, <span word="the">the</span> <span word="greater">greater</span> <span word="their">their</span> <span word="loss">loss</span> <span word="of">of</span> <span word="body">body</span> <span word="fat">fat</span>.</p><p> <span word="The">The</span> <span word="more">more</span> <span word="they">they</span> <span word="ran">ran</span>, <span word="the">the</span> <span word="greater">greater</span> <span word="their">their</span> <span word="increase">increase</span> <span word="in">in</span> <span word="food">food</span> <span word="intake">intake</span>.</p><p> <span word="Thus">Thus</span>, <span word="those">those</span> <span word="who">who</span> <span word="ran">ran</span> <span word="the">the</span> <span word="most">most</span> <span word="ate">ate</span> <span word="the">the</span> <span word="most">most</span>, <span word="yet">yet</span> <span word="lost">lost</span> <span word="the">the</span> <span word="greatest">greatest</span> <span word="amount">amount</span> <span word="of">of</span> <span word="body">body</span> <span word="fat">fat</span>!</p><p> <span word="I">I</span> <span word="believe">believe</span> <span word="that">that</span> <span word="this">this</span> <span word="illustrates">illustrates</span> <span word="the">the</span> <span word="evolution">evolution</span> <span word="of">of</span> <span word="moderately">moderately</span> <span word="overweight">overweight</span> <span word="people">people</span> <span word="to">to</span> <span word="relatively">relatively</span> <span word="slim">slim</span> <span word="individuals">individuals</span> <span word="via">via</span> <span word="a">a</span> <span word="progressive">progressive</span> <span word="program">program</span> <span word="of">of</span> <span word="regular">regular</span> <span word="exercise">exercise</span>. <span word="The">The</span> <span word="crucial">crucial</span> <span word="ingredient">ingredient</span> <span word="is">is</span> <span word="regular">regular</span>, <span word="enjoyable">enjoyable</span> <span word="activity">activity</span>.</p>
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