2016届高考英语一轮复习课时作业：语言朋友（55）(北师大版)
<p> 语言朋友(55) <span word="People">People</span> <span word="who">who</span> <span word="increased">increased</span> <span word="their">their</span> <span word="intake">intake</span> <span word="over">over</span> <span word="just">just</span> <span word="six">six</span> <span word="weeks">weeks</span> <span word="developed">developed</span> <span word="a">a</span> <span word="healthy">healthy</span> <span word="glow">glow</span> <span word="and">and</span> <span word="appeared">appeared</span> <span word="more">more</span> <span word="attractive">attractive</span>, <span word="researchers">researchers</span> <span word="found">found</span>.<span word="Scientists">Scientists</span> <span word="at">at</span> <span word="St">St</span> <span word="Andrews">Andrews</span> <span word="University">University</span> <span word="found">found</span> <span word="eating">eating</span> <span word="them">them</span> <span word="slightly">slightly</span> <span word="increased">increased</span> <span word="yellow">yellow</span> <span word="and">and</span> <span word="red">red</span> <span word="pigments">pigments</span> <span word="in">in</span> <span word="the">the</span> <span word="volunteers">volunteers</span>' <span word="skin">skin</span>.<span word="They">They</span> <span word="monitored">monitored</span> <span word="the">the</span> <span word="food">food</span> <span word="intake">intake</span> <span word="of">of</span> 35 <span word="people">people</span> <span word="and">and</span> <span word="took">took</span> <span word="pictures">pictures</span> <span word="of">of</span> <span word="their">their</span> <span word="faces">faces</span>, <span word="arms">arms</span> <span word="and">and</span> <span word="hands">hands</span> <span word="using">using</span> <span word="a">a</span> <span word="sensitive">sensitive</span> <span word="camera">camera</span> <span word="at">at</span> <span word="the">the</span> <span word="start">start</span>, <span word="and">and</span> <span word="after">after</span> <span word="three">three</span> <span word="and">and</span> <span word="six">six</span> <span word="weeks">weeks</span>.<span word="Increasing">Increasing</span> <span word="their">their</span> <span word="intake">intake</span> <span word="of">of</span> <span word="greens">greens</span> <span word="by">by</span> 2.9 <span word="portions">portions</span> <span word="a">a</span> <span word="day">day</span> <span word="was">was</span> <span word="found">found</span> <span word="to">to</span> <span word="make">make</span> <span word="the">the</span> <span word="person">person</span> <span word="look">look</span> <span word="more">more</span> <span word="healthy">healthy</span> <span word="and">and</span> <span word="an">an</span> <span word="extra">extra</span> 3.3 <span word="portions">portions</span> <span word="could">could</span> <span word="enhance">enhance</span> <span word="their">their</span> <span word="attractiveness">attractiveness</span>, <span word="when">when</span> <span word="their">their</span> <span word="photographs">photographs</span> <span word="were">were</span> <span word="rated">rated</span> <span word="by">by</span> <span word="others">others</span>.</p><p> <span word="Fruit">Fruit</span> <span word="and">and</span> <span word="vegetables">vegetables</span> <span word="are">are</span> <span word="rich">rich</span> <span word="in">in</span> <span word="carotenoids">carotenoids</span> (类胡萝卜素) <span word="it">it</span> <span word="was">was</span> <span word="known">known</span> <span word="eating">eating</span> <span word="extreme">extreme</span> <span word="amounts">amounts</span> <span word="of">of</span> <span word="certain">certain</span> <span word="vegetables">vegetables</span> <span word="such">such</span> <span word="as">as</span> <span word="carrots">carrots</span> <span word="could">could</span> <span word="turn">turn</span> <span word="skin">skin</span> <span word="orange">orange</span>，<span word="it">it</span> <span word="was">was</span> <span word="not">not</span> <span word="known">known</span> <span word="a">a</span> <span word="small">small</span> <span word="increase">increase</span> <span word="was">was</span> <span word="perceptible">perceptible</span>(被觉察)<span word="to">to</span> <span word="others">others</span>－<span word="and">and</span> <span word="was">was</span> <span word="seen">seen</span> <span word="as">as</span> <span word="appealing">appealing</span>.<span word="htness">htness</span>, <span word="and">and</span> <span word="found">found</span> <span word="it">it</span> <span word="significantly">significantly</span> <span word="changed">changed</span> <span word="in">in</span> <span word="people">people</span> <span word="who">who</span> <span word="naturally">naturally</span> <span word="increased">increased</span> <span word="their">their</span> <span word="intake">intake</span>.<span word="These">These</span> <span word="changes">changes</span> <span word="were">were</span> <span word="not">not</span> <span word="evident">evident</span> <span word="in">in</span> <span word="three">three</span> <span word="weeks">weeks</span>.<span word="Using">Using</span> <span word="light">light</span> <span word="sensors">sensors</span>, <span word="the">the</span> <span word="researchers">researchers</span> <span word="showed">showed</span> <span word="these">these</span> <span word="red">red</span> <span word="and">and</span> <span word="yellow">yellow</span> <span word="hues">hues</span> <span word="were">were</span> <span word="linked">linked</span> <span word="with">with</span> <span word="the">the</span> <span word="levels">levels</span> <span word="of">of</span> <span word="carotenoids">carotenoids</span> <span word="in">in</span> <span word="their">their</span> <span word="skin">skin</span>.<span word="There">There</span> <span word="are">are</span> <span word="hundreds">hundreds</span> <span word="of">of</span> <span word="carotenoids">carotenoids</span> <span word="but">but</span> <span word="those">those</span> <span word="thought">thought</span> <span word="to">to</span> <span word="have">have</span> <span word="the">the</span> <span word="most">most</span> <span word="dramatic">dramatic</span> <span word="effect">effect</span> <span word="are">are</span> <span word="lycopene">lycopene</span>(番茄红素)－<span word="which">which</span> <span word="gives">gives</span> <span word="tomatoes">tomatoes</span> <span word="and">and</span> <span word="red">red</span> <span word="peppers">peppers</span> <span word="their">their</span> <span word="red">red</span> <span word="colour">colour</span>－<span word="and">and</span> <span word="beta">beta</span><span word="carotene">carotene</span> <span word="found">found</span> <span word="in">in</span> <span word="carrots">carrots</span> <span word="as">as</span> <span word="well">well</span> <span word="as">as</span> <span word="broccoli">broccoli</span>, <span word="also">also</span> <span word="affected">affected</span> <span word="by">by</span> <span word="chemicals">chemicals</span> <span word="called">called</span> <span word="polyphenols">polyphenols</span>(多元酚)解题导语：研究发现多吃水果和蔬菜让人看起来更漂亮。<span word="y">y</span> <span word="look">look</span> <span word="more">more</span> <span word="attractive">attractive</span> <span word="in">in</span> <span word="three">three</span> <span word="weeks">weeks</span>.</p>
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