雅思口语准备之食物/健康--维他命的利弊
<p> <span word="Once">Once</span> <span word="upon">upon</span> <span word="a">a</span> <span word="time">time</span>, <span word="you">you</span> <span word="believed">believed</span> <span word="in">in</span> <span word="the">the</span> <span word="tooth">tooth</span> <span word="fairy">fairy</span>. <span word="You">You</span> <span word="counted">counted</span> <span word="on">on</span> <span word="the">the</span> <span word="stability">stability</span> <span word="of">of</span> <span word="housing">housing</span> <span word="prices">prices</span> <span word="and">and</span> <span word="depended">depended</span> <span word="on">on</span> <span word="bankers">bankers</span> <span word="to">to</span> <span word="be">be</span>, <span word="well">well</span>, <span word="dependable">dependable</span>. <span word="And">And</span> <span word="you">you</span> <span word="figured">figured</span> <span word="that">that</span> <span word="taking">taking</span> <span word="vitamins">vitamins</span> <span word="was">was</span> <span word="good">good</span> <span word="for">for</span> <span word="you">you</span>. <span word="Oh">Oh</span>, <span word="its">its</span> <span word="painful">painful</span> <span word="when">when</span> <span word="another">another</span> <span word="myth">myth</span> <span word="gets">gets</span> <span word="shattered">shattered</span>. <span word="Recent">Recent</span> <span word="research">research</span> <span word="suggests">suggests</span> <span word="that">that</span> <span word="a">a</span> <span word="daily">daily</span> <span word="multi">multi</span> <span word="is">is</span> <span word="a">a</span> <span word="waste">waste</span> <span word="of">of</span> <span word="money">money</span> <span word="for">for</span> <span word="most">most</span> <span word="peopleand">peopleand</span> <span word="theres">theres</span> <span word="growing">growing</span> <span word="evidence">evidence</span> <span word="that">that</span> <span word="some">some</span> <span word="other">other</span> <span word="old">old</span> <span word="standbys">standbys</span> <span word="may">may</span> <span word="even">even</span> <span word="hurt">hurt</span> <span word="your">your</span> <span word="health">health</span>. <span word="Heres">Heres</span> <span word="what">what</span> <span word="you">you</span> <span word="need">need</span> <span word="to">to</span> <span word="know">know</span>.</p><p> <span word="Myth">Myth</span>: <span word="A">A</span> <span word="multivitamin">multivitamin</span> <span word="can">can</span> <span word="make">make</span> <span word="up">up</span> <span word="for">for</span> <span word="a">a</span> <span word="bad">bad</span> <span word="diet">diet</span></p><p> <span word="An">An</span> <span word="insurance">insurance</span> <span word="policy">policy</span> <span word="in">in</span> <span word="a">a</span> <span word="pill">pill</span>? <span word="If">If</span> <span word="only">only</span> <span word="it">it</span> <span word="were">were</span> <span word="so">so</span>.</p><p> <span word="Last">Last</span> <span word="year">year</span>, <span word="researchers">researchers</span> <span word="published">published</span> <span word="new">new</span> <span word="findings">findings</span> <span word="from">from</span> <span word="the">the</span> <span word="Womens">Womens</span> <span word="Health">Health</span> <span word="Initiative">Initiative</span>, <span word="a">a</span> <span word="long">long</span>-<span word="term">term</span> <span word="study">study</span> <span word="of">of</span> <span word="more">more</span> <span word="than">than</span> 160,000 <span word="midlife">midlife</span> <span word="women">women</span>. <span word="The">The</span> <span word="data">data</span> <span word="showed">showed</span> <span word="that">that</span> <span word="multivitamin">multivitamin</span>-<span word="takers">takers</span> <span word="are">are</span> <span word="no">no</span> <span word="healthier">healthier</span> <span word="than">than</span> <span word="those">those</span> <span word="who">who</span> <span word="dont">dont</span> <span word="pop">pop</span> <span word="the">the</span> <span word="pills">pills</span>, <span word="at">at</span> <span word="least">least</span> <span word="when">when</span> <span word="it">it</span> <span word="comes">comes</span> <span word="to">to</span> <span word="the">the</span> <span word="big">big</span> <span word="diseasescancer">diseasescancer</span>, <span word="heart">heart</span> <span word="disease">disease</span>, <span word="stroke">stroke</span>. <span word="Even">Even</span> <span word="women">women</span> <span word="with">with</span> <span word="poor">poor</span> <span word="diets">diets</span> <span word="werent">werent</span> <span word="helped">helped</span> <span word="by">by</span> <span word="taking">taking</span> <span word="a">a</span> <span word="multivitamin">multivitamin</span>, <span word="says">says</span> <span word="study">study</span> <span word="author">author</span> <span word="Marian">Marian</span> <span word="Neuhouser">Neuhouser</span>, <span word="PhD">PhD</span>, <span word="in">in</span> <span word="the">the</span> <span word="cancer">cancer</span> <span word="prevention">prevention</span> <span word="program">program</span> <span word="at">at</span> <span word="the">the</span> <span word="Fred">Fred</span> <span word="Hutchinson">Hutchinson</span> <span word="Cancer">Cancer</span> <span word="Research">Research</span> <span word="Center">Center</span>, <span word="in">in</span> <span word="Seattle">Seattle</span>.</p><p> <span word="Vitamin">Vitamin</span> <span word="supplements">supplements</span> <span word="came">came</span> <span word="into">into</span> <span word="vogue">vogue</span> <span word="in">in</span> <span word="the">the</span> <span word="early">early</span> 1900<span word="s">s</span>, <span word="when">when</span> <span word="it">it</span> <span word="was">was</span> <span word="difficult">difficult</span> <span word="or">or</span> <span word="impossible">impossible</span> <span word="for">for</span> <span word="most">most</span> <span word="people">people</span> <span word="to">to</span> <span word="get">get</span> <span word="a">a</span> <span word="wide">wide</span> <span word="variety">variety</span> <span word="of">of</span> <span word="fresh">fresh</span> <span word="fruits">fruits</span> <span word="and">and</span> <span word="vegetables">vegetables</span> <span word="year">year</span>-<span word="round">round</span>. <span word="Back">Back</span> <span word="then">then</span>, <span word="vitamin">vitamin</span>-<span word="deficiency">deficiency</span> <span word="diseases">diseases</span> <span word="werent">werent</span> <span word="unheard">unheard</span>-<span word="of">of</span>: <span word="the">the</span> <span word="bowed">bowed</span> <span word="legs">legs</span> <span word="and">and</span> <span word="deformed">deformed</span> <span word="ribs">ribs</span> <span word="of">of</span> <span word="rickets">rickets</span> <span word="or">or</span> <span word="the">the</span> <span word="skin">skin</span> <span word="problems">problems</span> <span word="and">and</span> <span word="mental">mental</span> <span word="confusion">confusion</span> <span word="of">of</span> <span word="pellagra">pellagra</span> . <span word="But">But</span> <span word="these">these</span> <span word="days">days</span>, <span word="youre">youre</span> <span word="extremely">extremely</span> <span word="unlikely">unlikely</span> <span word="to">to</span> <span word="be">be</span> <span word="seriously">seriously</span> <span word="deficient">deficient</span> <span word="if">if</span> <span word="you">you</span> <span word="eat">eat</span> <span word="an">an</span> <span word="average">average</span> <span word="American">American</span> <span word="diet">diet</span>, <span word="if">if</span> <span word="only">only</span> <span word="because">because</span> <span word="many">many</span> <span word="packaged">packaged</span> <span word="foods">foods</span> <span word="are">are</span> <span word="vitamin">vitamin</span>-<span word="enriched">enriched</span>. <span word="Sure">Sure</span>, <span word="most">most</span> <span word="of">of</span> <span word="us">us</span> <span word="could">could</span> <span word="do">do</span> <span word="with">with</span> <span word="a">a</span> <span word="couple">couple</span> <span word="more">more</span> <span word="daily">daily</span> <span word="servings">servings</span> <span word="of">of</span> <span word="produce">produce</span>, <span word="but">but</span> <span word="a">a</span> <span word="multi">multi</span> <span word="doesnt">doesnt</span> <span word="do">do</span> <span word="a">a</span> <span word="good">good</span> <span word="job">job</span> <span word="at">at</span> <span word="substituting">substituting</span> <span word="for">for</span> <span word="those">those</span>. <span word="Multivitamins">Multivitamins</span> <span word="have">have</span> <span word="maybe">maybe</span> <span word="two">two</span> <span word="dozen">dozen</span> <span word="ingredientsbut">ingredientsbut</span> <span word="plants">plants</span> <span word="have">have</span> <span word="hundreds">hundreds</span> <span word="of">of</span> <span word="other">other</span> <span word="useful">useful</span> <span word="compounds">compounds</span>, <span word="Neuhouser">Neuhouser</span> <span word="says">says</span>. <span word="If">If</span> <span word="you">you</span> <span word="just">just</span> <span word="take">take</span> <span word="a">a</span> <span word="multivitamin">multivitamin</span>, <span word="youre">youre</span> <span word="missing">missing</span> <span word="lots">lots</span> <span word="of">of</span> <span word="compounds">compounds</span> <span word="that">that</span> <span word="may">may</span> <span word="be">be</span> <span word="providing">providing</span> <span word="benefits">benefits</span>.</p>
页:
[1]