为什么人类需要运动？-英语口语练习话题精编第13节
<p>为什么人类需要运动？</p><p><span word="Why">Why</span> <span word="do">do</span> <span word="people">people</span> <span word="need">need</span> <span word="to">to</span> <span word="play">play</span> <span word="sports">sports</span>?</p><p> <span word="Doing">Doing</span> <span word="exercise">exercise</span> <span word="is">is</span> <span word="a">a</span> <span word="good">good</span> <span word="way">way</span> <span word="of">of</span> <span word="keeping">keeping</span> <span word="us">us</span> <span word="healthy">healthy</span>. <span word="Exercise">Exercise</span> <span word="makes">makes</span> <span word="us">us</span> <span word="fitter">fitter</span> <span word="and">and</span> <span word="helps">helps</span> <span word="us">us</span> <span word="relax">relax</span>. <span word="It">It</span> <span word="is">is</span> <span word="absolutely">absolutely</span> <span word="necessary">necessary</span> <span word="to">to</span> <span word="take">take</span> <span word="some">some</span> <span word="exercise">exercise</span> <span word="every">every</span> <span word="day">day</span>. <span word="No">No</span> <span word="matter">matter</span> <span word="what">what</span> <span word="kind">kind</span> <span word="of">of</span> <span word="sports">sports</span> <span word="you">you</span> <span word="may">may</span> <span word="choose">choose</span>, <span word="getting">getting</span> <span word="regular">regular</span> <span word="exercise">exercise</span> <span word="will">will</span> <span word="always">always</span> <span word="do">do</span> <span word="good">good</span> <span word="to">to</span> <span word="your">your</span> <span word="health">health</span>. <span word="Research">Research</span> <span word="shows">shows</span> <span word="that">that</span> <span word="getting">getting</span> <span word="plenty">plenty</span> <span word="of">of</span> <span word="exercise">exercise</span> <span word="makes">makes</span> <span word="the">the</span> <span word="heart">heart</span> <span word="beat">beat</span> <span word="faster">faster</span> <span word="and">and</span> <span word="the">the</span> <span word="lungs">lungs</span> <span word="work">work</span> <span word="harder">harder</span>. <span word="This">This</span> <span word="strengthens">strengthens</span> <span word="the">the</span> <span word="heart">heart</span>, <span word="reduces">reduces</span> <span word="the">the</span> <span word="chance">chance</span> <span word="of">of</span> <span word="heart">heart</span> <span word="attack">attack</span>, <span word="and">and</span> <span word="helps">helps</span> <span word="lower">lower</span> <span word="blood">blood</span> <span word="pressure">pressure</span>. <span word="Also">Also</span> <span word="some">some</span> <span word="people">people</span> <span word="play">play</span> <span word="sports">sports</span> <span word="because">because</span> <span word="they">they</span> <span word="need">need</span> <span word="to">to</span> <span word="lose">lose</span> <span word="extra">extra</span> <span word="weight">weight</span>. <span word="Another">Another</span> <span word="reason">reason</span> <span word="why">why</span> <span word="people">people</span> <span word="need">need</span> <span word="to">to</span> <span word="play">play</span> <span word="sports">sports</span> <span word="might">might</span> <span word="be">be</span> <span word="that">that</span> <span word="a">a</span> <span word="lot">lot</span> <span word="of">of</span> <span word="people">people</span> <span word="nowadays">nowadays</span> <span word="find">find</span> <span word="themselves">themselves</span> <span word="under">under</span> <span word="a">a</span> <span word="lot">lot</span> <span word="of">of</span> <span word="pressure">pressure</span>. <span word="Doing">Doing</span> <span word="sports">sports</span> <span word="can">can</span> <span word="help">help</span> <span word="them">them</span> <span word="to">to</span> <span word="relax">relax</span>. <span word="Thats">Thats</span> <span word="why">why</span> <span word="more">more</span> <span word="and">and</span> <span word="more">more</span> <span word="people">people</span> <span word="are">are</span> <span word="becoming">becoming</span> <span word="active">active</span> <span word="in">in</span> <span word="various">various</span> <span word="kinds">kinds</span> <span word="of">of</span> <span word="sports">sports</span> <span word="and">and</span> <span word="exercises">exercises</span>. <span word="Of">Of</span> <span word="course">course</span>, <span word="having">having</span> <span word="a">a</span> <span word="good">good</span> <span word="diet">diet</span> <span word="is">is</span> <span word="also">also</span> <span word="very">very</span> <span word="important">important</span>.</p>
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