2015职称英语考试理工类阅读理解专项练习题(1)
<p> <span word="The">The</span> <span word="Northern">Northern</span> <span word="Lights">Lights</span></p><p> <span word="The">The</span> <span word="solar">solar</span> <span word="wind">wind</span> <span word="constantly">constantly</span> <span word="streams">streams</span> <span word="toward">toward</span> <span word="the">the</span> <span word="Earth">Earth</span>, <span word="but">but</span> <span word="dont">dont</span> <span word="worry">worry</span> <span word="because">because</span> <span word="a">a</span> <span word="protective">protective</span> <span word="magnetic">magnetic</span> <span word="field">field</span> <span word="surrounds">surrounds</span> <span word="our">our</span> <span word="planet">planet</span>. <span word="The">The</span> <span word="same">same</span> <span word="magnetic">magnetic</span> <span word="field">field</span> <span word="that">that</span> <span word="makes">makes</span> <span word="your">your</span> <span word="compass">compass</span> <span word="point">point</span> <span word="north">north</span> <span word="also">also</span> <span word="steers">steers</span> <span word="the">the</span> <span word="particles">particles</span> <span word="from">from</span> <span word="the">the</span> <span word="Sun">Sun</span> <span word="to">to</span> <span word="the">the</span> <span word="north">north</span> <span word="and">and</span> <span word="south">south</span> <span word="poles">poles</span>. <span word="The">The</span> <span word="charged">charged</span> <span word="particles">particles</span> <span word="become">become</span> <span word="trapped">trapped</span> <span word="in">in</span> <span word="magnetic">magnetic</span> <span word="belts">belts</span> <span word="around">around</span> <span word="the">the</span> <span word="Earth">Earth</span>. <span word="When">When</span> <span word="a">a</span> <span word="large">large</span> <span word="blast">blast</span> <span word="of">of</span> <span word="solar">solar</span> <span word="wind">wind</span> <span word="crashes">crashes</span> <span word="into">into</span> <span word="the">the</span> <span word="Earths">Earths</span> <span word="magnetic">magnetic</span> <span word="field">field</span>, <span word="the">the</span> <span word="magnetic">magnetic</span> <span word="field">field</span> <span word="first">first</span> <span word="gets">gets</span> <span word="squeezed">squeezed</span> <span word="and">and</span> <span word="then">then</span> <span word="the">the</span> <span word="magnetic">magnetic</span> <span word="field">field</span> <span word="lines">lines</span> <span word="break">break</span> <span word="and">and</span> <span word="reconnect">reconnect</span>.4</p><p> <span word="Watching">Watching</span> <span word="auroras">auroras</span> <span word="is">is</span> <span word="fun">fun</span> <span word="and">and</span> <span word="exciting">exciting</span>, <span word="but">but</span> <span word="normally">normally</span> <span word="you">you</span> <span word="cart">cart</span> <span word="only">only</span> <span word="see">see</span> <span word="them">them</span> <span word="in">in</span> <span word="places">places</span> <span word="far">far</span> <span word="north">north</span> <span word="like">like</span> <span word="Alaska">Alaska</span> <span word="and">and</span> <span word="Canada">Canada</span>. <span word="The">The</span> <span word="movement">movement</span> <span word="of">of</span> <span word="the">the</span> <span word="aurora">aurora</span> <span word="across">across</span> <span word="the">the</span> <span word="sky">sky</span> <span word="is">is</span> <span word="usually">usually</span> <span word="slow">slow</span> <span word="enough">enough</span> <span word="to">to</span> <span word="easily">easily</span> <span word="follow">follow</span> <span word="with">with</span> <span word="your">your</span> <span word="eyes">eyes</span> <span word="but">but</span> <span word="they">they</span> <span word="can">can</span> <span word="also">also</span> <span word="pulsate">pulsate</span>, <span word="flicker">flicker</span>, <span word="or">or</span> <span word="even">even</span> <span word="move">move</span> <span word="like">like</span> <span word="waves">waves</span>. <span word="During">During</span> <span word="solar">solar</span> <span word="maximum">maximum</span>,5 <span word="auroras">auroras</span> <span word="are">are</span> <span word="seen">seen</span> <span word="as">as</span> <span word="far">far</span> <span word="south">south</span> <span word="as">as</span> <span word="Florida">Florida</span>, <span word="even">even</span> <span word="Mexico">Mexico</span>!</p><p> <span word="We">We</span> <span word="hope">hope</span> <span word="you">you</span> <span word="are">are</span> <span word="able">able</span> <span word="to">to</span> <span word="travel">travel</span> <span word="to">to</span> <span word="far">far</span>-<span word="north">north</span> <span word="places">places</span> <span word="like">like</span> <span word="the">the</span> <span word="Arctic">Arctic</span> <span word="Circle">Circle</span> <span word="and">and</span> <span word="see">see</span> <span word="the">the</span> <span word="Northern">Northern</span> <span word="Lights">Lights</span> <span word="at">at</span> <span word="least">least</span> <span word="once">once</span> <span word="during">during</span> <span word="your">your</span> <span word="lifetime">lifetime</span>. <span word="We">We</span> <span word="know">know</span> <span word="you">you</span> <span word="will">will</span> <span word="never">never</span> <span word="forget">forget</span> <span word="it">it</span>!</p><p> 1. <span word="The">The</span> <span word="Suns">Suns</span> <span word="gravity">gravity</span> <span word="is">is</span> <span word="too">too</span> <span word="weak">weak</span> <span word="to">to</span> <span word="keep">keep</span> <span word="its">its</span> <span word="plasma">plasma</span> <span word="from">from</span> <span word="flowing">flowing</span> <span word="to">to</span> <span word="the">the</span> <span word="Earth">Earth</span>.</p><p> 2. <span word="The">The</span> <span word="Earth">Earth</span> <span word="is">is</span> <span word="quite">quite</span> <span word="safe">safe</span> <span word="with">with</span> <span word="a">a</span> <span word="magnetic">magnetic</span> <span word="field">field</span> <span word="surrounding">surrounding</span> <span word="it">it</span> <span word="to">to</span> <span word="protect">protect</span> <span word="it">it</span> <span word="from">from</span> <span word="the">the</span> <span word="attack">attack</span> <span word="by">by</span> <span word="the">the</span> <span word="solar">solar</span> <span word="wind">wind</span>.</p><p> 3. <span word="Some">Some</span> <span word="scientists">scientists</span> <span word="are">are</span> <span word="worrying">worrying</span> <span word="about">about</span> <span word="the">the</span> <span word="possible">possible</span> <span word="disappearance">disappearance</span> <span word="of">of</span> <span word="the">the</span> <span word="Earths">Earths</span> <span word="protective">protective</span> <span word="magnetic">magnetic</span> <span word="field">field</span> <span word="in">in</span> <span word="the">the</span> <span word="future">future</span>.</p>
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