2013年职称英语考试综合类B级-补全短文(3)
<p> <span word="Sharks">Sharks</span> <span word="Perform">Perform</span> <span word="a">a</span> <span word="Service">Service</span> <span word="for">for</span> <span word="Earths">Earths</span> <span word="Waters">Waters</span></p><p> <span word="It">It</span> <span word="is">is</span> <span word="hard">hard</span> <span word="to">to</span> <span word="get">get</span> <span word="people">people</span> <span word="to">to</span> <span word="think">think</span> <span word="of">of</span> <span word="sharks">sharks</span> <span word="as">as</span> <span word="anything">anything</span> <span word="but">but</span> <span word="a">a</span> <span word="deadly">deadly</span> <span word="enemy">enemy</span>1. <span word="They">They</span> <span word="are">are</span> <span word="thought">thought</span> <span word="to">to</span> 1 <span word="people">people</span> <span word="frequently">frequently</span>. <span word="But">But</span> <span word="these">these</span> <span word="fish">fish</span>2 <span word="perform">perform</span> <span word="a">a</span> 2 <span word="service">service</span> <span word="for">for</span> <span word="earths">earths</span> <span word="waters">waters</span> <span word="and">and</span> <span word="for">for</span> <span word="human">human</span> <span word="beings">beings</span>. <span word="Yet">Yet</span> <span word="business">business</span> <span word="and">and</span> <span word="sport">sport</span> <span word="fishing">fishing</span>3 <span word="are">are</span> <span word="threatening">threatening</span> <span word="their">their</span> 3 <span word="Some">Some</span> <span word="sharks">sharks</span> <span word="are">are</span> <span word="at">at</span> <span word="risk">risk</span> <span word="of">of</span> <span word="disappearing">disappearing</span> <span word="from">from</span> 4</p><p> <span word="Warm">Warm</span> <span word="weather">weather</span> <span word="may">may</span> <span word="influence">influence</span> <span word="both">both</span> <span word="fish">fish</span> <span word="and">and</span> <span word="shark">shark</span> <span word="activity">activity</span>. <span word="Many">Many</span> <span word="fish">fish</span> <span word="swim">swim</span> <span word="near">near</span> <span word="coastal">coastal</span> <span word="areas">areas</span> 5 <span word="their">their</span> <span word="warm">warm</span> <span word="waters">waters</span>. <span word="Experts">Experts</span> <span word="say">say</span> <span word="sharks">sharks</span> <span word="may">may</span> <span word="follow">follow</span> <span word="the">the</span> <span word="fish">fish</span> <span word="into">into</span> <span word="the">the</span> <span word="same">same</span> <span word="areas">areas</span>, 6 <span word="people">people</span> <span word="also">also</span> <span word="swim">swim</span>. <span word="In">In</span> <span word="fact">fact</span>, <span word="most">most</span> <span word="sharks">sharks</span> <span word="do">do</span> <span word="not">not</span> <span word="purposely">purposely</span> <span word="charge">charge</span> <span word="at">at</span> <span word="or">or</span> <span word="bite">bite</span> <span word="humans">humans</span>. <span word="They">They</span> <span word="are">are</span> <span word="thought">thought</span> <span word="to">to</span> <span word="mistake">mistake</span> <span word="a">a</span> <span word="person">person</span> 7 <span word="a">a</span> <span word="sea">sea</span> <span word="animal">animal</span>, <span word="such">such</span> <span word="as">as</span> <span word="a">a</span> <span word="seal">seal</span> <span word="or">or</span> <span word="sea">sea</span> <span word="lion">lion</span>. <span word="That">That</span> <span word="is">is</span> <span word="why">why</span> <span word="people">people</span> <span word="should">should</span> <span word="not">not</span> <span word="swim">swim</span> <span word="in">in</span> <span word="the">the</span> <span word="ocean">ocean</span> <span word="when">when</span> <span word="the">the</span> <span word="sun">sun</span> <span word="goes">goes</span> <span word="down">down</span> <span word="or">or</span> <span word="comes">comes</span> <span word="up">up</span>. <span word="Those">Those</span> <span word="are">are</span> <span word="the">the</span> 8 <span word="when">when</span> <span word="sharks">sharks</span> <span word="are">are</span> <span word="looking">looking</span> <span word="for">for</span> <span word="food">food</span>. <span word="Experts">Experts</span> <span word="also">also</span> <span word="say">say</span> <span word="that">that</span> <span word="bright">bright</span> <span word="colors">colors</span> <span word="and">and</span> <span word="shiny">shiny</span> <span word="jewelry">jewelry</span> <span word="may">may</span> <span word="cause">cause</span> <span word="sharks">sharks</span> <span word="to">to</span> <span word="attack">attack</span>.</p><p> <span word="A">A</span> <span word="shark">shark</span> <span word="has">has</span> <span word="an">an</span> <span word="extremely">extremely</span> <span word="good">good</span> <span word="sense">sense</span> <span word="of">of</span> <span word="smell">smell</span>4 <span word="It">It</span> <span word="can">can</span> <span word="find">find</span> <span word="small">small</span> <span word="amounts">amounts</span> <span word="of">of</span> <span word="substances">substances</span> <span word="in">in</span> <span word="water">water</span>, <span word="such">such</span> <span word="as">as</span> <span word="blood">blood</span>, <span word="body">body</span> <span word="liquids">liquids</span> <span word="and">and</span> 9 <span word="produced">produced</span> <span word="by">by</span> <span word="animals">animals</span>. <span word="These">These</span> <span word="powerful">powerful</span> 10 <span word="help">help</span> <span word="sharks">sharks</span> <span word="fred">fred</span> <span word="their">their</span> <span word="food">food</span>. <span word="Sharks">Sharks</span> <span word="eat">eat</span> <span word="fish">fish</span>, <span word="any">any</span> 11 <span word="sharks">sharks</span>, <span word="and">and</span> <span word="plants">plants</span> <span word="that">that</span> <span word="live">live</span> <span word="in">in</span> <span word="the">the</span> <span word="ocean">ocean</span>.</p><p> <span word="Medical">Medical</span> <span word="researchers">researchers</span> <span word="want">want</span> <span word="to">to</span> <span word="learn">learn</span> <span word="more">more</span> <span word="about">about</span> <span word="the">the</span> <span word="sharks">sharks</span> <span word="body">body</span> <span word="defense">defense</span>, <span word="and">and</span> <span word="immune">immune</span> 12 <span word="against">against</span> <span word="disease">disease</span>. <span word="Researchers">Researchers</span> <span word="know">know</span> <span word="that">that</span> <span word="sharks">sharks</span> 13 <span word="quickly">quickly</span> <span word="from">from</span> <span word="injuries">injuries</span>. <span word="They">They</span> <span word="study">study</span> <span word="the">the</span> <span word="shark">shark</span> <span word="in">in</span> <span word="hopes">hopes</span> <span word="of">of</span> <span word="finding">finding</span> <span word="a">a</span> <span word="way">way</span> <span word="to">to</span> <span word="fight">fight</span> <span word="human">human</span> <span word="disease">disease</span>.</p>
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