职称英语理工A级完形填空练习题
<p> <span word="Nobody">Nobody</span> <span word="likes">likes</span> <span word="insects">insects</span>. <span word="They">They</span> <span word="are">are</span> <span word="annoying">annoying</span> <span word="and">and</span> <span word="sometimes">sometimes</span> <span word="dangerous">dangerous</span>. <span word="Some">Some</span> <span word="of">of</span> <span word="them">them</span> <span word="bite">bite</span> <span word="us">us</span> <span word="and">and</span> <span word="give">give</span> <span word="us">us</span> 51 ; <span word="others">others</span> <span word="bite">bite</span> <span word="us">us</span> <span word="and">and</span> <span word="give">give</span> <span word="us">us</span> <span word="big">big</span> <span word="red">red</span> 52 . <span word="Some">Some</span> <span word="do">do</span> <span word="not">not</span> <span word="bite">bite</span>, 53 <span word="they">they</span> <span word="just">just</span> <span word="fly">fly</span> <span word="round">round</span> <span word="our">our</span> <span word="heads">heads</span> <span word="or">or</span> <span word="crawl">crawl</span> <span word="round">round</span> <span word="our">our</span> <span word="houses">houses</span> <span word="and">and</span> <span word="gardens">gardens</span>. <span word="And">And</span> <span word="we">we</span> <span word="do">do</span> <span word="not">not</span> <span word="like">like</span> <span word="any">any</span> <span word="of">of</span> <span word="them">them</span> 54 <span word="those">those</span> <span word="lovely">lovely</span> <span word="butterflies">butterflies</span>.</p><p> <span word="But">But</span> <span word="insects">insects</span> <span word="are">are</span> <span word="interesting">interesting</span>. <span word="First">First</span>, <span word="they">they</span> <span word="are">are</span> <span word="very">very</span> 55 <span word="animals">animals</span>. <span word="Three">Three</span> <span word="hundred">hundred</span> <span word="and">and</span> <span word="twenty">twenty</span> <span word="million">million</span> <span word="years">years</span> <span word="ago">ago</span> <span word="there">there</span> <span word="were">were</span> <span word="no">no</span> <span word="men">men</span> <span word="or">or</span> <span word="other">other</span> <span word="mammals">mammals</span> <span word="in">in</span> <span word="the">the</span> <span word="world">world</span> <span word="but">but</span> <span word="there">there</span> <span word="were">were</span> <span word="insects">insects</span>. <span word="Today">Today</span>, 56 <span word="every">every</span> <span word="square">square</span> <span word="mile">mile</span> <span word="of">of</span> <span word="land">land</span> <span word="there">there</span> <span word="are">are</span> <span word="millions">millions</span> <span word="of">of</span> <span word="them">them</span> <span word="flying">flying</span> <span word="and">and</span> <span word="crawling">crawling</span> 57 . <span word="Second">Second</span>, <span word="insects">insects</span> <span word="are">are</span> <span word="very">very</span> <span word="adaptable">adaptable</span> <span word="to">to</span> <span word="their">their</span> <span word="habitat">habitat</span>, <span word="to">to</span> <span word="their">their</span> <span word="food">food</span> <span word="and">and</span> <span word="to">to</span> <span word="the">the</span> <span word="weather">weather</span>. <span word="Now">Now</span> <span word="there">there</span> <span word="are">are</span> <span word="about">about</span> <span word="a">a</span> <span word="million">million</span> <span word="different">different</span> 58 <span word="in">in</span> <span word="the">the</span> <span word="world">world</span>.</p><p> 59 <span word="do">do</span> <span word="people">people</span> <span word="use">use</span> <span word="insecticides">insecticides</span>?</p><p> <span word="Not">Not</span> <span word="many">many</span> <span word="insects">insects</span> 60 <span word="us">us</span>. <span word="In">In</span> <span word="many">many</span> <span word="cases">cases</span> <span word="we">we</span> <span word="do">do</span> <span word="not">not</span> <span word="see">see</span> <span word="the">the</span> <span word="insects">insects</span> <span word="and">and</span> <span word="we">we</span> <span word="do">do</span> <span word="not">not</span> <span word="think">think</span> <span word="much">much</span> <span word="about">about</span> <span word="them">them</span>. <span word="The">The</span> <span word="reason">reason</span> <span word="is">is</span> <span word="that">that</span> <span word="insects">insects</span> <span word="eat">eat</span> 61 <span word="of">of</span> <span word="mans">mans</span> <span word="food">food</span>, 62 <span word="there">there</span> <span word="are">are</span> <span word="so">so</span> <span word="many">many</span> <span word="billions">billions</span> <span word="of">of</span> <span word="them">them</span>.</p><p> <span word="We">We</span> <span word="must">must</span> <span word="use">use</span> <span word="insecticides">insecticides</span> <span word="to">to</span> <span word="get">get</span> <span word="rid">rid</span> <span word="of">of</span> <span word="them">them</span>. <span word="An">An</span> <span word="insecticide">insecticide</span> <span word="is">is</span> <span word="simply">simply</span> <span word="a">a</span> <span word="special">special</span> <span word="chemical">chemical</span> 63 <span word="with">with</span> <span word="some">some</span> <span word="poisonous">poisonous</span> <span word="elements">elements</span>. <span word="Farmers">Farmers</span> <span word="spray">spray</span> <span word="their">their</span> <span word="crops">crops</span> <span word="very">very</span> <span word="often">often</span> <span word="and">and</span> <span word="the">the</span> <span word="insects">insects</span> <span word="die">die</span> <span word="quickly">quickly</span>. <span word="Of">Of</span> <span word="course">course</span> <span word="some">some</span> <span word="poisonous">poisonous</span> <span word="chemicals">chemicals</span> <span word="may">may</span> 64 <span word="on">on</span> <span word="the">the</span> <span word="crops">crops</span> <span word="or">or</span> <span word="in">in</span> <span word="the">the</span> 65 , <span word="and">and</span> <span word="that">that</span> <span word="is">is</span> <span word="also">also</span> <span word="dangerous">dangerous</span>.</p><p> 51. <span word="A">A</span>. <span word="wounds">wounds</span> <span word="B">B</span>. <span word="diseases">diseases</span> <span word="C">C</span>. <span word="disturbance">disturbance</span> <span word="D">D</span>. <span word="panic">panic</span></p><p> 52. <span word="A">A</span>. <span word="places">places</span> <span word="B">B</span>. <span word="points">points</span> <span word="C">C</span>. <span word="spots">spots</span> <span word="D">D</span>. <span word="stains">stains</span></p><p> 53. <span word="A">A</span>. <span word="because">because</span> <span word="B">B</span>. <span word="but">but</span> <span word="C">C</span>. <span word="or">or</span> <span word="D">D</span>. <span word="while">while</span></p>
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