广东省高三英语复习40分钟限时训练15
<p> 高三英语限时练习十五</p><p> 完形填空（时间：10分钟）</p><p> <span word="For">For</span> <span word="some">some</span> <span word="people">people</span>, <span word="the">the</span> <span word="sight">sight</span> <span word="of">of</span> <span word="a">a</span> <span word="mouse">mouse</span> <span word="can">can</span> <span word="be">be</span> <span word="reason">reason</span> <span word="to">to</span> <span word="scream">scream</span>. <span word="For">For</span> <span word="other">other</span> <span word="mice">mice</span>, <span word="the">the</span> <span word="same">same</span> <span word="sight">sight</span> <span word="can">can</span> <span word="be">be</span> <span word="reason">reason</span> <span word="to">to</span> <span word="sing">sing</span>.</p><p> <span word="Mice">Mice</span> <span word="will">will</span> <span word="probably">probably</span></p><p> 21</p><p> <span word="sing">sing</span> <span word="their">their</span> <span word="way">way</span> <span word="to">to</span> <span word="any">any</span> <span word="concert">concert</span>, <span word="but">but</span> <span word="researchers">researchers</span> <span word="in">in</span> <span word="the">the</span> <span word="United">United</span> <span word="States">States</span> <span word="have">have</span> <span word="found">found</span></p><p> 22</p><p> <span word="that">that</span> <span word="mice">mice</span> <span word="do">do</span>,</p><p> 23</p><p> , <span word="sing">sing</span>.</p><p> <span word="Scientists">Scientists</span> <span word="already">already</span> <span word="knew">knew</span> <span word="that">that</span> <span word="mice">mice</span> <span word="make">make</span> <span word="ultrasonic">ultrasonic</span>(超声波) <span word="sounds">sounds</span>—<span word="noises">noises</span> <span word="that">that</span> <span word="are">are</span> <span word="too">too</span> <span word="high">high</span>-<span word="pitched">pitched</span>(高音的) <span word="for">for</span> <span word="people">people</span> <span word="to">to</span> <span word="hear">hear</span></p><p> 4</p><p> <span word="special">special</span> <span word="equipment">equipment</span>.</p><p> <span word="To">To</span> <span word="find">find</span> <span word="out">out</span> <span word="whether">whether</span> <span word="mice">mice</span> <span word="put">put</span> <span word="such">such</span> <span word="sounds">sounds</span> <span word="together">together</span> <span word="in">in</span> <span word="song">song</span>-<span word="like">like</span></p><p> 25</p><p> , <span word="the">the</span> <span word="researchers">researchers</span> <span word="recorded">recorded</span> <span word="the">the</span> <span word="sounds">sounds</span> <span word="of">of</span> 1 <span word="mice">mice</span>. <span word="Using">Using</span> <span word="computer">computer</span></p><p> 26</p><p> , <span word="they">they</span> <span word="were">were</span> <span word="able">able</span> <span word="to">to</span> <span word="separate">separate</span> <span word="the">the</span> <span word="sounds">sounds</span> <span word="into">into</span> <span word="specific">specific</span> <span word="types">types</span> <span word="of">of</span> <span word="syllables">syllables</span>(音节), <span word="and">and</span> <span word="found">found</span> <span word="the">the</span> <span word="mice">mice</span> <span word="produced">produced</span> <span word="about">about</span> 10 <span word="syllables">syllables</span> <span word="per">per</span> <span word="second">second</span>.</p><p> <span word="The">The</span> <span word="results">results</span> <span word="showed">showed</span> <span word="that">that</span> <span word="nearly">nearly</span> <span word="all">all</span> <span word="of">of</span> <span word="the">the</span> <span word="mice">mice</span> <span word="repeated">repeated</span> <span word="sequences">sequences</span>(顺序) <span word="of">of</span> <span word="syllables">syllables</span> <span word="in">in</span> <span word="different">different</span> <span word="patterns">patterns</span>. <span word="That">That</span>’<span word="s">s</span> <span word="enough">enough</span> <span word="to">to</span> <span word="meet">meet</span> <span word="the">the</span> <span word="definition">definition</span> <span word="of">of</span> <span word="what">what</span> <span word="scientists">scientists</span></p><p> 27</p><p> <span word="song">song</span>. <span word="But">But</span> <span word="not">not</span> <span word="all">all</span> <span word="scientists">scientists</span> <span word="are">are</span></p><p> 28</p><p> _ <span word="that">that</span> <span word="what">what</span> <span word="the">the</span> <span word="mice">mice</span> <span word="are">are</span> <span word="doing">doing</span> <span word="is">is</span></p><p> 29</p><p> <span word="singing">singing</span>. <span word="To">To</span> <span word="prove">prove</span> <span word="it">it</span>, <span word="the">the</span> <span word="researchers">researchers</span> <span word="must">must</span> <span word="show">show</span> <span word="that">that</span> <span word="there">there</span>’<span word="s">s</span> <span word="learning">learning</span> <span word="involved">involved</span>. <span word="And">And</span>, <span word="they">they</span> <span word="need">need</span> <span word="to">to</span> __</p>
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