2014年的职称英语理工类教材学习部分内容及解析(九)
<p> 2014年职称英语理工类教材学习部分内容及解析</p><p> <span word="Rhythm">Rhythm</span> <span word="controls">controls</span> <span word="everything">everything</span> <span word="in">in</span> <span word="Nature">Nature</span>. ___1___.</p><p> <span word="The">The</span> <span word="sun">sun</span> <span word="provides">provides</span> <span word="a">a</span> <span word="basic">basic</span> <span word="time">time</span> <span word="rhythm">rhythm</span> <span word="for">for</span> <span word="all">all</span> <span word="living">living</span> <span word="creatures">creatures</span> <span word="including">including</span> <span word="humans">humans</span>. <span word="Nearly">Nearly</span> <span word="all">all</span> <span word="animals">animals</span> <span word="are">are</span> <span word="influenced">influenced</span> <span word="by">by</span> <span word="sun">sun</span> <span word="cycles">cycles</span> <span word="and">and</span> <span word="have">have</span> <span word="developed">developed</span> <span word="a">a</span> <span word="biological">biological</span> <span word="clock">clock</span> <span word="in">in</span> <span word="their">their</span> <span word="bodies">bodies</span> <span word="following">following</span> <span word="these">these</span> <span word="cycles">cycles</span>. <span word="The">The</span> <span word="moon">moon</span> <span word="also">also</span> <span word="exerts">exerts</span> <span word="its">its</span> <span word="force">force</span> <span word="and">and</span> <span word="influence">influence</span> <span word="on">on</span> <span word="the">the</span> <span word="sea">sea</span>. <span word="Its">Its</span> <span word="gravitational">gravitational</span> <span word="attraction">attraction</span> <span word="causes">causes</span> <span word="the">the</span> <span word="rising">rising</span> <span word="of">of</span> <span word="the">the</span> <span word="tide">tide</span>. ___2___. <span word="When">When</span> <span word="the">the</span> <span word="moon">moon</span> <span word="is">is</span> <span word="behind">behind</span> <span word="the">the</span> <span word="Earth">Earth</span>, <span word="centrifugal">centrifugal</span> <span word="force">force</span> <span word="causes">causes</span> <span word="the">the</span> <span word="second">second</span> <span word="tide">tide</span> <span word="of">of</span> <span word="the">the</span> <span word="day">day</span>.</p><p> <span word="Animals">Animals</span> <span word="living">living</span> <span word="in">in</span> <span word="tidal">tidal</span> <span word="areas">areas</span> <span word="must">must</span> <span word="have">have</span> <span word="the">the</span> <span word="instinct">instinct</span> <span word="of">of</span> <span word="predicting">predicting</span> <span word="these">these</span> <span word="changes">changes</span>, <span word="to">to</span> <span word="avoid">avoid</span> <span word="being">being</span> <span word="stranded">stranded</span> <span word="and">and</span> <span word="dying">dying</span> <span word="of">of</span> <span word="dehydration">dehydration</span>. <span word="Since">Since</span> <span word="the">the</span> <span word="time">time</span> <span word="of">of</span> <span word="the">the</span> <span word="dinosaurs">dinosaurs</span>, <span word="the">the</span> <span word="king">king</span> <span word="crab">crab</span> <span word="has">has</span> <span word="been">been</span> <span word="laying">laying</span> <span word="eggs">eggs</span>1 <span word="at">at</span> <span word="the">the</span> <span word="seaside">seaside</span> <span word="in">in</span> <span word="a">a</span> <span word="set">set</span> <span word="way">way</span>2. <span word="To">To</span> <span word="avoid">avoid</span> <span word="predator">predator</span> <span word="fish">fish</span>3, <span word="the">the</span> <span word="eggs">eggs</span> <span word="are">are</span> <span word="always">always</span> <span word="far">far</span> <span word="from">from</span> <span word="seawater">seawater</span> <span word="and">and</span> <span word="protected">protected</span> <span word="by">by</span> <span word="sand">sand</span>. <span word="In">In</span> <span word="the">the</span> <span word="following">following</span> <span word="two">two</span> <span word="months">months</span>, <span word="the">the</span> <span word="eggs">eggs</span> <span word="undergo">undergo</span> <span word="dramatic">dramatic</span> <span word="changes">changes</span> <span word="related">related</span> <span word="to">to</span> <span word="the">the</span> <span word="cycles">cycles</span> <span word="of">of</span> <span word="the">the</span> <span word="moon">moon</span>4. <span word="When">When</span> <span word="the">the</span> <span word="second">second</span> <span word="spring">spring</span> <span word="tide">tide</span> <span word="comes">comes</span>, <span word="the">the</span> <span word="young">young</span> <span word="king">king</span> <span word="crabs">crabs</span> <span word="have">have</span> <span word="matured">matured</span>. ___3___. .</p><p> <span word="Most">Most</span> <span word="of">of</span> <span word="the">the</span> <span word="mammals">mammals</span>, <span word="either">either</span> <span word="the">the</span> <span word="giant">giant</span> <span word="elephant">elephant</span> <span word="or">or</span> <span word="the">the</span> <span word="small">small</span> <span word="shrew">shrew</span>, <span word="have">have</span> <span word="the">the</span> <span word="same">same</span> <span word="average">average</span> <span word="total">total</span> <span word="number">number</span> <span word="of">of</span> <span word="heartbeat">heartbeat</span> <span word="in">in</span> <span word="their">their</span> <span word="lifetime">lifetime</span>. <span word="Shrews">Shrews</span> <span word="live">live</span> <span word="only">only</span> <span word="for">for</span> <span word="two">two</span> <span word="and">and</span> <span word="a">a</span> <span word="half">half</span> <span word="years">years</span>, <span word="and">and</span> <span word="spend">spend</span> <span word="their">their</span> <span word="life">life</span> <span word="at">at</span> <span word="a">a</span> <span word="high">high</span> <span word="speed">speed</span> <span word="and">and</span> <span word="high">high</span> <span word="tempo">tempo</span>. <span word="Animals">Animals</span> <span word="like">like</span> <span word="shrews">shrews</span> <span word="with">with</span> <span word="a">a</span> <span word="pulse">pulse</span> <span word="rate">rate</span> <span word="of">of</span> 600 <span word="per">per</span> <span word="minute">minute</span> <span word="have">have</span> <span word="an">an</span> <span word="average">average</span> <span word="total">total</span> <span word="of">of</span> <span word="eight">eight</span> <span word="hundred">hundred</span> <span word="million">million</span> <span word="heartbeats">heartbeats</span>5 <span word="throughout">throughout</span> <span word="their">their</span> <span word="life">life</span>. <span word="The">The</span> <span word="African">African</span> <span word="elephant">elephant</span> <span word="has">has</span> <span word="a">a</span> <span word="pulse">pulse</span> <span word="rate">rate</span> <span word="of">of</span> 25 <span word="beats">beats</span> <span word="per">per</span> <span word="minute">minute</span>, <span word="and">and</span> <span word="a">a</span> <span word="life">life</span> <span word="span">span</span>6 <span word="of">of</span> 60 <span word="years">years</span>. <span word="The">The</span> <span word="size">size</span> <span word="of">of</span> <span word="the">the</span> <span word="body">body</span> <span word="determines">determines</span> <span word="the">the</span> <span word="speed">speed</span> <span word="of">of</span> <span word="life">life</span>. ___4___.</p>
页:
[1]