考研优美英语作文的背诵033
<p> <span word="Scattered">Scattered</span> <span word="through">through</span> <span word="the">the</span> <span word="seas">seas</span> <span word="of">of</span> <span word="the">the</span> <span word="world">world</span> <span word="are">are</span> <span word="billions">billions</span> <span word="of">of</span> <span word="tons">tons</span> <span word="ofsmall">ofsmall</span> <span word="plants">plants</span> <span word="and">and</span> <span word="animals">animals</span> <span word="called">called</span> <span word="plankton">plankton</span>. <span word="Most">Most</span> <span word="of">of</span> <span word="these">these</span> <span word="plants">plants</span> <span word="and">and</span> <span word="animalsare">animalsare</span> <span word="too">too</span> <span word="small">small</span> <span word="for">for</span> <span word="the">the</span> <span word="human">human</span> <span word="eye">eye</span> <span word="to">to</span> <span word="see">see</span>. <span word="They">They</span> <span word="drift">drift</span> <span word="about">about</span> <span word="lazily">lazily</span> <span word="with">with</span> <span word="thecurrents">thecurrents</span>, <span word="providing">providing</span> <span word="a">a</span> <span word="basic">basic</span> <span word="food">food</span> <span word="for">for</span> <span word="many">many</span> <span word="larger">larger</span> <span word="animals">animals</span>.<span word="Plankton">Plankton</span> <span word="has">has</span> <span word="beendescribed">beendescribed</span> <span word="as">as</span> <span word="the">the</span> <span word="equivalent">equivalent</span> <span word="of">of</span> <span word="the">the</span> <span word="grasses">grasses</span> <span word="that">that</span> <span word="grow">grow</span> <span word="on">on</span> <span word="the">the</span> <span word="dry">dry</span> <span word="land">land</span> <span word="continents">continents</span>, <span word="and">and</span> <span word="the">the</span> <span word="comparison">comparison</span> <span word="is">is</span> <span word="an">an</span> <span word="appropriate">appropriate</span> <span word="one">one</span>.<span word="In">In</span> <span word="potential">potential</span> <span word="food">food</span> <span word="value">value</span>, <span word="however">however</span>, <span word="plankton">plankton</span> <span word="far">far</span> <span word="outweighs">outweighs</span> <span word="that">that</span> <span word="of">of</span> <span word="theland">theland</span> <span word="grasses">grasses</span>. <span word="One">One</span> <span word="scientist">scientist</span> <span word="has">has</span> <span word="estimated">estimated</span> <span word="that">that</span> <span word="while">while</span> <span word="grasses">grasses</span> <span word="of">of</span> <span word="the">the</span> <span word="worldproduce">worldproduce</span> <span word="about">about</span> 49 <span word="billion">billion</span> <span word="tons">tons</span> <span word="of">of</span> <span word="valuable">valuable</span> <span word="carbohydrates">carbohydrates</span> <span word="each">each</span> <span word="year">year</span>, <span word="theseas">theseas</span> <span word="plankton">plankton</span> <span word="generates">generates</span> <span word="more">more</span> <span word="than">than</span> <span word="twice">twice</span> <span word="as">as</span> <span word="much">much</span>.<span word="Despite">Despite</span> <span word="its">its</span> <span word="enormous">enormous</span> <span word="foodpotential">foodpotential</span>, <span word="little">little</span> <span word="effect">effect</span> <span word="was">was</span> <span word="made">made</span> <span word="until">until</span> <span word="recently">recently</span> <span word="to">to</span> <span word="farm">farm</span> <span word="plankton">plankton</span> <span word="as">as</span> <span word="we">we</span> <span word="farmgrasses">farmgrasses</span> <span word="on">on</span> <span word="land">land</span>. <span word="Now">Now</span> <span word="marine">marine</span> <span word="scientists">scientists</span> <span word="have">have</span> <span word="at">at</span> <span word="last">last</span> <span word="begun">begun</span> <span word="to">to</span> <span word="study">study</span> <span word="this">this</span> <span word="possibility">possibility</span>, <span word="especially">especially</span> <span word="as">as</span> <span word="the">the</span> <span word="seas">seas</span> <span word="resourcesloom">resourcesloom</span> <span word="even">even</span> <span word="more">more</span> <span word="important">important</span> <span word="as">as</span> <span word="a">a</span> <span word="means">means</span> <span word="of">of</span> <span word="feeding">feeding</span> <span word="an">an</span> <span word="expanding">expanding</span> <span word="worldpopulation">worldpopulation</span>.</p><p> <span word="No">No</span> <span word="one">one</span> <span word="yet">yet</span> <span word="has">has</span> <span word="seriously">seriously</span> <span word="suggested">suggested</span> <span word="thatplanktonburgers">thatplanktonburgers</span> <span word="may">may</span> <span word="soon">soon</span> <span word="become">become</span> <span word="popular">popular</span> <span word="around">around</span> <span word="the">the</span> <span word="world">world</span>. <span word="As">As</span> <span word="a">a</span> <span word="possible">possible</span> <span word="farmed">farmed</span> <span word="supplementary">supplementary</span> <span word="food">food</span> <span word="source">source</span>, <span word="however">however</span>, <span word="plankton">plankton</span> <span word="is">is</span> <span word="gainingconsiderable">gainingconsiderable</span> <span word="interest">interest</span> <span word="among">among</span> <span word="marine">marine</span> <span word="scientists">scientists</span>.<span word="One">One</span> <span word="type">type</span> <span word="of">of</span> <span word="plankton">plankton</span> <span word="thatseems">thatseems</span> <span word="to">to</span> <span word="have">have</span> <span word="great">great</span> <span word="harvest">harvest</span> <span word="possibilities">possibilities</span> <span word="is">is</span> <span word="a">a</span> <span word="tiny">tiny</span> <span word="shrimplike">shrimplike</span> <span word="creaturecalled">creaturecalled</span> <span word="krill">krill</span>. <span word="Growing">Growing</span> <span word="to">to</span> <span word="two">two</span> <span word="or">or</span> <span word="three">three</span> <span word="inches">inches</span> <span word="long">long</span>, <span word="krill">krill</span> <span word="provide">provide</span> <span word="the">the</span> <span word="majorfood">majorfood</span> <span word="for">for</span> <span word="the">the</span> <span word="great">great</span> <span word="blue">blue</span> <span word="whale">whale</span>, <span word="the">the</span> <span word="largest">largest</span> <span word="animal">animal</span> <span word="ever">ever</span> <span word="inhabit">inhabit</span> <span word="the">the</span> <span word="Earth">Earth</span>.<span word="Realizing">Realizing</span> <span word="that">that</span> <span word="this">this</span> <span word="whale">whale</span> <span word="may">may</span> <span word="grow">grow</span> <span word="to">to</span>100 <span word="feet">feet</span> <span word="and">and</span> <span word="weigh">weigh</span> 150 <span word="tons">tons</span> <span word="at">at</span> <span word="maturity">maturity</span>,<span word="it">it</span> <span word="is">is</span> <span word="not">not</span> <span word="surprising">surprising</span> <span word="that">that</span> <span word="each">each</span> <span word="one">one</span> <span word="devours">devours</span> <span word="more">more</span> <span word="than">than</span> <span word="one">one</span> <span word="ton">ton</span> <span word="of">of</span> <span word="krilldaily">krilldaily</span>.</p>
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