六级优秀范文每日一背(9)
<p> <span word="The">The</span> <span word="human">human</span> <span word="race">race</span> <span word="has">has</span> <span word="experienced">experienced</span> <span word="a">a</span> <span word="consistent">consistent</span> <span word="increase">increase</span> <span word="in">in</span> <span word="population">population</span> <span word="since">since</span> <span word="the">the</span> <span word="beginning">beginning</span> <span word="of">of</span> <span word="its">its</span> <span word="history">history</span>. <span word="Famine">Famine</span> <span word="and">and</span> <span word="disease">disease</span> <span word="have">have</span> <span word="done">done</span> <span word="little">little</span> <span word="to">to</span> <span word="offsetthis">offsetthis</span> <span word="steady">steady</span> <span word="increase">increase</span>. <span word="Too">Too</span> <span word="many">many</span> <span word="people">people</span> <span word="are">are</span> <span word="added">added</span> <span word="annually">annually</span> <span word="to">to</span> <span word="the">the</span> <span word="population">population</span> <span word="of">of</span> <span word="the">the</span> <span word="world">world</span>. <span word="So">So</span> <span word="both">both</span> <span word="the">the</span> <span word="causes">causes</span> <span word="of">of</span> <span word="population">population</span> <span word="increase">increase</span> <span word="and">and</span> <span word="the">the</span> <span word="results">results</span> <span word="of">of</span> <span word="having">having</span> <span word="more">more</span> <span word="people">people</span> <span word="are">are</span> <span word="worth">worth</span> <span word="careful">careful</span> <span word="study">study</span>. <span word="Culture">Culture</span> <span word="evolution">evolution</span> <span word="is">is</span> <span word="the">the</span> <span word="major">major</span> <span word="factor">factor</span> <span word="responsible">responsible</span> <span word="for">for</span> <span word="population">population</span> <span word="increase">increase</span>. <span word="Early">Early</span> <span word="in">in</span> <span word="human">human</span> <span word="development">development</span>, <span word="people">people</span> <span word="invented">invented</span> <span word="tools">tools</span> <span word="to">to</span> <span word="hunt">hunt</span> <span word="animals">animals</span>. <span word="Later">Later</span> <span word="they">they</span> <span word="built">built</span> <span word="shelters">shelters</span> <span word="to">to</span> <span word="protect">protect</span> <span word="themselves">themselves</span>. <span word="Step">Step</span> <span word="by">by</span> <span word="step">step</span>, <span word="they">they</span> <span word="made">made</span> <span word="life">life</span> <span word="easier">easier</span>. <span word="As">As</span> <span word="a">a</span> <span word="result">result</span>, <span word="fewer">fewer</span> <span word="died">died</span> <span word="from">from</span> <span word="natural">natural</span> <span word="forces">forces</span>, <span word="such">such</span> <span word="as">as</span> <span word="harsh">harsh</span> <span word="climate">climate</span> <span word="and">and</span> <span word="disease">disease</span>. <span word="In">In</span> <span word="the">the</span> <span word="past">past</span>, <span word="when">when</span> <span word="population">population</span> <span word="grew">grew</span>, <span word="there">there</span> <span word="was">was</span> <span word="unexplored">unexplored</span> <span word="territory">territory</span> <span word="to">to</span> <span word="inhabit">inhabit</span>. <span word="But">But</span> <span word="now">now</span>, <span word="almost">almost</span> <span word="all">all</span> <span word="the">the</span> <span word="habitable">habitable</span> <span word="land">land</span> <span word="has">has</span> <span word="been">been</span> <span word="explored">explored</span>. <span word="The">The</span> <span word="worlds">worlds</span> <span word="population">population</span> <span word="may">may</span> <span word="reach">reach</span> 8.7 <span word="billion">billion</span> <span word="in">in</span> 2033. <span word="It">It</span> <span word="is">is</span> <span word="clear">clear</span> <span word="that">that</span> <span word="world">world</span> <span word="population">population</span> <span word="is">is</span> <span word="a">a</span> <span word="serious">serious</span> <span word="issue">issue</span> <span word="that">that</span> <span word="needs">needs</span> <span word="careful">careful</span> <span word="attention">attention</span>. <span word="Human">Human</span> <span word="beings">beings</span> <span word="are">are</span> <span word="unique">unique</span> <span word="to">to</span> <span word="solve">solve</span> <span word="problems">problems</span> <span word="through">through</span> <span word="cultural">cultural</span> <span word="evolution">evolution</span>. <span word="Facing">Facing</span> <span word="the">the</span> <span word="world">world</span> <span word="population">population</span> <span word="explosion">explosion</span> <span word="in">in</span> <span word="the">the</span> <span word="near">near</span> <span word="future">future</span>. <span word="We">We</span> <span word="must">must</span> <span word="carry">carry</span> <span word="out">out</span> <span word="the">the</span> <span word="birth">birth</span> <span word="control">control</span> <span word="program">program</span> <span word="in">in</span> <span word="order">order</span> <span word="to">to</span> <span word="save">save</span> <span word="the">the</span> <span word="mankind">mankind</span> <span word="and">and</span> <span word="save">save</span> <span word="the">the</span> <span word="world">world</span>.</p><p> </p>
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