六级考试完形填空提高练习(24)
<p> <span word="Impressive">Impressive</span> <span word="and">and</span> <span word="complex">complex</span> 5 <span word="it">it</span> <span word="may">may</span> <span word="appear">appear</span>, <span word="the">the</span> <span word="rocket">rocket</span>, <span word="which">which</span> <span word="was">was</span> 6 <span word="in">in</span> <span word="China">China</span> <span word="over">over</span> 800 <span word="years">years</span> 7 , <span word="is">is</span> <span word="a">a</span> <span word="relatively">relatively</span> <span word="simple">simple</span> <span word="device">device</span>.<span word="Fuel">Fuel</span> <span word="that">that</span> <span word="is">is</span> 8 <span word="in">in</span> <span word="the">the</span> <span word="rocket">rocket</span> <span word="engine">engine</span> <span word="changes">changes</span> 9 <span word="gas">gas</span>.<span word="The">The</span> <span word="hot">hot</span> <span word="and">and</span> <span word="rapidly">rapidly</span> 10 <span word="gas">gas</span> <span word="must">must</span> <span word="escape">escape</span>, <span word="but">but</span> <span word="it">it</span> <span word="can">can</span> <span word="do">do</span> <span word="so">so</span> <span word="only">only</span> 11 <span word="an">an</span> <span word="opening">opening</span> <span word="that">that</span> 12 <span word="backward">backward</span>.<span word="As">As</span> <span word="the">the</span> <span word="gas">gas</span> <span word="is">is</span> 13 <span word="with">with</span> <span word="great">great</span> <span word="force">force</span>, <span word="it">it</span> 14 <span word="the">the</span> <span word="rocket">rocket</span> <span word="in">in</span> <span word="the">the</span> 15 <span word="direction">direction</span>.<span word="Like">Like</span> <span word="the">the</span> <span word="kick">kick</span> <span word="of">of</span> <span word="a">a</span> <span word="gun">gun</span> 16 <span word="it">it</span> <span word="is">is</span> <span word="fired">fired</span>, <span word="it">it</span> 17 <span word="the">the</span> <span word="laws">laws</span> <span word="of">of</span> <span word="nature">nature</span> 18 <span word="by">by</span> <span word="Sir">Sir</span> <span word="Isaac">Isaac</span> <span word="Newton">Newton</span> <span word="when">when</span> <span word="he">he</span> <span word="discovered">discovered</span> <span word="that">that</span> 19 <span word="every">every</span> <span word="action">action</span>, <span word="there">there</span> <span word="is">is</span> 20 <span word="equal">equal</span> <span word="and">and</span> <span word="opposite">opposite</span> <span word="reaction">reaction</span>. 1.<span word="A">A</span>.<span word="shown">shown</span> <span word="B">B</span>.<span word="been">been</span> <span word="C">C</span>.<span word="appeared">appeared</span> <span word="D">D</span>.<span word="proved">proved</span> 2.<span word="A">A</span>.<span word="against">against</span> <span word="B">B</span>.<span word="despite">despite</span> <span word="C">C</span>.<span word="beyond">beyond</span> <span word="D">D</span>.<span word="from">from</span> 3.<span word="A">A</span>.<span word="send">send</span> <span word="B">B</span>.<span word="land">land</span> <span word="C">C</span>.<span word="take">take</span> <span word="D">D</span>.<span word="carry">carry</span> 4.<span word="A">A</span>.<span word="travelers">travelers</span> <span word="B">B</span>.<span word="astronauts">astronauts</span> <span word="C">C</span>.<span word="researchers">researchers</span> <span word="D">D</span>.<span word="explorers">explorers</span> 5.<span word="A">A</span>.<span word="that">that</span> <span word="B">B</span>.<span word="so">so</span> <span word="C">C</span>.<span word="as">as</span> <span word="D">D</span>.<span word="sometimes">sometimes</span> 6.<span word="A">A</span>.<span word="made">made</span> <span word="B">B</span>.<span word="discovered">discovered</span> <span word="C">C</span>.<span word="developed">developed</span> <span word="D">D</span>.<span word="invented">invented</span> 7.<span word="A">A</span>.<span word="in">in</span> <span word="advance">advance</span> <span word="B">B</span>.<span word="before">before</span> <span word="C">C</span>.<span word="earlier">earlier</span> <span word="D">D</span>.<span word="ago">ago</span> 8.<span word="A">A</span>.<span word="round">round</span> <span word="B">B</span>.<span word="contained">contained</span> <span word="C">C</span>.<span word="stored">stored</span> <span word="D">D</span>.<span word="burned">burned</span> 9.<span word="A">A</span>.<span word="as">as</span> <span word="B">B</span>.<span word="into">into</span> <span word="C">C</span>.<span word="for">for</span> <span word="D">D</span>.<span word="the">the</span> 10.<span word="A">A</span>.<span word="heating">heating</span> <span word="B">B</span>.<span word="escaping">escaping</span> <span word="C">C</span>.<span word="expanding">expanding</span> <span word="D">D</span>.<span word="conducting">conducting</span> 11.<span word="A">A</span>.<span word="in">in</span> <span word="B">B</span>.<span word="at">at</span> <span word="C">C</span>.<span word="by">by</span> <span word="D">D</span>.<span word="through">through</span> 12.<span word="A">A</span>.<span word="turns">turns</span> <span word="B">B</span>.<span word="goes">goes</span> <span word="C">C</span>.<span word="faces">faces</span> <span word="D">D</span>.<span word="directs">directs</span> 13.<span word="A">A</span>.<span word="transmitted">transmitted</span> <span word="B">B</span>.<span word="dispersed">dispersed</span> <span word="C">C</span>.<span word="erected">erected</span> <span word="D">D</span>.<span word="radiated">radiated</span> 14.<span word="A">A</span>.<span word="attracts">attracts</span> <span word="B">B</span>.<span word="leads">leads</span> <span word="C">C</span>.<span word="pulls">pulls</span> <span word="D">D</span>.<span word="pushes">pushes</span> 15.<span word="A">A</span>.<span word="same">same</span> <span word="B">B</span>.<span word="other">other</span> <span word="C">C</span>.<span word="opposite">opposite</span> <span word="D">D</span>.<span word="wrong">wrong</span> 16.<span word="A">A</span>.<span word="that">that</span> <span word="B">B</span>.<span word="when">when</span> <span word="C">C</span>.<span word="if">if</span> <span word="D">D</span>.<span word="although">although</span> 17.<span word="A">A</span>.<span word="states">states</span> <span word="B">B</span>.<span word="proves">proves</span> <span word="C">C</span>.<span word="follows">follows</span> <span word="D">D</span>.<span word="breaks">breaks</span> 18.<span word="A">A</span>.<span word="described">described</span> <span word="B">B</span>.<span word="discussed">discussed</span> <span word="C">C</span>.<span word="considered">considered</span> <span word="D">D</span>.<span word="made">made</span> 19.<span word="A">A</span>.<span word="like">like</span> <span word="B">B</span>.<span word="as">as</span> <span word="C">C</span>.<span word="with">with</span> <span word="D">D</span>.<span word="for">for</span> 20.<span word="A">A</span>.<span word="no">no</span> <span word="B">B</span>.<span word="an">an</span> <span word="C">C</span>.<span word="another">another</span> <span word="D">D</span>.<span word="theCloze">theCloze</span></p>
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