英语专业四级考试真题及答案-豆柴文库

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2012年英语专业四级考试真题
PARTIIICLOZE【15MIN】
Decidewhichofthechoicesgivenbelowwouldbestcompletethepassageifinsertedinthecorrespondingblanks．MarkthebestchoiceforeachblankonAnswerSheetTwo．
Theearthquakeof26thDecember2004resultedinoneoftheworstnaturaldisastersinlivingmemory．Itwasa(31)_____underwaterquakeandoccurredintheIndianOcean．It(32)____coastlines，communitiesandbroughtdeathtomanypeople．
Whydoearthquakeshappen?
Thesurfaceoftheearthhasnotalwayslookedasitdoestoday；itismoving(33)____(althoughveryslowly)andhasdonesoforbillionsofyears．Thisisone(34)____ofearthquakes，whenonesectionoftheearth(tectonicplate)(35)____another．Scientistscanpredictwherebutnot(36)____thismighthappenandtheareabetweenplatesiscalledafaultline．OnonefaultlineinKobe，Japanin1923over200,000peoplewerekilled．(37)____，earthquakesdonotalways
happenonfaultlines，(38)____iswhytheyaresodangerousand(39)____．
Wheredovolcanoeshappen?
Volcanoeshappenwheretheearth's(40)____isthin：lava，dustandgases(41)____frombeneaththeearth．Theycanriseintoahugeconeshapelikeamountainanderupt，(42)____theycanbesoviolent(43)____theyjustexplodedirectlyfromtheearthwithnowarning．Thereare1511(44)'____'volcanoesintheworld．Thismeansthattheymay(45)____bedangerous．In1985theColombianvolcanoNevadodelRuizerupted．Thelavameltedaglacierandsenttonesofmud(46)____thetownbelow．Twentythousandpeopledied．Naturaldisasterslikevolcaniceruptionsareoftenunpredictable．Weregularlydonotknowwhenthey(47)____pen，or(48)____wheretheywillhappen．Inthefuture，scientistsmaybeabletowatchandpredict(49)____beforetheyhappen．Thiscould(50)____manylives．
31．A．massiveB．significantC．greatD．grand
32．A．changedB．convertedC．destroyedD．transformed
33．A．frequentlyB．continuouslyC．regularlyD．periodically
34．A．sourceB．reasonC．movementD．cause
35．A．collideswithB．confrontswithC．meetswithD．faceswith
36．A．howB．whyC．whenD．what
37．A．GenerallyB．HoweverC．SimilarlyD．Anyway
38．A．thatB．itC．thisD．which
39．A．unpredictableB．unaccountableC．inevitableD．irresistible
40．A．surfaceB．appearanceC．crustD．cover
41．A．flowedoutB．