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英语专四阅读理解原文和练习英语专四阅读理解原文和练习AftertheviolentearthquakethatshookLosAngelesin1994,earthquakescientistshadgoodnewstoreport:thedamageanddeathtollcouldhavebeenmuchworse.Morethan60peoplediedinthisearthquake.Bycomparison,anearthquakeofsimilarintensitythatshookAmericain1988claimed25,000victims.InjuriesanddeathswererelativelylessinLosAngelesbecausethequakeoccurredat4:31a.m.onaholiday,whentrafficwaslightonthecity’shighways.Inaddition,changesmadetotheconstrctioncodesinLosAngelesduringthelast20yearshavestrengthenedthecity’sbuildingsandhighways,makingthemmoreresistanttoquakes.Despitethegoodnews,civilengineersaren’trestingontheirsuccessness.Pinnedtotheirdrawingboardsareblueprintsforimprovedquake瞨esistantbuildings.Thenewdesignsshouldofferevengreatersecuritytocitieswhereearthquakesoftentakeplace.Inthepast,makingstructuresquake瞨esistantmeantfirmyetflexiblematerials,suchassteelandwood,thatbendwithoutbreaking.Later,peopletriedtoliftabuildingoffitsfoundation,andrubberandsteelbetweenthebuildinganditsfoundationtoreducetheimpactofgroundvibrations.Themostrecentdesignsgivebuildingsbrainsaswellasconcreteandsteelsupports.Calledsmartbuildings,thestructuresrespondlikelivingorganismstoanearthquake’svibration.Whenthegroundshakesandthebuildingtipsforward,thecomputerwouldforcethebuildingtoshiftintheoppositedirection.Thenewsmartstructurescouldbeveryexpensivetobuild.However,theywouldsavemanylivesandwouldbelesslikelytobedamagedduringearthquakes.1.Thefunctionofthecomputermentionedinthepassageisto______.A.counterbalanceanearthquake’sactiononthebuildingB.predictthecomingofanearthquakewithaccuracyC.helpstrengthenthefoundationofthebuildingD.measuretheimpactofanearthquake’svibrations2.Thesmartbuildingsdiscussedinthepassage______A.wouldcauseseriousfinancialproblemsB.wouldbeworthwhilethoughcostlyC.wouldincreasethecomplexityofarchitecturaldesignD.canreducethegroundvibrationscausedbyearthquakes3.Itcanbeinferredfromthepassagethatinminimizingthedamagecausedbyearthquakesattentionshouldbefocusedon______.A.theincreas
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