Thephrase“swiftreversal”mostprobablyrefersto()。
A.high-poweredsoftwareandsuper-fastdataconnections
B.newinvestorsbecomingprofitmachines
C.takinginchargeofthepriceofastock
D.notmakinghugeprofitsasbefore
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答案:
A
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解析
定位至第三段Itisaswiftreversalfortradingfirmsthathaveoftenlookedlikeprofitmachinesintheeyesofotherinvestors,thankstohigh-poweredsoftwareandsuperfastdataconnectionsthatcantakeadvantageofsmallchangesinthepriceofastock.可知这个“逆转”指的是:高性能的软件和速度超快的数据连接可以利用股票价格上的微妙变化。结合选项可知只有A项表述符合文意。




