2. 考研
  3. A.switching to B.flourish C.marketplace A.which companies will【T7】______ B.who have the option of【T8】______trucks

A.switching to B.flourish C.marketplace A.which companies will【T7】______ B.who have the option of【T8】______trucks

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问题 A.switching to        B.flourish        C.marketplace
A.which companies will【T7】______
B.who have the option of【T8】______trucks
C.who loses in the【T9】______
    Railroads justify rate discrimination against captive shippers on the grounds that in the long run it reduces everyone’s cost.If railroads charged all customers the same average rate, they argue, shippers【T10】______or other forms of transportation would do so,leaving remaining customers to shoulder the cost of keeping up the line.It’s theory to which many economists subscribe, but in practice it often leaves railroads in the position of determining【T11】______and which will fail."Do we really want railroads to be the arbiters of who wins and【T12】______?" asks Martin Bercovici, a Washington lawyer who frequently represents shipper.
【T10】
选项
答案B
解析 空格前说如果铁路对所有客户都平均收费，后文提到卡车或其他运输方式，运输方式之间有转换，B项中的switching to与之对应。
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