As a coach，you should know clearly about the direction your team should develop．
A.to which
B.in which
C.on which
D.for which
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B解析试题分析：考查介词+关系词。先行词是direction，在定语从句中做状语，搭配in the direction，正确填空用in which，所以选B。句意：作为一名教练，你应该清楚地知道你的队伍应该朝什么方向发展。考点：考查介词+关系词