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Surely you shall not come into the study ________ I swore to devote myself to settling the problem, unless permitted.
A.for whichB.in which
C.on whichD.with which
答案:B
试题分析:考查定语从句。which引导的从句作study的定语,。句意:确定的是你不应该参与这项研究,除非我允许,我发誓要全身心投入来解决这项研究里的问题。in which=where,表示在..地方。故选B
考点:考查定语从句