It is far better for one to drink milk, ________ one gets healthful nutrients, than to drink coffee, ________ contains no nutrients at all．A.what; whatB.where; asC.from which; whichD.in which; what
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C解析该题第一个空引导定语从句修饰前面的milk，根据句意分析，从句中需要地点状语，所以引导词应用from which表示“从牛奶中获取营养”；第二个空引导定语从句修饰前面的coffee，由于从句中需要主语，所以应用关系代词which。