There are many websites,________you can find almost all the necessary information.A.whereB.from whereC.whenD.from when
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B解析试题分析:考查从句,从句you can find almost all the necessary information不缺少成份,先行词是websites,是个非限制性定语从句,from where相当于which,所以选B,句子意思“这有许多网址,从这里你可以找到自己所需要的信息”考点:考查从句
点评:做从句题时,首先看从句是否缺少成份,如果缺少就在关系代词里找引导词;如果不缺少成份,就在关系副词里选择引导词