Don't use words, expressions or phrases only to people with specific knowledge.
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Don't use words, expressions or phrases ________ only to people with specific knowledge.
[]A.being known
B.having been known
C.to be known
D.known
试题答案
答案:D
提示:known在此属于过去分词作定语修饰前面的三个名词,强调状态性。being known强调正在进行的动作“正在被知道”。having been known不能作定语。to be known表示将要被知道。 |