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 topeople with specific knowledge.
A. being knownB. having been known
C. to be known D. known
试题答案
答案:D
提示:| know与words,expressions,phrases是动宾关系,要用过去分词作定语,表示被动。
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