I tried hard to get some information about the new technology out of his mouth,
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I tried hard to get some information about the new technology out of his mouth, but he remained ________.
[]A.quiet
B.secret
C.silent
D.calm
试题答案
答案:C
提示:后半句意为“他依然保持沉默”。silent表示“沉默不语的”。