I tried hard to get some information about the new technology from him, but he remained .
A. peaceful
B. skilful
C. silent
D. calm
网友回答
A. peaceful
B. skilful
(答案→)C. silent
D. calm
解析：词义辨析题。A.peaceful 和平的 B. skilful 熟练 C.silent 沉默 D.calm 冷静 句意：我想从他那里得到一些关于新技术的信息但是他依然沉默不语。根据语境选C