These experiences me the drug’s harmful effects.
A. are convinced; by
B. convinced; of
C. were convinced; by
D. convinced; at
网友回答
A. are convinced; by
(答案→)B. convinced; of
C. were convinced; by
D. convinced; at
解析：考查动词用法。本题考查定语convince sb of 使某人相信。句意：这些经历使我相信毒品的害处。