Probably he was a heroin addict. That would explain why he was so weak. 也许他是个瘾君子，这可以解释他为什么那么虚弱。A. indicate B.abuser C. contradict D. dictate A: indicate B.abuser C. contradict D. dictate B: abuser C. contradict D. dictate C: contradict D. dictate D: dictate