“If I taking drugs, I would be a successful businessman now,” said the dying drug addict.
A. didn’t start
B. haven’t started
C. hadn’t started
D. shouldn’t start
网友回答
A. didn’t start
B. haven’t started
(答案→)C. hadn’t started
D. shouldn’t start
解析：考查含有if条件状语从句的虚拟语气。If引导的从句指过去的情况，主句指现在的情况，是混合虚拟。If从句指过去，要用过去完成时态。所以选C。