【题目】Owing to his fault Kiprop is banned from training, ____competing, with other athletes.
A. regardless of B. in favor of C. in regard to D. let alone
在线课程【答案】D
【解析】
考查固定短语辨析。句意：由于他的过失，基普罗普被禁止训练，更不用说和其他运动员比赛了。A. regardless of不管；B. in favor of支持；C. in regard to关于；D. let alone更不必说。本句考查固定短语的辨析，训练和比赛都属于被禁止的事务，故选D。