He had to take the medicine three times a day so as to be the pain in the leg. A. far f

问题补充：

He had to take the medicine three times a day, so as to be the pain in the leg.

A. far from

B. away from

C. apart from

D. free from

答案：

A. far from

B. away from

C. apart from

(答案→)D. free from

解析：A远离，远非，一点也不；B离开；C除…之外；D免受….的伤害；句意：为了让自己不受到腿部伤痛的影响，他不得不每天服药3次。根据句意说明D正确。