After raking the medicine, the patient got and could go out to walk.
A. protection
B. relief
C. safety
D. defense
网友回答
A. protection
(答案→)B. relief
C. safety
D. defense
解析：考查名词辨析。该句句意：“吃了药后，病人的疼痛减轻了，能出去散步了。”protection保护；relief减轻，解除；safety 安全；defense防卫，防护。