Duty is a course of action that people you to take by social customs , law or religion.
A. persuade
B. request
C. instruct
D. expect
网友回答
A. persuade
B. request
C. instruct
(答案→)D. expect
解析：动词辨析。A说服；B要求；C指导，命令；D期待，希望；句意：责任是一种行动，是根据社会风俗，法律或者宗教，人们希望你做的行动。故D正确。