Dick was not a( )son, because he made his old father live alone.
Dick was not a( )son, because he made his old father live alone.
A、durable
B、dynamic
C、dutiful
D、​dubious
【正确答案】:C
【题目解析】:本题考查形容词词义辨析。durable:耐用的,持久的;dynamic:充满活力的,精力充沛的;dutiful:尽职的,顺从的;dubious:可疑的,不可信的。句意:迪克是一个不孝顺的儿子,因为他让他的老父亲独自一个人居住。故C选项符合题意。
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