题目内容
Smoking, which may be ________ fun for some people, is ________ cause of discomfort for the people around him.
A. /; a B. a; a C. a; / D. a; the
A
解析:
略
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题目内容
Smoking, which may be ________ fun for some people, is ________ cause of discomfort for the people around him.
A. /; a B. a; a C. a; / D. a; the
A
略