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【单选题】
联欢会上准备了15件奖品，其中有5件游戏机，从中随机地抽取3件，至少有一件是游戏机的概率是
A.
/90
B.
67/91
C.
65/91
D.
67/90
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】Although extreme cases of Internet and video--game addiction have not been widely publicized in the U. S.. it’s a different story in Europe and in East Asia, where game - playing has even been linked ...
A.
in Internet cafes.
B.
at home.
C.
at military camps. D. in their workplaces.