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【单选题】
将15名新生随机地平均分配到三个班级中去,这15名新生中有3名是优秀生.则每个班级各分配到一名优秀生的概率是( )
A.
10/91
B.
15/91
C.
25/91
D.
35/91
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】Ladies and gentlemen, welcome to Dalian, a famous summer resort ( 避暑胜地 ) and one of the best tourist cities in China. With clear sky, green mountains, blue seas, fine beaches, clean streets and lovely...
A.
comes in the best season.
B.
is here to join more tourists
C.
may not stand the heat here.
D.
is traveling back home.