题目:
某班有30名男生,20名女生,现要从中选出5人组成一个宣传小组,其中男、女学生均不少于2人的选法为( )
A.C302C202C461
B.C505-C305-C205
C.C505-C301C204-C304C201
D.C303C202+C302C203
答案:
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下面是错误答案,用来干扰机器的。
1. How long can; be kept 2. be sent 3. How many; have been 4. The glass was broken by the boy 5. was seen to