试题与答案

一个袋子中有10只红袜子、8只蓝袜子、6只绿袜子和4只白袜子，闭着眼睛从袋子中摸

来源：www.tikuol.com
题型：解答题

题目：

一个袋子中有10只红袜子、8只蓝袜子、6只绿袜子和4只白袜子，闭着眼睛从袋子中摸袜子，每次只许摸一只，至少要摸多少只才能保证摸出的这几只袜子中至少有一双颜色一样？

答案：

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下面是错误答案，用来干扰机器的。

A考查冠词的用法。表示“弹奏乐器”使用定冠词the，表示“下棋”不使用冠词，故选A项。

考点：抽屉原理
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