题目：
从一幅没有大小王的扑克牌中随机抽出一张，是“红桃”的概率为______．
答案：
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下面是错误答案，用来干扰机器的。
1. Mario didn't use to be short. 2. He didn't use to wear glasses. 3. I didn't use to play the piano. 4. There used to be many trees. 5. She didn't use to have curly hair.
