皮皮学，免费搜题
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搜题
【简答题】
正规羽毛球共有多少根羽毛组成?
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】I stand _____ my father _____ my mother in the picture of my family. [ ]
A.
between, with
B.
between, and
C.
from, and
【判断题】The median of a data set with 20 items would be the average of the 10th and the 11th items in the ordered array.
A.
正确
B.
错误