题目内容：
下列哪件乐器是中国民族管弦乐队的常用定音乐器？
A．中阮 B．琵琶
C．埙
D．笙
参考答案：
答案解析：
单选题：下列哪件乐器是中国民族管弦乐队的常用定音乐器？
- 题目分类：高中音乐
- 题目类型：单选题
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B．琵琶
C．埙
D．笙
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C．埙
D．笙
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