音乐知识小问答(英文)(求关于音乐的英语问答或谜语) —— 3.What's too much for me,just right for two,but nothing at all for three? 4.On what day of a year do soldiers start wars in history?5.How many feet are in a yard? 6.What person tries to make others ***
闆峰畨褰撲竴涓狾鍑虹敓鍦ㄤ竷涓狝瀹朵腑18
（1）a，c均不为0，则b/a÷c=b/a×1/c。（√）（2）一个数除以1/5，相当于把这个数缩小5倍 （√）
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