professional violinist practices for several hours a day ,but violinist has his own way of

网友回答

A. Any; any
B. All; any
C. Each; every
(答案→)D. Every; each
解析：由句中的谓语动词可知所填之处应为表单数的代词，排除A.B两项，every侧重整体，each侧重个体。由句意知：每位小提琴手每天都要训练几个小时，这是共性的，整体概念，用every；但每位小提琴手又有自己的表演风格，强调个体，用each，故答案为D。