Mary likes playing___violin while her brother is fond of plaing___chess.填The介词.怎么填?

问题描述:

Mary likes playing___violin while her brother is fond of plaing___chess.填The介词.怎么填?

Mary likes playing__the_violin while her brother is fond of plaing__/_chess.
play后接器乐名词时,器乐名词前要加定冠词the,play后接球类运动名词时,球类运动名词前不用冠词