Alice is fond of playing _____ piano while Henry is interested in listening to ____ music.piano前面为什么要用the?

问题描述:

Alice is fond of playing _____ piano while Henry is interested in listening to ____ music.
piano前面为什么要用the?

固定用法 play the +乐器 (一般是西洋乐器,比如说钢琴,但是如果是二胡则不用加the)
但是play后面是球类就不用加,比如play football/tennis...