My sister plays piano every week but she doesn’t play football.A. the theB. \ \C. the \D.

问题补充：

My sister plays piano every week but she doesn’t play football.

A. the, the

B. \,\

C. the,\

D. the, a

答案：

A. the, the

B. \,\

(答案→)C. the,\

D. the, a

解析：paly后面接乐器,要加定冠词.接球类不加冠词,故选C.