My sister spends as much time as she can.A. practicing to danceB. practice to danceC. prac

问题补充：

My sister spends as much time as she can.

A. practicing to dance

B. practice to dance

C. practice dancing

D. practicing dancing

答案：

A. practicing to dance

B. practice to dance

C. practice dancing

(答案→)D. practicing dancing

解析：句意：我姐姐尽可能多的花时间练习跳舞。Practice doing sth,练习做某事。故选D。