The music he is playing sounds.A. nicelyB. sweetlyC. livelyD. pleasantly

问题补充：

The music he is playing sounds.

A. nicely

B. sweetly

C. lively

D. pleasantly

答案：

A. nicely

B. sweetly

(答案→)C. lively

D. pleasantly

解析： sound是连系动词，后面要求接形容词。而四个选项中，只有lively是形容词。