— you sing the English song?— Yes I can. But only a little.A. CanB. MayC. MustD. Need

问题补充：

— you sing the English song?

— Yes, I can. But only a little.

A. Can

B. May

C. Must

D. Need

答案：

(答案→)A. Can

B. May

C. Must

D. Need

解析：Can能；May可以，可能；Must必须，一定；Need需要。根据下文，是的，我能。但是只会一点。可知上文问的是，你能唱这首英语歌曲吗？结合语境可知选A。