We prefer at the party to. A. to sing danceB. singing dancingC. to sing dancingD. sing

问题补充：

We prefer at the party to.

A. to sing, dance

B. singing ,dancing

C. to sing , dancing

D. sing, dance

答案：

A. to sing, dance

(答案→)B. singing ,dancing

C. to sing , dancing

D. sing, dance

解析： prefer A to B表示与B相比更喜欢A，主语A和B结构一定要相同，动名词表示抽象动作，可知选B。