He prefers to .
A. swim, to skate
B. swims, skating
C. swimming, skating
D. to swim, to skate
网友回答
A. swim, to skate
B. swims, skating
(答案→)C. swimming, skating
D. to swim, to skate
解析：
试题分析:根据语境可知此句的含义是他宁愿去游泳也不愿去滑冰。此句涉及的动词短语是prefer…to….根据语法知识可知prefer和to的后面要跟动词的ing形式或名词故选C