he likes skating ,but he ( )good at it.A,is B,doesn't C,isn't D,does

问题描述:

he likes skating ,but he ( )good at it.A,is B,doesn't C,isn't D,does

He likes skating ,but he ( C、isn't ) good at it.
他喜欢滑冰,但他不擅长滑冰.
be good at,擅长某事.要用be动词.另外but(但是)说明这里应该是否定的.