playing 是对的,跟时态没有关系.
跟时态有关系的是saw.
现在时:
I see him playing the violin
过去时
I saw him playing the violin
现在完成时:
i have seen him playing the violin
playing 是对的,跟时态没有关系.
跟时态有关系的是saw.
现在时:
I see him playing the violin
过去时
I saw him playing the violin
现在完成时:
i have seen him playing the violin