语法（动词重叠）：Correctly reduplicating the verbs 散步 and 跳舞 Hi, I've learned to reduplicate verbs in sentences like, 给我看看，打扫一下你的房间，我想和我老朋友一起聊聊天，等等. When it comes to 散步, should I say 散散步步，散步散步，散散步 or 散一下步? What about 跳舞? Should I say 跳跳舞舞，跳舞跳舞，跳跳舞 or 跳一下舞? Thank you.