Unit 259 What are you guys doing?你們諸位在做什么?

Unit 259 What are you guys doing?你們諸位在做什么?
    (Why are all the people here? What are they doing here?)
    What are you guys doing?
    Just having a chat.
    What are you guys doing? ≠ What are your guys doing?
    He is a good guy. 　She is a good guy.　(×)
    Just having a chat. = we are/we’re just having a chat.
    He’s having a chat with Mary.
    There are chit-chatting.
    I don’t like bad guy.
    Hi! Guys, what are you doing?