[originaltext]W: Do you want to go running down by the lake after psychology cl

W: Do you want to go running down by the lake after psychology class. I really like to take advantage of the beautiful weather this afternoon
M: Well, normally I begin to gather with my study group then, but I guess I can skip that just this once.
What does the man mean?

W: Hi, Jerry, it’s Sarah from the apartment next door. I’m at school right now and I realize I left my keys at home. Could you ask the building manager to put the extra set in my mailbox?
M: I don’t think that’s secure enough. I can just drop by your class later.
What do we learn from the conversation’?