高级英语对话 第 135 课：忘记带钥匙-2

A: Could you help me?
B: What happened?
A: I'm locked out of my apartment.
B: What did you do to lock yourself out?
A: I have no idea.
B: You don't have your key?
A: It's inside of my apartment.
B: I have a key to your apartment.
A: Could I borrow it for just a second?
B: All right. Bring it back when you're done.
A: Great, thanks a lot.
B: I hope you'll be more careful next time.