M: Jane, what is wrong with you? Have you lost your keys again? ,F: No, it's my glasses this time. Can you hold my books for a minute? I just need to check in my bag.
(A) M: I didn’t hear you. Please could you tell me again? (B) M: Don't worry, your glasses must in your bag and you will find it. (C) M: Oh, you lost your keys again! (D) M: Why don't you go home and look for them? You may have left your books at home.
B