下列日常生活用语中,表示电话对话的句子是()
A、Hello, this is Li. May I speak to Chen, please?
B、Hold on, please.
C、Would you hold the line, please?
D、Who's calling, please?
E、I'm sorry. I think you have the wrong number.
F、I'm sorry, but Chen is not available to come to the phone right now. May I take a message?