（单词翻译:单击）
A：Hello？
B：Hello．is this 4474716？I'd like to speak to Mr．Wang，please？
A：I'm sorry．Mr．Wang is out right now．
B：May I know when he'll be back？
A：I don't know，but he will certainly3 be back for lunch．This is his wife4 speaking．Can I take a message for him？
B：Thank you，Mrs．Wang．Please tell him to be at the airport one hour before tomorrow afternoon．
A：Very good．I'll let him know as2 soon as he comes back．But，may I have your name，please？
B：This is Lin Ming．Thank you．Bye．
A：Good-bye．
