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补全对话： -Hello. Can I speak to Wu Ming please？ -____ ___ -Hello，Wu Ming. This is Wang Hong. Sorry to ring you so late in the evening，but I've only just got home. -____ __  What's the news？ -I'd like to ask you about some stamps. Do you still have the cock year stamp？You had it when I last saw you. -I'm afraid I don't have it. I sold it last week. -____ ____ -I'm sorry. I didn't know you wanted it. ____ ____ -Yes，please. Thank you. It's very kind of you. -____ ____ -Thank you very much. -Bye-bye. A． Do you like collecting stamps so much？ B． C． D． That's all right. E． F． G． Sorry，Wu Ming is out. H． I． J． Do you want me to find one for you？ K． L． M． Oh，what a pity！ N． Yes，speaking. O． OK，I'll ring you if I have any news.