单项选择题
M: Hello. This is John Green. May I speak to Sally, please W: This is Sally speaking.
A. Talking about John. B. Talking about Sally. C. Making a call. D. Saying "hello".
A. Going camping. B. Have a lunch. C. Going shopping. D. Hold a party.
A. Next Wednesday. B. Next Thursday. C. Next Monday. D. Next Friday.