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补全对话。Mike: When do you have breakfast, John?
John: I at 8:20. What about you?
Mike: At 8:30. When do you ?
John: I have Chinese class at 9:00. When do you eat lunch?
Mike: I at 12:00.
John: Me too. Do you at home?
Mike: No, I usually eat lunch at school. Do you at school?
John: No, I eat dinner with my family at home.
