Limit 500 words "Teacher Gu, how about I treat you to a late-night snack?" "Not so good." "Mr. Gu, how about I treat you to a Haagen-Dazs?" "Classmate Xu Ran, are you sure you don't want to freeze me to death by eating ice cream on such a snowy day?" "Actually, I just want to freeze you to death. Who told you to let me fail the exam and not let me pass..." "Classmate Xu Ran, what are you mumbling?" "I'm talking about you, teacher, you have a great appearance and a talent..."
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