问题描述：
英语翻译
It is not polite to eat or drink in class.But you can eat after class.Taking off one's shoes in the classroom is also not polite.
Get to class on time or a little earlier.If you come late,go to your seat and sit down quietly.In the US,you don't have to knock before you enter the classroom.
It is not polite to eat or drink in class.But you can eat after class.Taking off one's shoes in the classroom is also not polite.
Get to class on time or a little earlier.If you come late,go to your seat and sit down quietly.In the US,you don't have to knock before you enter the classroom.
问题解答：
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