you must be excited about coming to china soon

题目

you must be excited about coming to china soon
信,作文（120词）
Dear ___
you must be excited about coming to China soon.Let me give you some suggestions and advice about Chinese customs.When you're eating at the table,it's impolite to_______________________________________________________________________________________________________________________________________.
In our house,you're supposed to_____________________________________________________________________________________________________________________________________.
When you go out with people,you should_________________________________________________________________________________________________________________________________.
Have a safe trip,and I look forward to meeting you soon!
Best wishes,
_________________
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答案