你不能使用英语

You cannot use slang when talking with teachers.

You cannot use methods of learning English language learning.

English can't be used .

No slangs when you talk to your teachers.

You shouldn't speak with slang when you talk with teachers.

You can't use your room card to checkout. Please pay in cash.Your account shows that the money you are going to pay is less than your deposit.The money you should pay can't be postponed any longer

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