abigayle-lindsey documents

课堂用语（上课） T: Class begins. M: Stand up. T: Good morning, class./ Good afternoon, boys and girls. S: Good morning, sir./ Good afternoon, madam. T: Sit down,

Documents 课堂用语（上课） T: Class begins. M: Stand up. T: Good morning, class./ Good afternoon, boys and girls. S: Good morning, sir./ Good afternoon, madam. T: Sit down,