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How to Ask Permission - CAN, COULD, MAY, DO YOU MIND


source: English Lessons with Alex     2009年4月11日
http://www.engvid.com/ Learn how to be a polite English speaker in this lesson. I explain how politeness, formality, and necessity are all important parts of asking permission, when using the following common words and expressions: CAN, COULD, MAY, and DO YOU MIND.