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In this lesson you will learn: how male friends greet each other in the U.S., how female friends greet each other in the U.S., and how friends ask about each others' wellbeing to "catch up."

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• player [´pleiə]   n.游戏的人；选手   (初中英语单词)
• female [´fi:meil]   a.女(性)的 n.女人   (初中英语单词)
• version [´və:ʃən, ´və:rʒən]   n.翻译；说明；译本   (英语四级单词)