To sum up, this study offers a snapshot of how a teacher successfully linked students'regional or cultural identities to language learning in practice.

本研究说明了教师如何通过定位，有机地将学生的地域、文化身份认同植入外语课堂增加师生互动。

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The properties of Bell number in proper order are studied with the use of elementary method, some identities involving the sum of product of Bell number in proper order are obtained.

利用初等方法研究了有序贝尔数的性质，给出了关于有序贝尔数的一组恒等式。

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These combine in different ways to make more than the sum of their parts, expressing distinct identities or personalities.

ECONOMIST: What goes around, comes around