充沛的写作词汇储备能让你的雅思作文更加出彩。新东方在线雅思频道为大家收集了雅思写作常用词汇：身份/一致/分界线，供大家学习参考。

　　identity[身份/一致]

　　-eg: A country might lose its national identity if it involve in too many business and cultural contacts with others.;

　　boundary[分界线]/border/bound

　　-eg: Globalization helps eliminate boundaries of business markets in the world.