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七年级上册Unit9七年级下册Unit1,5八年级上册Unit5,6八年级下册Unit8九年级Unit5,9,11仅供参考亲：高老师祝你学习进步，每天都开心V_V！望采纳，thanks（thx)!
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Depending on the context, the most commonly used word is "integration", as in:human resource integrationsuggestion and opinion integrationThe above-listed two examples are from Official documents of the State Council of PRC.
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