题目内容：
According to the text book．E-business not only involves exchanges among customers，business partners and the vendor，but also includes operations that handled within the business itself．（ ）
参考答案：
答案解析：
判断题：According to the text book．E-business not only involves exch
- 题目分类：专业英语
- 题目类型：判断题
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