建设管理费以建设投资中的（）为基数乘以建设管理费率计算。
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如下所示产品功能与成本关系图中，C1表示生产成本，C2表示使用及维护成本①、②、③、④点对应的功能均能满足用户需求，从价值工程的立场分析，较理想的绢合是（）占。
A. ①
B. ②
C. ③
D. ④
Which of the following statements is NOT true of the Barbie doll？
A. She does not attract young men.
B. She has undergone many changes over the years.
C. She is 11.5 inches tall.
D. She has managed to keep up with fashion.
Paragraphs 2_____________
Acceptance of New Roles
B. Lack of Health Technologies
C. Urgent Need to Improve the Current Situation
D. Importance of Taking a New Outlook
E. Support of the People
F. Demand for Necessary Skills
epc 总承包合同中，承包商的主要权利和义务包括（）。
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