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【单选题】
工作分解结构编号系统应该允许项目人员A.
估计工作分解结构要素的成本
B.
证明项目的合理性
C.
确定具体工作分解结构要素的层次
D.
用于项目管理软件
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【判断题】A warranty is a promise made by the manufacturer that the product will have no defects in the future.
A.
正确
B.
错误
【判断题】Decide whether the following statements are true (T) or false (F) according to the map. 1.A warranty is a promise made by the manufacturer that the product will have no defects in the future.
A.
正确
B.
错误
【多选题】An oral contract or agreement or promise made by the parties concerned through verbal means such as conversation in ( )
A.
person
B.
telephone
C.
contract
D.
Fax
【简答题】The promise she made was that she would finish homework in an hour.
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