单项选择题

男人都是用下半身思考的。（） A. 对 B. 错

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The development of a new system must be carefully managed and orchestrated. Projects to build or improve information systems require special managerial and organizational techniques to make them effective.
A、正确
B、错误

答案：正确

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CDMA系统中具有软容量特性。

A．对
B．错