工程造价的计价特征是( )。A．(单件性和大额性计价特征 B．(_爱下问搜题

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问题单项选择题

工程造价的计价特征是( )。

A．(单件性和大额性计价特征

B．(多次性和复杂性计价特征

C．(单件性和多次性计价特征

D．(多次性和大额性计价特征

答案

参考答案：C

选择题

—I knocked over my coffee cup. It went right over ____ keyboard.

—You shouldn’t put drinks near computer.

A．the; 不填

B．the; a

C．a; 不填

D．a; a

选择题

The manager was concerned to hear that two of his trusted workers ______. [ ]

A. will leave

B. are leaving

C. have left

D. were leaving