在电子线路中，反映稳压管性能较好的参数有（）。A.稳压值高 B.稳压管的发热量小 C

It was _____ computer games that cost the young man a lot of precious time that he ought ____ on

his lessons.[ ]

A. to play, to be spending

B. playing, to spend

C. played, to have spent

D. playing, to have spent

电力机车牵引电机防落板上平面与牵引电机外壳吊耳下平面的垂向间隙≥（）。

A.10mm

B.15mm

C.20mm

D.25mm

自1996年起，我国财政支出总额中不再包括( )。

A．债务支出

B．经济建设费

C．社会文教费

D．行政管理费

对党组织的问责方式不包括（）

A.改组

B.通报

C.检查

D.批评

Accounting profit is often an unsatisfactory performance measure from an economic point of view because it:（）

A. does not consider depreciation.

B. does not consider the opportunity costs of equity capital.

C. considers marginal costs rather than average costs.