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【单选题】
Why did many looters manage to escape?A.
The police could not see them in the dark.
B.
Many of the looters were armed with guns.
C.
There were not enough policemen to catch them all.
D.
They were hidden inside big buildings.
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【简答题】放大电路如图所示。已知三极管的放大倍数 ß=80, Rb=300kΩ , Rc=2kΩ, VCC= +12V,求:放大电路的静态工作点Q点(IBQ、ICQ、UCEQ)。此时三极管工作在哪个区域?
【单选题】What's the author's purpose to write this essay?
A.
The author wanted to tell us how he is so rich.
B.
The author wanted to prove that the tangible good forune belongs to real riches.
C.
The author wanted to explain his view of life.
D.
The author wanted to show that one can live a life full of riches without being rich financially.
【简答题】中国传统道德的根本要求是( )
【单选题】（4） 甲制药厂当月销售降糖药增值税销项税额的下列计算中，正确的是（ ）。
A.
（1.5×450+50×1.6）×13%＝98.15（万元）
B.
（1.5×450+50×1.6）÷（1+13%）×13%＝86.8584（万元）
C.
1.5×500×13%＝97.5（万元）
D.
1.6×500×13%＝104（万元）
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