【单选题】【消耗次数：1】
假定某企业全部成本函数为TC=30000+5Q-Q2，Q为产出数量。那么AFC为（ ）。
①
30000
②
5Q-Q2
③
5-Q
④
30000/Q
参考答案：
复制
纠错
相关题目
随机题目
【单选题】
Nowhere______asinthe park of the city.
①
the flowers were so beautiful
②
so beautiful were the flowers
③
so beautiful the flowers were
④
was the flowers so beautiful
【单选题】
If you check the route to your ____before starting off, you will save much trouble.
①
aim
②
purpose
③
destination
④
determination
【单选题】
______，the boy doesnt study well．
①
As clever he is
②
Clever as he is
③
He is as clever
④
As he is clever
【单选题】
Poly______ have left school, for her bike is still here.
①
can’t
②
wouldn’t
③
shouldn’t
④
needn’t
【单选题】
— Its very windy and dusty in Beijing .
—Well, more trees______ every year to stop the wind and sand.
①
should plant
②
should planted
③
can planted
④
must be planted
【单选题】
Notonly______ apromise,butalsohekeptit.
①
did his parents make
②
his parents made
③
does his parents make
④
has his parents made
【单选题】
__When can I come for the repaired computers? I need them tomorrow afternoon. __They______ be ready by 12:00.
①
should
②
might
③
need
④
can
【单选题】
Little______ , but we’re flying to Beijing next weekend to celebrate his birthday.
①
does he know
②
he knows
③
knows him
④
did he know
【单选题】
Not only______ a pay increase, they want reduced hours as well.
①
the workers wanted
②
did the workers want
③
the workers want
④
do the workers want