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【多选题】
在短期内,刚开始随着产量的增加而增加的有( )。A.
总成本
B.
固定成本
C.
可变成本
D.
边际成本
E.
平均成本
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反馈参考答案：
举一反三
【简答题】现存著名的私家园林有( )。
【单选题】What will Feifei most probably do when she has a baby?
A.
Go out to work.
B.
Be a stay-at-home mom.
C.
Apply for a part-time job.
D.
Apply for a job in her sister's company.
【简答题】完形填空。 Feifei and her brother are students. They are in the same school. Feifei gets up at five past six. But her brother doesn't get up 1 . So he always has 2 breakfast and comes to school late. Feife...
【单选题】- Happy birthday, Feifei! - _____. [ ]
A.
Thank you
B.
The same to you
C.
You are welcome
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