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【单选题】
河南省农村信用社网上银行登陆网址是( )。A.
https://www.hnnx.com
B.
https://ebank.hnnx.com
C.
http://ebank.hnnx.com
D.
http://www.hnnx.com
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皮皮学刷刷变学霸
举一反三
【单选题】In the short run, if a firm's total product is increasing:
A.
its marginal product must be increasing.
B.
its marginal product must be positive.
C.
its marginal product could be increasing or decreasing.
D.
both b. and c. are true.
【单选题】( )创立了世界上第一个为母亲们开办的“讲习会”,后来还专门写了一本《母亲之歌与爱抚之歌》,特别推崇亲子教育:
A.
陶行知
B.
陈鹤琴
C.
福禄培尔
D.
蒙台梭利
【单选题】在下列句子中,书写有错误的一项是
A.
突然是绿茸茸的草坂，像一支充满幽情的乐曲。
B.
这些普通的词儿给我掘出了我国语言最深的根蒂。
C.
我才见她虑及母校前途，暗然至于泣下。
D.
我们简直不像在浩荡的长江上，而是在苍莽的丛林中找寻小径跋涉前进了。
【单选题】The competitive firm's short-run supply curve
A.
a. is its marginal revenue curve, but only the portion where marginal revenue exceeds marginal cost.
B.
b. is its marginal cost curve.
C.
c. is its marginal cost curve, but only the portion above the minimum of average total cost.
D.
d. is its marginal cost curve, but only the portion above the minimum of average variable cost.
【单选题】Refer to Exhibit 12-5. In the short run, if the market price falls to $40 per unit, the firm should:
A.
shut down temporarily.
B.
shut down permanently.
C.
continue to operate, because it is earning an economic profit.
D.
continue to operate temporarily, because it is minimizing losses by doing so.
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