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【判断题】
当寡头企业个别地选择利润最大化的产量时,他们的产量小于垄断的产量,寡头价格垄断价格。()A.
正确
B.
错误
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反馈参考答案：
举一反三
【多选题】关于BJT的特性曲线,下面说法中正确的是
A.
BJT的输入特性曲线描述基极电流i b 和发射结正偏电压v be 之间的关系
B.
测量每一条输出特性曲线时必须保持基极电流为常数
C.
BJT有三种工作状态：放大、饱和、截止
D.
饱和区和截止区分别相当于接通和断开的开关
【简答题】1 Prereading activities 二、Listen to the talk again and discuss the questions. 1. How does Michal learn English? 2. In your opinion, what is the most effective way to learn English?
【简答题】Listen to the talk again and discuss the questions. 1. How does Michal learn English? 2. In your opinion, what is the most effective way to learn English?
【简答题】Do you think men are insensitive? If so, what makes them insensitive? 2. In your opinion, what characteristics should a boy/man possess? 3. How do you think a boy becomes a man? 4. In your opinion, wh...
【简答题】In your opinion, what is the most effective way to learn English?
【简答题】listen and talk 1. How does Michal learn English? 2 . In your opinion, what is the most effective way to learn English?
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