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【单选题】
一阶电路的零状态响应是指(     )。
A.
电容电压 u C (0 - ) = 0V 或电感电压 u L (0 - ) = 0V, 且电路有外加激励作用
B.
电容电流 i C (0 - ) = 0 A 或电感电压 u L (0 - ) = 0V, 且电路无外加激励作用
C.
电容电压 u C (0 - ) = 0V 或电感电流 i L (0 - ) = 0 A , 且电路有外加激励作用
D.
电容电压 u C (0 - ) = 0V 或电感电流 i L (0 - ) = 0 A , 且电路无外加激励作用
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举一反三
【判断题】听收音机翻译成日语是「ラジオをします。」
A.
正确
B.
错误
【简答题】Industrial engineering is concerned with the design, improvement, and installation of integrated systems of people, materials, information, equipment, and energy. It draws upon specialized knowledge a...
【判断题】“胜己者”属于曾国藩在其家训中所说的“九不交”之列。()
A.
正确
B.
错误
【判断题】诚实信用是公共关系的基本原则,所以绝不能对公众撒谎,即便是善意的谎言。
A.
正确
B.
错误
【判断题】「听收音机」翻译成日语「ラジオをします」。()
A.
正确
B.
错误
【判断题】“胜己者”属于曾国藩在其家训中所说的“九不交”之列。
A.
正确
B.
错误
【判断题】有效性的衡量是指考虑效益这一因素。()
A.
正确
B.
错误
【单选题】To develop the skill of listening, the teacher asks students to learn several new words thatwill appear in the listening passage and predict what the listening is about. Which stage is it at in listen...
A.
Warming up
B.
Pre-listening
C.
While-listening
D.
Post-listening
【单选题】What would a teacher ask students to do if he/she intends to develop their skimming skill?
A.
To rewrite the text
B.
To read for specific information
C.
To predict the context of the text
D.
To read for the general idea of the text
【判断题】有效性是指采购资金的节约和合理使用。(    )
A.
正确
B.
错误
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