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【单选题】
低压电器按它在电气线路的地位和作用可分为 ( ) 两大类。
A.
开关电器和保护电器
B.
操作电器和保护电器
C.
配电电器和操作电器
D.
控制电器和配电电器
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举一反三
【单选题】在电场力的作用下,电荷有规则的定向移动形成()。
A.
电流
B.
电压
C.
电阻
D.
电导
【简答题】Why did some of the regular customers agree to lend her $50,000?
【判断题】在电场力的作用下,电荷有规律的定向移动形成电流( )
A.
正确
B.
错误
【判断题】The behaviorist theory of child language acquisition offers a reasonable account of how children acquire some of the regular and routine aspects of the language
A.
正确
B.
错误
【单选题】Some of the regular customers agree to lend the author $50,000 because______.
A.
they thought good people without a dream should have an opportunity to make living
B.
they thought any people with a dream should have the opportunity to make it come true
C.
they thought a good person with a dream should have the opportunity to make it come true
D.
they thought a good person without a dream should have the opportunity to make living
【简答题】Read the questions and complete the answers according to the text. 3 Why did some of the regular customers agree to lend her $50,000? Because they thought _____ _____ with a dream should have the ____...
【简答题】Read the questions and complete the answers according to the text A (Unit 3) . 1 What made the author happy when she helped out in the kitchen? 1)___ the eggs and 2) ___ them just the way the customer...
【判断题】电流是由正电荷在电场力作用下定向移动形成的。( )
A.
正确
B.
错误
【单选题】Why did some of the regular customers agree to lend her $50,000?
A.
Because they thought good people with a dream should have the opportunity to make it come true
B.
Because they wanted to invest in her.
C.
Because they knew her very well
【判断题】挥臂初期屈肘,可以缩短以肩为轴的转动半径,提高转动的角速度,随之伸肘,以加大挥臂时击球手的线速度,加大扣球力量。
A.
正确
B.
错误
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