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【单选题】
下列不属于光伏控制器组成的是 ?A.
蓄电池
B.
电子元件
C.
继电器
D.
开关及仪表
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举一反三
【单选题】Our child's behavior. is greatly influenced by the way we react to what he has done. Our reactions help to determine whether our child will repeat his behavior. or whether he will do something differe...
A.
A principle in chemistry.
B.
A principle in behavioral psychology.
C.
A principle in physics.
D.
A principle in geology.
【简答题】Word中的默认字体是_____。
【简答题】Word 2003中的默认字体是______。
【单选题】What did John react to his mother's bad temper?
A.
He tried to imagine himself in her place,
B.
He became more and more quiet.
C.
He tried not to notice it.
D.
He pretended he had toothache.
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