【单选题】“一身诗意千寻瀑,万古人间四月天。”是谁为一代才女林徽因写下的挽联( )
【单选题】Questions 22 to 25 are based on the conversation you have just heard. 22.A) It was about a little animal. B) It took her six years to write. C) It was adapted from a fairy tale. D) It was ...
A.
It was about a little animal.
B.
It took her six years to write.
C.
It was adapted from a fairy tale.
D.
It was about a little girl and her pet.
【单选题】关于感应电流,下列说法正确的是( )
B.
一段导体在磁场中切割磁感线运动,导体内必有感应电流
C.
闭合电路中一部分导体在磁场中切割磁感线运动,导体内必有感应电流
D.
闭合电路中有一部分导体在磁场中切割磁感线运动,导体内也不一定有感应电流
【简答题】On Thursday afternoon Mrs. Clarke, dressed for going out, took her handbag with her money and her key in it, pulled the door behind her to lock it and went to the Over 60s Club. She always went there ...
【单选题】Mary _____ six dollars for the pen.
【单选题】Alice was ill, so her mother________ her at home.
【单选题】关于感应电流,下列说法正确的是( )
A.
只要闭合导体回路内有磁通量,回路中就有感应电流。
B.
穿过螺线管的磁通量发生变化时,螺线管内部就一定有感应电流产生
C.
线圈不闭合时,即使穿过线圈的磁通量发生变化,线圈中也没有感应电流
D.
只要导体回路的一部分做切割磁感线运动,回路中就一定有感应电流