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【多选题】
关于电磁现象，下列说法中正确的是（ ）A.
通电线圈在磁场中受力转动的过程中，机械能转化为电能
B.
指南针能指南是由于地磁场对指南针磁极有力的作用
C.
磁场中某点的磁场方向是由放在该点的小磁针决定的
D.
闭合电路的部分导体在磁场中做切割磁感线运动时，导体中一定产生电流
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举一反三
【单选题】What can you learn from the video clip about the Native Americans in the 19th Century?
A.
They are discriminated and not allowed to enter in most public places.
B.
They are civilized people.
C.
They are respected by the citizens in the United States.
D.
They enjoy the same right as other citizens in the United States.
【单选题】What does the gesture of creating a circle with the thumb and index finger mean in Morocco?
A.
Three
B.
OK
C.
Zero/bad
D.
Shame
【单选题】what does 6 gesture of Taiwan mean in France
A.
Telephoning
B.
Picking
C.
Drunk
D.
Number 9
【单选题】What can we learn from the video clip about the Native Americans in the 19th Century?
A.
They are civilized people.
B.
They are respected by the citizens in the United States.
C.
They enjoy the same right as other citizens in the United States.
D.
They are discriminated and not allowed to enter in most public places.
【单选题】设 x 和 y 均为整型变量,则执行下面的循环后, y 的值为:( ) For (y=1,x=1;y=10) break; if (x%2= =1) { x+=5 ; continue; } }
A.
2
B.
4
C.
6
D.
8
【单选题】设x和y为int型变量,则执行下面的循环后,y的值为( ) for(y=1,x=1;y=10) break; if(x%2==1) {x+=5;continue;} x-=3; }
A.
2
B.
4
C.
6
D.
8
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