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【单选题】
两根无限长载流直导线相互正交放置，如图所示．I1沿y轴的正方向，I2沿z轴负方向．若载流I1的导线不能动，载流I2的导线可以自由运动，则载流I2的导线开始运动的趋势是（ ）。【图片】A.
绕 x 轴转动
B.
沿 x 方向平动
C.
绕 y 轴转动
D.
无法判断
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皮皮学刷刷变学霸
举一反三
【单选题】The people you find most diffcult can also be your most valuable teachers.
A.
dealing with
B.
to be dealt with
C.
to deal with
D.
being dealt with
【单选题】Even after he ______ as the most valuable employee, he could not gather enough courage to ask his boss for a raise.
A.
will be named
B.
had been named
C.
is named
D.
has been named
【简答题】影视广告的劣势是
【单选题】The author suggests that the most valuable resource in todays society is______.
A.
technology
B.
economic assets
C.
access to information
D.
time
【单选题】以下对二维数组a 的正确说明的语句是（ ）
A.
int a [3,4 ];
B.
float a (3,4);
C.
double a[3][4];
D.
float a (3)(4);
【单选题】For centuries the most valuable of African resources for Europeans were the slaves, but these could be obtained at coastal ports, without any need for going deep inland. Slavery had been an establishe...
A.
the Europeans were innocent in the trade of African slaves.
B.
slavery in Africa and in the West was the same in nature.
C.
the view in the most recent studies of enslavement is baseless.
D.
slaves had been treated even more cruelly in the African tradition.
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