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问题 选择题

科技馆有一个磁悬浮地球仪，当它静止在如图所示位置时，地球仪竖直方向的受力分析（不计空气浮力）正确的是：

[ ]

A．不受力

B．重力与磁力平衡

C．磁力大于重力

D．只受磁力

答案

答案：B

多项选择题

奥斯本检核表法可以将提问归纳为：（）。

A.能否他用，能否借用

B.能否改变

C.能否扩大，能否缩小

D.能否替代，能否调整，能否颠倒

E.能否组合
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单项选择题

An analyst does research about redeemed bonds. A company issues bonds at a discount, and reports their amortized historical cost. The company redeems the bonds before maturity, when they are trading at a premium. Which of the following statements is most accurate（）

A. Bonds payable is reduced by the amount of the bonds' market value.

B. Bonds payable is increased by the amount of the bonds' face value.

C. Bonds payable is reduced by the amount of the bonds' carrying value.
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