【单选题】
电流通过负载时，将电场能转换成其他形式的能叫做___。
A. 电功
B. 电流
C. 电压
D. 电阻
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答案
A
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机动车到达渡口时应该按照先后次序待渡，遇在坡道上停车待渡时，驾驶人员应___。
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B. 机动车驾驶员应发挥自身性格特点，无需性格培养和锻炼
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