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【单选题】
下列说法错误的是A.
复杂反应是由多个基元反应组成的
B.
复杂反应中，反应速率是由最慢的反应步骤控制
C.
升高温度，能加快正反应速率
D.
升高温度，化学平衡向吸热方向移动
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【单选题】当发现有人触电或电器设备着火时,正确的做法是
A.
发现有人触电，应立即寻找电工来解救
B.
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C.
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D.
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