什么是间接触电？
参考答案：
间接触电是指人身不直接接触电线，但仍有电流流过身体的触电现象。主要有跨步电压触电和接触电压触电。
He ______ prison two years ago and now he _______.
A．was put in; was set free
B．was shut into, is set free
C．put into, has been set freely
D．was put into; has been set free
鸡内金的炮制方法是
A．土炒B．米炒C．蛤粉炒D．滑石粉炒E．砂炒
