电气设备发生燃气着火爆炸时，应该使用下列哪种灭火器（）。
A、干粉
B、1121
C、CO2
D、泡沫
参考答案：C
Deeply moved by her words, ____________. .
A．tears came to his eyes
B．he could hardly hold back his tears
C．tears could hardly be held back
D．his eyes were filled with tears
个人因与用人单位解除劳动关系而取得一次性补偿收入，其收入在当地上年职工平均工资3倍数额以内的部分，免征个人所得税。（）
