一般情况下220V工频电压作用下人体的电阻为（）欧。
A、500至1000
B、800至1600
C、1000至2000
参考答案：C
263. --- When will that opera be ______?
--- I don’t know. But I hope they can _____ next Sunday.
put on; put on it B. put on; put it on C. put off; put off it D. put in; put it in
用人单位依法安排劳动者在法定休假节日工作的，按照不低于劳动合同规定的劳动者本人日或小时工资标准的（）支付劳动者工资。
A.100%
B.150%
C.200%
D.300%
