我国实行劳动者工作时间为每日工作时间不得超过8小时、平均每周工作至少40小时。
参考答案：对
He is student at Oxford University, _____ for a degree in computer seience. [ ]
A. studied
B. studying
C. to have studied
D. to be studying
触电的类型有：电击与电伤。（）
