静电喷涂不应出现的问题是（）
A、静电喷枪严禁对人操作
B、操作者需穿导电鞋
C、只需喷枪接地，其他物体则不需要接地
D、喷房内不应有积漆
参考答案：C
800与500的差除150的6倍，商是多少？
Studying abroad is quite different from life in China. It took me nearly half a year to _____ the language
problem and culture shock. [ ]
A. turn over
B. look over
C. get over
D. go over
