办理强制性产品认证申请时，应向所在地检验检疫机构提出申请。 ( )
参考答案：错
在下列各组物质中，都是绝缘体的是（ ）
A．铜、铝、铁
B．铝、干木材、玻璃
C．橡胶、陶瓷、油
D．塑料、铅、石墨
()divorce is often the only satisfactory solution for married couples who can no longer stand the sight of each other, it can have a shocking effect on their kids.
A. Since
B. While
C. As
D. Unless
