在我国无效民事行为的确认权属于()
A.人民法院
B.仲裁机构
C.人民法院或仲裁机构
D.主管行政机关
参考答案:C
Air and water __ are still serious problems in many developing countries. [ ]
A. pollution
B. accident
C. development
D. height
在进行违法线索登记时要注意哪些事项?