第七章单元测试
- The first step for solid waste treatment is( )。
- Battery is hazardous solid waste.( )
- papers are recyclable solid wastes.( )
- Municipal solid waste (MSW) are produced directly from homes.( )
- landfill may cause groundwater pollution.( )
A:incineration B:Composting C:landfill D:separation
答案:separation
A:错 B:对
A:对 B:错
A:对 B:错
A:对 B:错
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