机关党的基层委员会指导机关工会、共青团、妇委会等群众组织，支持这些组织依照各自的章程独立负责地开展工作。（）
2000年召开的第12届国际恢复生态学大会，主题是（）。
网络环境中最主要侵权问题的法律地适用原则是适用（）。 ["侵权人所在地","被侵权人所在地","侵权使用工具所在地","侵权行为地"]
When you compare the differences between half-duplex and full-duplex Ethernet,which of the following characteristics are exclusive to half-duplex?（） [" Half-duplex Ethernet operates in a shared collision domain."," Half-duplex Ethernet operates in an exclusive broadcast domain."," Half-duplex Ethernet has efficient throughput."," Half-duplex Ethernet has lower effective throughput."," Half-duplex Ethernet operates in an exclusive collision domain."]
简述人类睡眠分哪几种？特点是什么？
什么是固定资产的加速折旧法？
