下列哪些项目提出了绿色饭店的行业标准?( ) A: Audubon green lodging program B: Green key eco-rating program C: eco-efficient hotel D: green Key
下列哪些项目提出了绿色饭店的行业标准?( ) A: Audubon green lodging program B: Green key eco-rating program C: eco-efficient hotel D: green Key
下列选项中不属于绿色饭店行业标准的是 A: green Key B: Green key eco-rating program C: Audubon green lodging program D: Accor Hotels green hotel program
下列选项中不属于绿色饭店行业标准的是 A: green Key B: Green key eco-rating program C: Audubon green lodging program D: Accor Hotels green hotel program
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