爱岗敬业，忠于职守是消防行业职业道德所倡导的基本行为规范，是_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题判断题

爱岗敬业，忠于职守是消防行业职业道德所倡导的基本行为规范，是消防行业从业人员必须认真履行的基本道德义务。

答案

参考答案：对

选择题

For the sake of your health, I'd rather you ___ a flat in the mountain than ___ in downtown area as the

transport is getting more convenient. [ ]

A. bought, one

B. to buy, that

C. bought, the one

D. to buy, what

问答题

简述电子商务优化的核心。