We have been walking in the mountains for almost one week.

问题描述:

We have been walking in the mountains for almost one week.
是什么语态,有have been donging 这东西吗

have been doing现在完成进行时
意思是 我们已经在山中走了几乎一周了.(表示,我们已走了快一周,而且我们还在山中走.)