Take a picture
照相
Excuse me, would you please do me a favor?
打扰一下，能帮我个忙吗？
With pleasure.
非常乐意。

I appreciate the building so much.
我非常喜欢这栋建筑物。
I am wondering if you could take a picture of me against the building.
我想你是不是可以帮我以这建筑物为背景照张相。
No problem.
没问题。