To my great joy．I got a chance to take a photo with Andy after the vocal concert, which I _____forward to for years

下列各句中，表达得体的一句是( )

It seems that living green is____ easy and affordable A small step makes a big difference[ ]

Excuse me, could you tell me _______— There’s an e-shop on the third floor. You can make it there.

In ____old society many yang women died byso strange and cruel ___custom.