Answer:
I am a mountain at night meadow at day
I take off my clothes when you put on your clothes. I put on my clothes when you take off your clothes. What am I?
When young, I am sweet in the sun. When middle-aged, I make you gay. When old, I am valued more than ever. What am I?
I am a candy that looks like a shepherdβs staff.
If you've got me I'm everywhere. If you share me I'm nowhere. What am I?
A little house full of meat, no door to go in and eat.