What Am I Riddles

Question: I give you a family of three:

One is sits down, and will never get up.
The second eats as much as is given to him, yet is always hungry.
The third goes away and will never return.

What are they?

Question: I have 13 arms, 10 legs, 2 head, and smell like burnt denim.

What am I?

Question: Different lights make me strange,
for each one my size will change.

What am I?

Question: What always goes to bed with its shoes on?

Question: I give refuge to the blind and repeat everything they say.

What am I?