Answer:
I start new then become old. Start clean but become dirty. I usually start big then become little. What am I?
The more of me you take, the more I appear behind you. What am I?
I transfer oxygen from the atmosphere to your blood
I'm found in socks ties and hands. What am I?
First I may be your servant's name. Then your desires I may proclaim. When your mortal life is over, I hold all your wealth within my power. What am I?
Runs over fields and woods all day. Under the bed at night sits not alone, With long tongue hanging out, Resting at your feet until we go for a walk