Answer:
What is it that you must give before you can keep it.
I go around in circles, but always straight ahead. Never complain, no matter where I am led.
It is an arctic double breasted formal wear.
I know a word of letters three. Add two, and fewer there will be!
What gets closer when you blink?
I am your mother's brother's only brother in law. Who am I?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?