Answer:
What is it that you must give before you can keep it
The distance from the top of your head to the floor standing up straight.
What has holes on each side, but can still can hold water?
Not a comb or a brush but makes the hair feel plush. What is it?
I shave several times a day, yet I still have a beard. Who am I?
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.