Answer:
I have married many woman but has never been married
When I live I cry if you don't kill me I'll die.
Before Mt. Everest was discovered what was the highest mountain in the world?
I am a king who's good at measuring stuff.
What goes up and down but does not move?
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.