Answer:
John's father has 4 children june, july, august... What was his 4th child name
Tomorrow's yesterday. Yesterday's tomorrow. What is it?
What cannot talk but will always reply when spoken to?
What falls down but is never injured?
What type of dress can never be worn?
I am the fountain from which no one can drink. For many I am considered a necessary link. Like gold to all I am sought for, but my continued death brings wealth for all to want more.