Which is the best:

  • Will you come here again?
  • Yes, If mom would let me...
  • We are sure that mum will let you go
  • Will you come here again?
  • Yes, If mom will give me permission...
  • We are sure that mum will let you go
  • Will you come here again?
  • Yes, If mom lets me to go...
  • We are sure that mum will let you go

or maybe other?