Question

My parents_visit their friends in the USA. They've bought the ticket

Answer 1

ответ: will.
если не сложно, отаеть мой вопрос как лучший) спасибо заранее))

Answer 2

1) My parents are going to visit their friends in the USA. They've bought the ticket
2) My parents will visit their friends in the USA. They've bought the ticket