Question: Are you still in touch with your primary school teacher?
1.Answer directly whether you are still in contact with your primary school teacher.
2.You can elaborate on how you maintain contact or why you lost touch, providing some context or personal anecdotes.
Try these synonyms instead of repeating the question:
still→currently; presently
in touch with→in contact with; communicating with
primary school teacher→elementary school teacher; grade school teacher