Delante del "past participle"
Example:
- Have you ever studied English?
- Have you ever been to París?
- That´s the best city I have ever seen
- She is the tallest person I have ever seen.
Never = Nunca
Entre "to have" y el past participle
Example:
She has never studied English.
I have never travelled to England.
I have never been to París.
She has never studied English.