Ever and Never. #7

Ever = Alguna vez
 Delante del "past participle"

Example:

1.  Have you ever studied English?
2.  Have you ever been to París?
3.  That´s the best city I have ever seen
4.  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.