updated 01/10/2011 AT 4:10 PM ET
•originally published 01/11/2011 AT 8:05 AM ET
While she hasn’t spoken directly about their relationship, she does reveal in a new interview what she wants in a mate.
“I look for all the same things I would in a friend,” she says in the February issue of InStyle. “Obviously, you need the sexual attraction too, so it’s like your best friend who you are also really attracted to.”
Portman, 29, also confesses to an adventurous streak. Asked what she’d do if she could be anonymous for one day, she has a surprising answer: “I would make out in the park!”