School orientation jitters?

ok so im going 2 my highschool orientation tmmrw and im taking placement tests and meeting my classmates who are in my homeroom. i dont know anyone whos going 2 be in my homeroom but i think everyone is in pretty much the same situation. i need advice on wat 2 say 2 everyone. ik i should ask general questions like where they went 2 middle school and where they live and stuff like tht but wat should i say after tht? also, im kind of getting nervous and i need help on how 2 relax. thanks and much appreciated :)