1) who else will show up to the concert
2) where else we can find a guitar shop
3) how else we can solve this math problem
4) if anybody else is coming to your birthday party
5) why else did you skip the art class today?
1) or else the principal (директор) will see us and phone our parents
2) or else we won't be able to finish it untill 9 p.m.
3) or else i will never talk to you again
4) or else i will not let you go out with your friends