Russian-English translations for а то

• duh
  Its hot in the desert. - Well, duh!
  Duhhh, Im Jasmine, I cant even tie my shoe laces right!
• else
  The instructor is busy. Can anyone else help me?
  How else (=in what other way) can it be done?
  Im busy Friday; when else (=what other time) works for you?
• or else
  Go now, or else youll have to stay all night
  Clean up your room, or else!
• otherwise
  You may have a point, but I think otherwise
  You have to open your umbrella, otherwise youll get wet
  He lost his temper once in a while. Otherwise he behaved rationally