Cross the odd word out

1. Portuguese,Spain,English,Russian.
2. • The UK
   • Australia
   • the USA
   • Paris.
3. • Spanish
   • China
   • Japan
   • India.
4. • The USA
   • Turkish
   • Australia
   • the UK.
5. • Arabic
   • Spanish
   • Polish
   • Greece.
6. • Portugal
   • Poland
   • Japanese
   • Italy.