We use words like 'and' or 'but' to join two parts of sentences.
'But' is used when two connected things are different or unexpected:
- We wanted to go to the cinema, but there weren't any seats left.
- My classmates are friendly, but they're noisy.
- Madonna is a good singer, but she's not good at dancing.
'And' is used for adding information:
- He's been to Italy, Spain and Brazil.
- Kanye West is famous for his music and his personal life.
- Bob spent 9 years studying Russian and Polish in his free time.