Odpowiedź:
1 My younger brother is very mean – he never lends me his pocket money.
2 My sister is friendly and she enjoys talking to people – she’s very outgoing.
3 Peter’s miserable because he has forgotten his phone, and we don’t know how to make him happy.
4 Liam’s sensible. He never does anything stupid.
5 Some of the workers go to a café for lunch, but Jason never goes with them. He’s very unsociable.