№3
1. doesn't
2. don't
3. doesn't
4. don't
5. doesn't
6. don't
№4
2. We don't live in Scotland.
3. I don't speak three languages.
4. My brother doesn't study every evening.
5. My dad doesn't go out a lot.
6. We don't like our neighbours.
7. My cousin doesn't watch TV on his phone.