Сделайте из предложений my little sister is going to be a lawyer. look! they are reading a new youth magazine. steven made friends with joan last summer. her elder brother will change his job next month. вопросительные

1 Is my little sister going to be a lawyer.
2 Are they reading a new youth magazine.
3 Did Steven make friends with Joan last summer
4 Will her elder brother change his job next month