ответ:
1. are you allowed to wear jeans to school (to allow)?
no, we aren't.
2. were you registered to vote at elections (to register)?
no, i wasn't. (если да, то yes, i was.)
3. were you chosen to represent your school (to choose)?
yes, i was.
4. are you often praised for your personal qualities (to praise)?
yes, i am.
5. were you influenced by your elder brother or sister in your childhood (to influence)?
yes, i was. (или если нет старших братьев/сестер: no, i wasn't, because i haven't got an elder brother or sister.)
6. were you forced to make wrong decisions in your childhood (to force)?
yes, i was.
7. were you given a chance to make your own decisions when you were 14 (to give)?
yes, i was.
8. will you be forgiven for your misconduct by your best friend in future (to forgive)?
i hope i will.
9. will you be sent postcards online next week (to send)?
yes, i will.
10. will you be understood if you don’t listen what others tell
you (to understand)?
no, i won't.
Перевод полностью правильный