Срочно!!!! Tom039;s decided to postpone his studies for a year (Write

Tom's decided to postpone his studies for a year.

1) Who has decided to postpone his studies for a year? (вопрос к полдежащему)

2) Tom's decided to postpone his studies for a year, hasn't he? (разделительный)

3) What has Tom done? (особый, к сказуемому)

4) Has Tom decided to postpone his studies for a year or two years? (другой)

5) What has Tom decided to postpone for a year? (особый, к дополнению)

6) Has Tom decided to postpone his studies for a year? (общий вопрос)