Прочитайте текст и ответьте на вопросы 1)Who sometimes has to work

1) Paula sometimes have to work at night,'on call'.

2) Paula and all doctors never turns off their mobile phone.

3) It means schedule,or 24 hours a day and 7 days a week.

4) No one can smoke at the past.

5) He can't smoke at work now,because these are rules of this cafe.

6) People who smokes in this cafe mustn't be rude.