Выберите подходящий модальный глагол в скобках.

In many countries, men (have to/ don’t have to/ will have to) do military service.
I (don’t have to/ must/ didn’t have to) go to school. It’s really necessary for my education.
My brother and I will (must/ don’t have to/ have to) visit our granny at the weekend.
We (don’t must/ don’t have to/ must to) go to school on Sundays.
Nurses (have to/ has to/ had to) wear uniform at work.