1. Doctors have to treat
people.
2. Teachers have to be
very patient.
3. A secretary has to be
organised.
4. Postmen/women have to
deliver letters.
5. Sportsmen/women have to
train very hard.
1. He doesn´t have
to work in a bank.
2. I don´t have to
work on Saturdays.
3. They don´t have
to study a lot.
1. Does he have to
work in a bank?
2. Do you have to
work on Saturdays?
3. Do they have to
study a lot?
