What must you not do?
I mustn't turn right.
What must you not do?
I mustn't make a fire.
What must he do?
He must water the plant.
Today is a holiday. I ... go to work.
don’t have to
I ... study for the grammar test tomorrow
have to / must
Patrick ... drive to the store. He can take a bus.
doesn’t have to
Excuse me, I ... answer my phone.
have to / must
Camels ... drink water for a long time.
don’t have to
My sister ... see a dentist. She has an appointment.
has to / must
Astronauts ... bring food and water into space.
have to / must
Do you really ... make so much noise?
have to
