Ejercicios de inglés: Have to

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.

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1. He does'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.

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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?