What do you have to do?
I have to buy a new computer.
What do you have to do?
I have to feed the dog.
What should he do?
He should do more exercise.
What must you not do?
I mustn't make a fire.
What must he do?
He must water the plant.
What do they have to do?
They have to cook dinner.
What must you not do?
I mustn't turn right.
What must you not do?
I mustn't take photos.
What must he do?
He must go inside / wear a raincoat / use an umbrella.
What should he do?
He should go to bed / stop working.
What do you have to do?
I have to fix his bike.
Where should you go?
I should go to the doctor / hospital.
What do you have to do?
I have to wash the dishes.
What must you do?
You must / have to clean your bedroom.
What should you not do?
I shouldn't eat much fast food.
What must you not do?
I mustn't use my mobile phone.
What do you have to do?
I have to buy food.