Obligation

We _________ speak when the teacher is speaking.

• mustn't

• must

• don't have to

• have to

I can hear you. You _______ shout.

• mustn't

• must

• don't have to

• have to

Do you ___________ pay taxes here?

• mustn't

• must

• don't have to

• have to

I ________ to bake more cookies for the kids last night.

• must

• have

• had

• has

Do you _________ work next weekend? I really need to see you soon.

• must

• had

• have to

• has

James ________ go to school on saturday morning.

• must

• had

• have to

• has to

I _______ do my homework before dinner.

• must

• had

• have to

• has to

Do you _________ wear a helmet?

• must

• had

• have to

• has to

She _______ plant the tomatoes in a sunny place.

• has

• had

• have to

• has to

I _________ to buy any more seeds.

• doesn't has

• doesn't have

• don't has

• don't have