Have to/ had to/ will have to

We are practicing obligation with "have to."

Here are the forms.

Present:  Subject + have to /has to + verb in infinitive

I  have to study every day.      
She has to study every day.

Past:  Subject + had to + verb in infinitive.

I had to look after my brother yesterday.
He had to clean his room.

Future:  Subject + will have to + verb in infinitive.

Tomorrow I will have to go shopping with my parents.

Next week we will have to bring glue sticks to class.

Questions in Present:      

Do/Does + Subject + have to + verb in infinitive.

Do we have to finish the worksheet at home?

Does he have to write his name on the paper?

Questions in Past:    

Did + Subject + have to + verb in infinitive

Did you have to stay late yesterday?

Did they have to do a book report last week?

Questions in Future:  

Will + Subject + have to + verb in infinitive

Will we have to come to school on Monday?

Will you have to help make the cake tomorrow?