Modals of necessity

My father ______________ to work because there was an emergency.

• Musted go

• had got to go

• had to go

• goes

If you have a pet dog, you _____________ feed it every day or it will die!

• has got to

• have got to

• have got

• had

Mom, I don't want to clean my room. _________________ it right now?

• Do I have to clean

• Have I to clean

• Do I must clean

• None of them

If Richard wants to become a professional musician, he ______________ every day.

• has to practice

• have to practise

• haves to practise

According to the law, drivers ______________ at stop signs.

• must stop

• have to stop

• has to stop

• must to stop

In order to log on to the Internet, Sally __________ her user I.D.

• must enter

• have to enter

• has to enter

• has got to enter

Yesterday I _______ finish my geography project.

• Must

• Have to

• Mustn't

• Had to