Modals of Possibility or Necessity

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

• must

• have to

• has got to entering

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

• have got to
• have got
• has got to

Mr. Wu: Hi, Mark. Where's your dad?
Mark: Oh, he ______________ to work because there was an emergency.

• had got to go
• musted go
• had to go

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

• Have I to clean
• Do I must clean
• Do I have to clean

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

• have to practise
• haves to practise
• has to practise

I'm really out of shape. I _____________ going to the gym regularly.

• must be starting
• have to start
• has to start
• must to start

There's no hurry. You _______________that report until Friday of next week.

• don't have to be finishing
• have to not finish
• don't have to finish
• shouldn't have to finish

A good sense of humour is important, even in business. You ____________ serious all the time.

• don't got to be
• don't have to be
• mustn't be
• don't not have to be

At my school, students _______________ uniforms. We could wear whatever we wanted.

• had not wear
• don't have to wear
• didn't have got to wear
• didn't have to wear

Watch out for that car, Timmy! You _____________ both ways before you step into the street.

• have got to look
• had to look
• should be looking
• must have looked