12A: Modals of Obligation, Prohibition, and Advice

We have a lot of work tomorrow. You ________ be late.

• mustn't

• must

• have to

• don't have to

You ________ tell anyone what I just told you. It's a secret.

• mustn't

• must

• have to

• don't have to

The museum is free. You _______ pay to get in.

• mustn't

• must

• have to

• don't have to

Children _______ go to school. It's very important.

• mustn't

• should

• have to

• don't have to

John's a millionaire. He _______ go to work.

• mustn't

• should

• has to

• doesn't have to

I _______ do my washing because my mother does it for me.

• mustn't

• don't have to

• has to

• doesn't have to

We ______ rush. We've got plenty of time.

• mustn't

• don't have to

• has to

• doesn't have to

You _______ smoke inside the school.

• mustn't

• don't have to

• have to

• shouldn't

You _______ be late for school.

• mustn't

• don't have to

• have to

• shouldn't

Children _______ learn good nutrition.

• mustn't

• should

• have to

• don't have to