202 Modal verbs (obligation/advice)

Children ... go to school. They mustn't stay at home.

• must
• don't have to
• mustn't
• should

I ... finish my homework before the class starts.

• had to
• have to
• don't have to
• shouldn't

In my opinion, you ... talk to your grandfather like this. You are shouting at him!

• should
• shouldn't
• must
• mustn't

The concert is free, so we ... pay.

• don't have to
• mustn't
• have to
• should

She ... learn how to cook if she wants to get open her own restaurant someday.

• shouldn't
• has to
• mustn't

My mum ... learn English if she wants to get a job.

• shouldn't
• doesn't have to
• has to
• don't have to

You .... go to the gym. It is good for you!

• ought to
• have to
• don't have to
• must

Sorry, I can't go to the concert with you. I ... babysit my younger brother.

• ought to
• shouldn't
• have to
• don't have to

You ... stop at a red light - it's the law.

• must not
• must
• shouldn't
• don't have to

 He .... play so many video games, he will have a big headache.

• must
• ought to
• shouldn't
• has to