Must / Should / have to

You ________ go to the party without permission from your parents. It's a terrible idea.

• should

• mustn't

• don't have to

• shouldn't

You ___________ drink alcohol if you are younger than 18. It's not allowed

• don't have to

• mustn't

• doesn't have to

• shouldn't

You ________ do your homework. It's good to practice.

• should

• have to

• has to

• must

She ___________ take the dog to the park, her sister does it

• don't have to

• mustn't

• doesn't have to

• shouldn't

She _________ apologize to your sister. It's the right thing to do.

• have to

• must

• should

• has to

It's not necessary. She __________ to say anything

• doesn't have

• doesn't have to

• don't have to

• mustn't

You _________ to the instructions. It's always good to know what to do.

• have to

• has to

• should

• must

Tim ________ study for his exam. It's necessary

• have to

• must

• doesn't have to

• should

Derek _____________ go into that room. It's for teachers and he is a student

• mustn't

• doesn't have to

• don't have to

• shouldn't

They ___________ to attend the party if they don't want to.

• mustn't

• shouldn't

• don't have to

• don't have