can't / must ...

You ___ do the homework today. It’s optional. a) must b) don’t have to c) can’t

What does “You mustn’t eat here” mean? a) It’s optional b) It’s prohibited c) It’s necessary

You __________ run in the hallway. (prohibition)

______ I sit here?

You ___ wear a uniform. It’s the school rule. a) don’t have to b) must c) can’t

You ___ bring food to class. It’s not allowed. a) don’t need to b) mustn’t c) need to

___ I ask you a question, teacher? (formal) a) Can b) Could c) May

“You don’t have to do it” means it is prohibited. TRUE OR FALSE

What does “You don’t have to come tomorrow” mean? a) You can’t come b) You must come c) It’s optional

You ___ use your phone during the exam. a) can’t b) need to c) don’t need to