must / mustn't / can't

MUST / MUSTN'T / CAN'T

• can't: refusing permission

You can't play loud music at night. (You aren't allowed to)

• must: obligation

You must keep the room clean and tidy. (That's the rule)

• mustn't: prohibition

You mustn't eat in class. (it's forbidden)

Multiple Choice

Choose the correct word.

Please don't make so much noise. We _______ wake the children.

• must

• mustn't

• can't

Multiple Choice

You ________ cook your meals in the room. It isn't allowed.

• must

• mustn't

• can't

Multiple Choice

There isn;t much time. We ______ hurry.

• must

• mustn't

• can't

Multiple Choice

You _______ wear a seatbelt when you are in a car. That's the rule.

• must

• mustn't

• can't

Multiple Choice

You ________ put posters in the room. It's forbidden.

• must

• mustn't

• can't

Multiple Choice

Students ______ wear a uniform at school. It's the rule.

• must

• mustn't

• can't

Multiple Choice

You _____ wear outside shoes at home. It is not allowed.

• must

• mustn't

• can't

Multiple Choice

You ______ smoke in hospitals. It's totally forbidden!

• must

• mustn't

• can't

Multiple Choice

You _____ be home before ten in the evening. This rule is strict!

• must

• mustn't

• can't

Multiple Choice

You ______ use a mobile phone in class.

• must

• mustn't

• can't