CAN, CAN'T, MUST, MUSTN'T

Can

-          Used to ask for permission

.

-          Express ability

Must

-          When you think that something is necessary

You use mustn’t to tell someone not to do something.

Look at the picture. Then complete the sentences with must, mustn’t, can or can’t.

1. You _________ queue at the entrance for tickets.
2. You ________ eat or drink in the train.
3. You ________ see models of London, but you ________ touch them.
4. ________ you buy souvenirs?
5. You are only 100 cm. You _______ go on the roller coaster.
6. You _________ sit on the ride.
7. You _________smoke in the café.
8. You _________ sit outside the café.