Spotlight 10 U4 Modals

We _______ go swimming at

this beach; sea turtles lay their eggs here.

• mustn't

• don't have to

You _______ buy this tinned

food; it's genetically modified.

• can't

• had better not

Не wastes so much energy; he ______ at

least switch off the lights when he leaves the room.

• ought

• has to

You _______ enter this room; it's for staff onLy.

• can't

• don't have to

I _____ do something to help the

environmeпt but I don't know what.

• must

• can't

You _____ buy any products you

don't really need.

• can't

• shouldn't

You _____ reuse plastic and paper

bags; don't throw them away.

• ought

• have to

When you travel, you _____ try to stay at environmentally friendly hotels.

• must

• should