Modals

You ... play with matches.

• mustn't
• have to
• don't have to
• must

He would sell it if he ...

• can
• is able to
• could
• doesn't have to

You ... buy a new ball tomorrow.

• are able to
• should to
• might
• ought

I ... do it if you help me.

• can't
• can
• must
• doesn't have to

The buses were full, we ... get a taxi.

• must
• didn't have t
• had to

... I come to see you sometimes?

• May
• Must
• Have to
• Would

You ... ring the bell; I've got a key.

• can't
• mustn't
• needn't
• wouldn't

Visitors ... feed this animal.

• had better
• mustn't
• can't
• should

You ... help him with his work.

• might
• should to
• ought
• could to

Did he answer the phone?
No, he ... be asleep.

• can't
• must
• doesn't have to
• wouldn't