I ... go to the airport. I'm meeting my boss there.

• have to

• must

• don't have to

• mustn't

John ... go to the bank. He hasn't any money.

• must

• mustn't

• has to

• don't have to

You ... buy a newspaper, you can hear the news on the radio.

• mustn't

• haven't to

• must

• don't have to

You... shout. The baby is sleeping.

• must

• mustn't

• have to

• don't have to

I ... cook dinner. Helen invited me to a restaurant tonight.

• must

• mustn't

• don't have to

• have to

Kevin ... feed the cat because it was hungry.

• must

• has to

• have to

• had to

People ... protect the animals or they will die.

• must

• have to

• mustn't

• don't have to

You ... smoke in public places.

• must

• have to

• mustn't

• had to

Josh ... buy a camera, Kelly presented him a new one on his birthday.

• had to

• has to

• must

• didn't have to

We ... wait for the bus because it was late.

• had to

• must

• didn't have to

• mustn't