Firefighters _______ wear a uniform, MUST, HAVE TO, DON'T HAVE TO, I ________ stop bitting my nails, MUST, HAVE TO, MUSTN'T, You _______ to stop eating fast food, it's too unhealthy, SHOULD, SHOULDN'T, OUGHT, You _______ smoke here, it's forbidden, MUST, MUSTN'T, DON'T HAVE TO, You _______ to bring a coat, it's really hot in Hawaii!, have, must, don't have, Donald Trump _______ work, he's rich enough to live without working, doesn't have to, don't have to, must, If you want to win the race, you _______ train harder, ought, mustn't, should, In England you _________ pay taxes , must, have to, don't have to, I _________ remember to get a present for Daisy, must, have to, shouldn't, You _________ drink so many fizzy drinks. It’s bad for your health., should, must, shouldn't, You _________ come early, the meeting was cancelled., needn´t, ought, haven´t , You ___________be quiet if you go to the library., must, have to, shouldn´t, I think you _____________ brush your teeth three times a day, after meals., should, ought to, must, You ____________ talk on the phone while you drive., have not to, must, mustn´t, My brother ___________ to listen to my advice., should, has to, ought.

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