1) If the line's engaged, you______ call back later. ( have to) a) 'II have to b) have to c) be able to 2) _____take my tablet out of my bag at Security ( I / have) a) To have do b) Do I have to c) Have to 3) My sister is a nurse, so some weeks _______ work nights. ( She / have to) a) Have she to b) has she to c) she has to 4) 1._______ ever 2.________ have an operation? ( You / have to) a) 1.Do you have b) 1.Have you c) 2.had to d) 2.have to e) 2.has to 5) Saturdays are the best day of the week. I love ________ get up early. ( not have to) a) mustn't b) not have to c) not having to 6) I don't think ______ wear boots inside their house. ( we/ should) a) them should b) we able to c) we should 7) The exhibition was free, so I ______ pay a) didn't have to b) don't have to c) mustn't have to d) shouldn't 8) Do you think we ____ to text Dad to tell him we'll be late? a) should b) ought c) have to 9) When I was at school we ____ wear a horrible uniform. a) had to b) must to c) must 10) You ____ to walk on the grass. They've just planted flowers there. a) Shouldn't b) don't have to c) didn't have to

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