1) It's late. You .... make so much noise. a) mustn't b) must 2) You ... wash the dishes. I'll do it later. a) must b) mustn't c) don't have to 3) We .... do more exercise to stay fit. a) don't have to b) mustn't c) must 4) You .... go there. It's dangerous! a) mustn't b) must c) don't have to 5) This is an extra exercise. You .... do it, if you don't want to. a) mustn't b) don't have to c) must 6) You ... break windows in your school. a) must b) mustn't c) don't have to 7) Last year, I ... buy a new car a) have to b) had to c) will have to 8) Next year, I ... paint the house a) have to b) had to c) will have to

Must/mustn't/don't have to

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