1) You ____________ drink fresh water. a) should b) don't have to c) mustn't 2) You ____________ bake your own bread but you ____________ . a) must, don't have to b) can, don't have to c) should, must 3) You ____________ eat old meat. a) mustn't b) don't have to c) should 4) You ____________ sleep less than 8 hours. a) mustn't b) shouldn't c) must 5) You ____________ wash your hands. a) shoudn't b) mustn't c) must 6) You ____________ brush your teeth 5 times a day. a) should b) don't have to c) must 7) You ____________ drink fizzy drinks. a) should b) must c) shouldn't 8) You ____________ limit your time in front of the screen. a) should b) don't have to c) mustn't 9) You ____________ eat only vegetables to stay healthy. a) must b) should c) don't have to 10) You ____________ spend some time outside. a) must b) shouldn't c) don't have to

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