1) Young children________ stay at home on their own. a) shouldn't b) mustn't c) should 2) Before you go to the dentist you ______ brush your teeth! a) should b) mustn't c) shouldn't 3) You ______ cross the street when the traffic lights are red. a) mustn't b) should c) shouldn't 4) My mum thinks I ______ spend so much money on clothes. a) shouldn't b) mustn't c) should 5) You ______ drive the car! You are only 13. a) mustn't b) should c) shouldn't 6) You are a girl. You ______ go to the toilet for boys! a) mustn't b) should c) shouldn't 7) You _____ tell lies! a) shouldn't b) mustn't c) should 8) You _______ cheat during exams. a) mustn't b) should c) shouldn't 9) You ______shut the windows because it is raining. a) should b) mustn't c) shouldn't 10) You ______ go outside without a mask. a) mustn't b) should c) shouldn't

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