1) You ___ wear a seat belt in a car. a) Must b) Mustn't 2) First you ___ look left and then right when you cross the street. a) Must b) Mustn't 3) You ___ ride a bike on the road if you’re under 14. a) Must b) Mustn't 4) You ____ play on the road. a) Must b) Mustn't 5) You ___ cross the street when the traffic lights are green. a) Must b) Mustn't 6) You ____ drive a car if you’re under 18. a) Must b) Mustn't 7) You ___ cross the street in front of a tram, but behind a bus. a) Must b) Mustn't 8) You ___ wear a flicker when it’s dark. a) Must b) Mustn't 9) You ___ stop when the traffic lights are red. a) Must b) Mustn't

E5 U6 L4. Must/Mustn't. Boxes

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