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They are traffic lights.What colors the traffic lights have?redyellowgreenWhat colour is the traffic light?Can you guess?What does the red light mean?Stop at a red lightWhat colour is the traffic light?What should we do when the traffic light is green?Go at a green lightWhat color is the traffic light ?What should we do when the traffic light is yellow?Wait at a yellow lightWhat are they?Stop at a red lightGo at a green lightWait at yellow lightThey are traffic rules.
