A．a safe place across a road for pedestrians to walk across the roadB．a wild animal from Africa that looks like a horse with broad dark brown and white stripes (条纹) on its bodyC．a safe place across a road for a zebra to walk across the roadD．a safe place across a road for children to play a game
A．a safe place across a road for pedestrians to walk across the road
B．a wild animal from Africa that looks like a horse with broad dark brown and white stripes (条纹) on its body
C．a safe place across a road for a zebra to walk across the road
D．a safe place across a road for children to play a game