Across
- 3. A police ... controls the traffic
- 4. It means "not dangerous"
- 5. Red, yellow, and green signal
- 6. Protection for your head
- 7. Cars and motorbikes move on this
Down
- 1. A person who controls a car or bus
- 2. A formal word for cars, trucks, bikes
- 4. A place where trains stop for passengers