Anita walks to school and notices the railway track, the electric poles on both sides of the road, a zebra crossing, the divider on the road, and two cyclists approaching each other from opposite sides.
 
1. The two rails of the railway track are __________.
 
2. The two opposite rows of electric poles are __________.
 
3. The white stripes on a zebra crossing are __________.
 
4. The divider of the road and the white stripes of the zebra crossing are __________.
 
5. The paths of two cyclists coming toward each other are __________.