Ответ:

  1. Go along the street and you will see the mansion to the right.
  2. The traffic under the bridge is closed.
  3. If you move into the street, you can see the monument you want.
  4. The bridge across the river was built a year ago.
  5. The car was moving towards me and I stopped.
  6. When I came into the room, everybody looked at me.
  7. Mary went out of the house and saw it was raining.
  8. The coach moved past the long fence and stopped.
  9. The balloon went up and soon it was flying above the fields and meadows.
  10. The travellers had to push through the forest and over the hill to reach the village.

Предлоги обозначают направление движения или положение объекта относительно улицы, моста, реки, забора, леса и холма.