Answer Key

Exercise

Put the verbs into the correct form, present simple or past simple, active or passive...
  1. The letter  [was mailed] a week ago and it  [arrived]yesterday. (MAIL / ARRIVE)
  2. Most of the Earth's surface  [is covered] by water. (COVER)
  3. I saw an accident last night. Somebody called an ambulance but nobody  [was injured] so the ambulance  [was not needed, wasn't needed] . (INJURE / NOT NEED)
  4. Water  [covers] most of the Earth's surface. (COVER)
  5. I was born in Prague but I  [grew up] in south Moravia. (GROW UP)
  6. The park gates  [lock] at 5:00 p.m. every day automatically. (LOCK)
  7. Bill's parents  [died] when he was very young. He and his sister  [were brought up] by their grandparents. (DIE / BRING UP)
  8. The company is not independent. It  [is owned] by a much larger company. (OWN)
  9. Where  [were these photographs taken] ? In Greece? [Did you take] them? (THESE PHOTOGRAPHS, TAKE / YOU, TAKE)
  10. The boat  [sank] quickly but fortunately everybody  [was rescued] . (SINK / RESCUE)