Prepositions – at, in, on – Test

Task Nr. 3023

Which of the following prepositions at, in or on can be put before the following words or phrases?

  1. horseback
  2. the River Thames
  3. 1984
  4. the wall
  5. the beach
  6. the evening
  7. drugs
  8. my birthday
  9. total
  10. the afternoon