Cover of the textbook English Grammar in Use

The key answer of exercise 121.3

The key to exercise solutions in chapter Unit 121 - at / on / in for the textbook English Grammar in Use with authors Raymond Murphy from Cambridge University Press

Question

Which is correct: a, b, or both of them?

Answer

  1. both
  2. b
  3. a
  4. both
  5. a
  6. both
  7. b
  8. a
  9. both
  10. b