Cover of the textbook English Grammar in Use

The key answer of exercise 79.5

The key to exercise solutions in chapter Unit 79 - Singular and plural for the textbook English Grammar in Use with authors Raymond Murphy from Cambridge University Press

Question

Are these sentences OK? Correct them where necessary.

Answer

  1. Three years is a long time to be without a job.
  2. OK
  3. Susan was wearing black jeans.
  4. I like Martin and Jane. They're very nice people.
  5. OK
  6. There was a police officer directing traffic in the street.
  7. These scissors aren't very sharp.
  8. OK
  9. This plant is a very rare species.
  10. Twelve hours is a long time to be on a plane.