Cover of the textbook English Grammar in Use

The key answer of exercise 11.1

The key to exercise solutions in chapter Unit 11 - how long have you (been) ... ? for the textbook English Grammar in Use with authors Raymond Murphy from Cambridge University Press

Question

Which is right?

Answer

  1. I know
  2. have you lived
  3. It's raining
  4. has been
  5. Have you been waiting
  6. We're living
  7. I haven't known
  8. She's
  9. have you had
  10. I've been feeling