Cover of the textbook English Grammar in Use

The key answer of exercise 28.3

The key to exercise solutions in chapter Unit 28 - Must and can't for the textbook English Grammar in Use with authors Raymond Murphy from Cambridge University Press

Question

Read the situations and use the words in brackets to write sentences with must have and can’t have.

Answer

  1. They must have gone out.
  2. She can’t have got my message.
  3. It must have been very expensive. 
  4. They must have gone away.
  5. I must have left it in the restaurant last night.
  6. It can't have been easy for her. 
  7. He must have been waiting for somebody.
  8. She can't have understood what I said. / She couldn't have understood what I said.
  9. I must have forgotten to lock it. 
  10. My neighbours must have been having a party.
  11. The driver can't have seen the red light. / The driver couldn't have seen the red light.

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