Cover of Focus 4 - Workbook

Answer — Exercise 4

Self-check 7·Focus 4 - Workbook

Question

Rewrite the sentences using passive forms.

Answer

  1. was thought that
  2. is said to have had
  3. were estimated to be
  4. is claimed to cause
  5. is known to have revolutionised
← Exercise 3Exercise 5 →

More exercises in Self-check 7

Ex. 1
Ex. 2
Ex. 3
Ex. 5
Ex. 6