Cover of Focus 4 - Workbook

Answer — Exercise 4

Self-check 7·Focus 4 - Workbook

Câu hỏi

Rewrite the sentences using passive forms.

Câu trả lời

  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