Cover of the textbook Focus 4 - Workbook

The key answer of exercise 1

The key to exercise solutions in chapter 7.2 - Grammar for the textbook Focus 4 - Workbook with authors Daniel Brayshaw and Beata Trapnell from Pearson Education

Question

Rewrite the sentences in the Passive. Add by + agent if necessary.

Answer

  1. are created using a 3D printer.
  2. is being designed by Lodge Computers.
  3. was being used to solve a variety of problems.
  4. has been completed by 50% of the students.
  5. will be delivered within 48 hours.