Passive voice

The study was published by a famous psychologist in 2020.

People say that neither side wanted the war.

We believe that the government has prepared a plan.

The psychologist conducted an experiment on human behavior.

George had repaired many cars before he received his mechanic's license.

Jerry used to pay the bills. -> The bills used to be paid by Jerry.

Why don’t you ask an electrician to fit your cooker?

A new theory is being develop by experts in the field.

the test / write → The test was wrote.

People say that Mrs. Turner was having business difficulties.

The therapy session will been recorded for further analysis.