№1, стр.47.

1.Her son is not an enjineer. He is a scientist.

2.My father is not a fireman. He is a driver.

3.His grandmother is not a worker. She is a pensioner.

4.Liz and Bob are not pupils. They are students.

№1,стр.54.

1.He is a officer.

2.She is a teacher.

3.They are doctors.

4.Не is an officer.

5.They are enjineers.