Напиши все названия профессий во множественном числе. businessman,policeman,secretary.doktor,actor, mechanik,student,artist,teacher,engineer.

Во множественном числе эти названия профессий будут так:

businessman — businessmen
policeman — policemen
secretary — secretaries
doctor — doctors
actor — actors
mechanic — mechanics
student — students
artist — artists
teacher — teachers
engineer — engineers

Полный список во множественном числе:

businessmen, policemen, secretaries, doctors, actors, mechanics, students, artists, teachers, engineers.