课件8张PPT。firemanWhat do firemen do?
They put up fires. What do policemen do?
They catch criminals.dentist What do dentists do?
They check your teeth.postmanWhat do postmen do?
They deliver letters.teacherWhat do teachers do?
They help us to learn.doctor and nurseWhat do doctors and nurses do?
They help sick people.shop assistant What do shop assistants do?
They help in a shop.