She sells clothes and works in a store.
She's a salesclerk.
He fixes cars and works in the repair shop.
He's a mechanic.
She helps people and works in a hospital.
She's a doctor.
She helps animals.
She's a veterinarian.
He works in the zoo.
He's a zoo keeper.
They make things and work in a factory.
They're factory workers.
He takes photos.
He's a photographer.
He makes bread and works in a bakery.
He's a baker.
He grows food and works on a farm.
He's a farmer.