Complete the following sentences with the appropriate word: assembling, population, transportation, locomotive, production, fabric.

Here are the completed sentences:

1. Rosa worked in a factory assembling parts for automobiles.
2. One hundred years ago, most of the population lived on farms.
3. We rely on cars for transportation.
4. The locomotive sped along the railway in the countryside.
5. The production of shoes by machine is much easier than by hand.
6. The factory produces cotton fabric for furniture upholstery.