Ответ:

The words are: beautiful, deserted, quiet, clean, ugly.

I like small towns. The air is clean and fresh there.

The main street of the town is very beautiful. There are lots of nice buildings and decorations.

There are ten horrible ugly buildings in the world — buildings that are not beautiful.

Lots of European towns are very small, peaceful and quiet.

There are several deserted towns. People don’t live there anymore.