1 | Our line of defense was strongly fortified. | |
2 | It is very old, and was strongly fortified. | |
3 | They have to pay hard cash to enter these fortified places. | |
4 | The content introverts' camp closely borders the land of the socially anxious. | |
5 | Unlike the walled medieval city-states, today's financial centres are increasingly dependent on their connections to one another. |