| 1 | At one stroke our troops wiped out the enemy who were entrenched on the island. | |
| 2 | Doctors fear that dangerous bacteria may become entrenched in hospitals. | |
| 3 | Coiled around his neck was a large tattoo of a snake. | |
| 4 | Something like a hotel reception desk now occupied one end of the hall. | |
| 5 | Why? Unsafe bacteria are probably lurking on the surface and could spread to your food. |