| Answer | Crossword Clue |
|---|---|
| MMMI | First year of the 31st century |
| MDI | First year of the 16th century |
| MDI | First year of the XVIth century |
| CDI | First year of the fifth century |
| IOI | First year of the second century |
| CCCI | First year of the fourth century |
| DCI | First year in the 7th century |
| ONEBC | Last year preceding the first century |
| ONEBC | Last year before the first century |
| ONEBC | Last year before the first century A.D. |
