| Answer | Crossword Clue |
|---|---|
| OSO | One in un zoologico |
| OSO | One in un zoológico |
| HEURE | One of 24 in un jour |
| ORA | One of 24 in un giorno |
| ANO | One of 100 in un siglo |
| OEUF | One of a dozen in un frigidaire |
| ELEVE | One in the charge of un instituteur |
| TESTBANTREATY | Though not yet in force, one was adopted by the UN in 1996 |
