Ta fram ett papper och testa dig själv. Vad heter följande substantiv i plural?
| One aircraft, many ................ |
One dozen, five .......... |
| One sheep, many ................ |
A species, many............. |
| One tooth, many ................... |
A parenthesis, many .......... |
| One mouse, many....................... |
A woman, many .................. |
Var det enkelt? Kontrollera i facit.