Matching Pairs plural nounsOnline version Find the plural form for each noun. by Luz González 1 ox 2 thief 3 hero 4 woman 5 foot 6 gentelman 7 calf 8 mouse 9 leaf 10 life 11 knife 12 tomato 13 man 14 tooth 15 goose 16 wife 17 potato 18 child 19 louse 20 half children women gentelmen wives geese men heroes thieves halves teeth tomatoes lice knives mice calves oxen feet potatoes leaves lives