写出英语单词，复数形式！~

1.calves 2.horses 3.watches 4.sheep 5.hats 6.feet 7.toys 8.lions 9.joeys 10.women
11.babies 12.mice 13.shildren 14.geese 15.skirts 16.people 17.boxes 18.classes
19.knives 20.leaves 21.puppies

1 calf calves
2 horse horses
3 watch watches
4 sheep sheep
5 hat hats
6 foot feet
7 toy toys
8 lion lions
9 joey joeys
10 woman women
11 baby babies
12 mouse mice
13 child children
14 goose geese
15 skirt skirts
16 pepople people
17 box boxes
18 class classes
19 knife knives
20 leaf leaves
21 puppy puppies

calf calves
horse horses
watch watches
sheep sheep
hat hats
foot feet
toy toys
lion lions
joey joeys
woman women
baby babies
mouse mice
child children
goose geese
skirt skirts
pepople people
box boxes
class classes
knife knives
leaf leaves puppy puppies

baby的复数是把y变成i加es