下列哪个单词的复数形式是正确的?
childs
childies
children
childes
选择正确的复数形式:'mouse'
mice
mousees
mouses
mices
下列哪个单词的复数形式是错误的?
buses
churches
wolfs
boxes
选择正确的复数形式:'leaf'
leaves
leafs
leavs
leafes
下列哪个单词的复数形式是正确的?
knifs
knifes
knivees
knives
选择正确的复数形式:'man'
manes
mens
men
mans
下列哪个单词的复数形式是错误的?
toys
boys
girls
gooses
选择正确的复数形式:'foot'
feet
feets
foots
footes
下列哪个单词的复数形式是正确的?
sheeps
sheepes
sheepies
sheep
选择正确的复数形式:'tooth'
tooths
teeth
teeths
toothes