what is wrong witn you?something is wrong with one of my__________(foot)

what is wrong witn you?something is wrong with one of my__________(foot)
what is wrong witn you?something is wrong with one of my__________(foot)

what is wrong witn you?something is wrong with one of my__________(foot)
feet
one of 后面加名词复数,表示“...之一”
foot脚的复数是feet

feet

填，feet