名词变复数：day.boy.monkey.bus.arrange.baby.family.watch.Chinese.knife.
问题描述：
名词变复数：day.boy.monkey.bus.arrange.baby.family.watch.Chinese.knife.
Wolf.tomato.potato.man.woman.foot.tooth.child.mouse
答
day->daysboy->boysmonkey->monkeysbus->busesarrange->arrangesbaby->babiesfamily->familieswatch->watchesChinese->Chineseknife->knivesWolf->wolvestomato->tomatoespotato->potatoesman->menwoman->womenfoot-...