Образуйте форму множественного числа следующих существительных? A page, a party, a tooth, a deer, a potato, a boy, a leaf, a mouse, a box, an ox?

A page - pages, a party - parties, a tooth - teeth, a deer - deer, a potato - potatoes, a boy - boys, a leaf - leaves, a mouse - mice, a box - boxes, an ox - oxen, a lorry - lorries, a roof - roofs, a piano - pianos, a foot - feet, a dress - dresses, a bench - benches.