Образуйте форму множественного числа существительных.

Toe, city, piano, stitch, bath, shelf, berry, valley, pen, dress, leaf, party, foot, boot, businesswoman, grandchild, sister-in-law, fisherman.

toes, cities, pianos, stitches, baths, shelves, berries, valleys, pens, dresses, leaves, parties, feet, boots, businesswomen, grandchildren, sisters-in-law, fishermen.