Образуйте форму множественного числа существительных. Toe, city, piano, stitch, bath, shelf, berry, valley, pen, dress,

Toe - toes, city - cities, piano - pianos, stitch - stitches, bath - baths, shelf - shelves, berry - berries, valley - valleys, pen - pens, dress - dresses, leaf - leaves, party - parties, foot - feet, boot - boots, businesswoman - businesswomen, grandchild - grandchildren, sister-in-law - sisters-in-law, fisherman - fishermen.