Give the plural of the following nouns: task, type, letter, country, life, box, half, leaf, fellow-worker, mouse, tomato, loaf, person, day, goose, sheep, ox, child, zero, mother-in low, house, gentleman, photo, businesswoman, bus, commander-in-chief, car, economist, foot, shelf, watch, friend.

Tasks. types, letters, countries, lives, boxes, halves, leaves, fellow-workers, mice, tomatoes, loaves, persons, days, geese, sheep, oxen, children, zeros, mothers-in-law, houses, gentlemen, photos, businesswomen, buses, commanders-in-chief, cars, economists, feet, shelves, watches, friends