Повторить правила образования мн. ч. имен сущ. и образовать мн.ч. по образцу. a pen- many pens a box, a child, a men, a family, a boy, a desk, a candy, a toy, a mouse, a bus, a wolf, a cat, a leaf.
Ответ:
example: a pen - many pens
a box - many boxes
a child - many children
a man - many men
a family - many families
a boy - many boys
a desk - many desks
a candy - many candies
a toy - many toys
a mouse - many mice
a bus - many buses
a wolf - many wolves
a cat - many cats
a leaf - many leaves