Write the plural forms of the nouns: a. a wolf - two wolves b. a leaf - c. a knife - d. a wife - e. an photo - f. an piano - g. an goose - h. an ox - i. a child - j. a man - k. a woman - !

Three leaves. c. four knifes d. two wives e. two photos f. two pianos g. two geese
h. two oxen i. two children j. two men k. two women