Plural and Possessive Nouns — Answer Key
Part A: Multiple Choice
Circle the best answer for each question.
1. In Grade 3, the plural of man is men. What is the possessive?
A) mens'
B) men's
C) mans's
D) mens
Men is an irregular plural, so we add apostrophe s to get men's.
2. The plural of woman is women. Which is the Grade 3 possessive?
A) womens
B) womens'
C) women's
D) woman's
Women is irregular plural, so the possessive is women's with apostrophe s.
3. In Grade 3, child becomes children. What is the possessive plural?
A) childrens'
B) childs'
C) children's
D) childrens
Children is already plural, so apostrophe s makes the possessive children's.
4. The plural of foot is feet. Which is the Grade 3 possessive form?
A) feets
B) feet's
C) foots'
D) feets'
Feet is the irregular plural, and feet's is the correct possessive form.
Part B: Fill in the Blank
Write the correct answer on each line.
1. The plural of mouse is mice, and the mice's tails are long.
Mice is irregular plural, so apostrophe s gives the possessive mice's.
2. The plural of tooth is teeth, and the teeth's roots are deep.
Teeth is the irregular plural, so teeth's shows possession correctly.
3. The plural of goose is geese, and the geese's feathers are soft.
Geese is irregular plural, so adding apostrophe s makes geese's.
4. The plural of ox is oxen, and the oxen's harnesses are heavy.
Oxen is irregular plural, so oxen's is the possessive form in Grade 3.
5. The plural of person is people, and the people's opinions vary.
People is irregular plural, so people's is the correct possessive form.