Name
A Choose the correct singular possessive form to complete each
sentence.
1.
invention changed the world.
a. Edisons
2. The
a. fire’
3. The
a. oceans
4. The
a. king’s
b. Edison’
c. Edison’s
d. Edisons’
effect was devastating.
b. fire’s
c. fires’
d. fires
temperature is warmer in some places.
b. oceans’
c. ocean
d. ocean’s
laughter lasted a long time.
b. kings
c. kings’
d. king’
B. Choose the correct plural possessive form to complete each
sentence.
5. These
a. people
inventions were amazing!
b. peoples
6. African-American
recognized after the Civil War.
a. inventors
7. The
a. worker
8. The
© Macmillan/McGraw-Hill
a. childs’
b. inventor’s
10. The
a. experiments
d. people’s
right to take out patents was
c. inventors’
d. inventor’
efforts led to a new creation.
b. workers’
c. workers
d. worker’s
amazement showed on their faces.
b. childrens’
9. All of the
a. books
c. peoples’
c. children’s
d. childrens
covers were torn.
b. books’
c. book’s
d. book
purposes must be made clearer.
b. experiment’s
c. experiment’
d. experiments’
How Ben Franklin Stole the
Lightning • Grade 4/
4 Unit 2