Possessive nouns and Nouns

That ___________________ ears are huge!

• elephant's

• elephants'

In the forest, all the _____________ branches were waving in the wind.

• tree's

• trees'

The teacher looked at all the __________ work and chose the best artist.

• student's

• students'

Where have I seen that _________ face before?

• girl's

• girls'

All the ________ uniforms got dirty at that game.

• boy's

• boys'

Our ________ blades need sharpening.

• skate's

• skates'

My __________ birthday is next week.

• brother's

• brothers'

Our ___________ birthdays are the same day.

• mother's

• mothers'

My _________ room is always a mess.

• sister's

• sisters'

One of that ________ wheels fell off.

• wagon's

• wagons'