Possessive 's
Possessive adjective
Possessive 's correct or incorrect
Mixed
100

The niece of Sandra is in the room of my mom

Sandra's niece is in my mom's room

100

Marcela has two brothers. __________ names are Carlo and Ryan.

Their

100

Our computer's teacher is there.

Incorrect.

Our teacher's computer is there.

100

My computer is red, and ___________ new phone is also red.

My

200

The computer of the teacher is on the table.

The teacher's computer is on the table.

200

This is __________ computer , I got it last week.

My

200

Men' and women' restrooms are dirty

Incorrect

Men's and women's restrooms are dirty

200

Dad has many employees , but _______ workers are lazy. 

his

300

The son of Lucia and the son of Marcos are outside

Lucia's and Marcos's sons are outside

300

We have classes in this classroom. So this is ____________ classroom.

Our

300

Samuels restaurant is awesome.

Incorrect.

Samuel's restaurant is awesome.

300

The shop of my uncle and my aunt is closed today (paraphrase using 's) 

My uncle and aunt's shop is closed today

400

The toy of the dogs is in the garden

The dogs' toy is in the garden

400

Messi plays soccer. In the Worldcup he represents ______________ country, Argentina.

His

400

The kids's toys are in their mom' room

Incorrect.

The kids' toys are  are in their mom's room

400

The grandson of martha and the granddaughter of Daniel are good friends (paraphrase using 's)

Martha's and Daniel's grandchildren are good friends

500

The cat of Marco is on the roof.

Marco's cat is on the roof. 

500

We want to stay at _________ home . 

Our.

500

The teachers' computers are in the lab.

Correct

500

Our party is great. (correct or incorrect)

Correct