Question

rewrite the sentences below. Use the Genitive case. 1those pencil belong to the girls. 2that's Leo. Mrs. Sanchez is his grandma. 3That's Jack. Catherine is his friend. 4That dog belongs to Michael 5This is my sister. Her name is Helena. 6 This is Martha. That book belongs to her.

Answer 1

1/ those are the girls' pencil 
2/ that is Leo's  grandma.
3/ Catherine is Jack's friend. 4/ That is Michael 's dog 5/ My sister's name is Helena.
6/ That is Martha's book