grammar tast

* Grammar: - choose and circle the correct letter of each answer:
1-The house ___________ has an old broken traditional is my grandfather house.
A) which B) who C) that D) whose
2- Look! The ______________ leg is broken!? What a poor thing?
A) cat's B) cats C) they D) cats'
3- My family is traveling to Spain for the holidays. That big bag is ___________.
A) their B) theirs C) they D) them
4- Have you seen _____________ pen? I just left it here!
A) her B) mine C) I D) my
5- My sister, ______________ works in a hospital has two sons.
A) who B) which C) that D) whose