The girl to whom he was talking is his girlfriend.
The girl that he was talking to is his girlfriend.
The homework belongs to Aina, it's hers --- possessive.
It is - or was - the student's book.
I'm going to do what I want.
Why didn't you do what your mother told you?
You are what you read.
IES Josep Maria Quadrado, which is the oldest high school in Ciutadella, is on Menorca.
My friends, who attend the same course I do, are coming tonight.
The students who have passed the exams will have a wonderful summer. Which students?
That is the man who lent me the umbrella. What man?
I've got a friend who is a teacher at IES Josep Maria Quadrado. .....
This is the picture which I like best of all.
This is the picture ----- I like best of all.
Joan is the boy who Anna wanted to meet.
Joan is the boy -------- Anna wanted to meet.