1/ He worked for a woman who used to be an artist.
2/ They called a doctor who lived nearby.
3/ I wrote an email to my sister who lives in Italy.
4/ Linh liked the waiter who was very friendly.
5/ We broke a car which belonged to my uncle.
6/ Nam loves books which have happy endings.
7/ I live in a city which is in the north of Viet Nam.
8/ The man, who is wearing a blue hat, is in the class.
9/ The woman, who is from India, works in a hospital.
10/ I first learn English from a book which I've just reread it.