Matching Pairs WHO THATOnline version Relative pronouns by Candela Espinoza Blanco 1 The Volga is a river 2 Malala Yousafzai is an activist 3 Architects are people 4 He is a writer who 5 Politicians discuss things 6 Hikers are people 7 She is the singer who that are important. who design buildings. that starts in Russia. writes fantasy novels. won the award. who climb mountains. who won the Nobel Peace Prize.