Worksheets / Spanish / The Basement Verbs: -IR stem changing verbs in the preterit The Basement Verbs: -IR stem changing verbs in the preterit Worksheet by Claudia Graf Subjects Spanish Grades Grade 10 , Grade 11 , Grade 12 , Grade 9 Language SPA Assignments 13 classrooms used this worksheet The Basement Verbs: -IR stem changing verbs in the preterit Make it yours