Um she used to, she used to walk every day.
( ( Um ( she ( used to ) ) ) ( , ( she ( ( used ( to ( walk ( every day ) ) ) ) . ) ) ) )
(ROOT (S (S (VP (VB Um) (S (NP (PRP she)) (VP (VBN used) (PP (TO to)))))) (, ,) (NP (PRP she)) (VP (VBD used) (S (VP (TO to) (VP (VB walk) (NP (DT every) (NN day)))))) (. .)))
She used to walk every day before her injury.
( She ( ( used ( to ( ( walk ( every day ) ) ( before ( her injury ) ) ) ) ) . ) )
(ROOT (S (NP (PRP She)) (VP (VBD used) (S (VP (TO to) (VP (VB walk) (NP (DT every) (NN day)) (PP (IN before) (NP (PRP$ her) (NN injury))))))) (. .)))