English verb conjugation
COULD PEROXIDE

Regular verb: peroxide - peroxided - peroxided

Affirmation

Simple form	V-ing form
I could peroxide you could peroxide she could peroxide we could peroxide you could peroxide they could peroxide	I could be peroxiding you could be peroxiding she could be peroxiding we could be peroxiding you could be peroxiding they could be peroxiding
Perfect	V-ing perfect
I could have peroxided you could have peroxided she could have peroxided we could have peroxided you could have peroxided they could have peroxided	I could have been peroxiding you could have been peroxiding she could have been peroxiding we could have been peroxiding you could have been peroxiding they could have been peroxiding

Negation

Simple form	V-ing form
I couldn't peroxide you couldn't peroxide she couldn't peroxide we couldn't peroxide you couldn't peroxide they couldn't peroxide	I couldn't be peroxiding you couldn't be peroxiding she couldn't be peroxiding we couldn't be peroxiding you couldn't be peroxiding they couldn't be peroxiding
Perfect	V-ing perfect
I couldn't have peroxided you couldn't have peroxided she couldn't have peroxided we couldn't have peroxided you couldn't have peroxided they couldn't have peroxided	I couldn't have been peroxiding you couldn't have been peroxiding she couldn't have been peroxiding we couldn't have been peroxiding you couldn't have been peroxiding they couldn't have been peroxiding

Interrogative form

Simple form	V-ing form
could I peroxide? could you peroxide? could she peroxide? could we peroxide? could you peroxide? could they peroxide?	could I be peroxiding? could you be peroxiding? could she be peroxiding? could we be peroxiding? could you be peroxiding? could they be peroxiding?
Perfect	V-ing perfect
could I have peroxided? could you have peroxided? could she have peroxided? could we have peroxided? could you have peroxided? could they have peroxided?	could I have been peroxiding? could you have been peroxiding? could she have been peroxiding? could we have been peroxiding? could you have been peroxiding? could they have been peroxiding?

Interro-negative form

Simple form	V-ing form
couldn't I peroxide? couldn't you peroxide? couldn't she peroxide? couldn't we peroxide? couldn't you peroxide? couldn't they peroxide?	couldn't I be peroxiding? couldn't you be peroxiding? couldn't she be peroxiding? couldn't we be peroxiding? couldn't you be peroxiding? couldn't they be peroxiding?
Perfect	V-ing perfect
couldn't I have peroxided? couldn't you have peroxided? couldn't she have peroxided? couldn't we have peroxided? couldn't you have peroxided? couldn't they have peroxided?	couldn't I have been peroxiding? couldn't you have been peroxiding? couldn't she have been peroxiding? couldn't we have been peroxiding? couldn't you have been peroxiding? couldn't they have been peroxiding?