English verb conjugation
COULD UNDERFEED

Irregular verb: underfeed - underfed - underfed

Affirmation

Simple form	V-ing form
I could underfeed you could underfeed she could underfeed we could underfeed you could underfeed they could underfeed	I could be underfeeding you could be underfeeding she could be underfeeding we could be underfeeding you could be underfeeding they could be underfeeding
Perfect	V-ing perfect
I could have underfed you could have underfed she could have underfed we could have underfed you could have underfed they could have underfed	I could have been underfeeding you could have been underfeeding she could have been underfeeding we could have been underfeeding you could have been underfeeding they could have been underfeeding

Negation

Simple form	V-ing form
I couldn't underfeed you couldn't underfeed she couldn't underfeed we couldn't underfeed you couldn't underfeed they couldn't underfeed	I couldn't be underfeeding you couldn't be underfeeding she couldn't be underfeeding we couldn't be underfeeding you couldn't be underfeeding they couldn't be underfeeding
Perfect	V-ing perfect
I couldn't have underfed you couldn't have underfed she couldn't have underfed we couldn't have underfed you couldn't have underfed they couldn't have underfed	I couldn't have been underfeeding you couldn't have been underfeeding she couldn't have been underfeeding we couldn't have been underfeeding you couldn't have been underfeeding they couldn't have been underfeeding

Interrogative form

Simple form	V-ing form
could I underfeed? could you underfeed? could she underfeed? could we underfeed? could you underfeed? could they underfeed?	could I be underfeeding? could you be underfeeding? could she be underfeeding? could we be underfeeding? could you be underfeeding? could they be underfeeding?
Perfect	V-ing perfect
could I have underfed? could you have underfed? could she have underfed? could we have underfed? could you have underfed? could they have underfed?	could I have been underfeeding? could you have been underfeeding? could she have been underfeeding? could we have been underfeeding? could you have been underfeeding? could they have been underfeeding?

Interro-negative form

Simple form	V-ing form
couldn't I underfeed? couldn't you underfeed? couldn't she underfeed? couldn't we underfeed? couldn't you underfeed? couldn't they underfeed?	couldn't I be underfeeding? couldn't you be underfeeding? couldn't she be underfeeding? couldn't we be underfeeding? couldn't you be underfeeding? couldn't they be underfeeding?
Perfect	V-ing perfect
couldn't I have underfed? couldn't you have underfed? couldn't she have underfed? couldn't we have underfed? couldn't you have underfed? couldn't they have underfed?	couldn't I have been underfeeding? couldn't you have been underfeeding? couldn't she have been underfeeding? couldn't we have been underfeeding? couldn't you have been underfeeding? couldn't they have been underfeeding?