English verb conjugation
COULD HEED

Regular verb: heed - heeded - heeded

Affirmation

Simple form	V-ing form
I could heed you could heed she could heed we could heed you could heed they could heed	I could be heeding you could be heeding she could be heeding we could be heeding you could be heeding they could be heeding
Perfect	V-ing perfect
I could have heeded you could have heeded she could have heeded we could have heeded you could have heeded they could have heeded	I could have been heeding you could have been heeding she could have been heeding we could have been heeding you could have been heeding they could have been heeding

Negation

Simple form	V-ing form
I couldn't heed you couldn't heed she couldn't heed we couldn't heed you couldn't heed they couldn't heed	I couldn't be heeding you couldn't be heeding she couldn't be heeding we couldn't be heeding you couldn't be heeding they couldn't be heeding
Perfect	V-ing perfect
I couldn't have heeded you couldn't have heeded she couldn't have heeded we couldn't have heeded you couldn't have heeded they couldn't have heeded	I couldn't have been heeding you couldn't have been heeding she couldn't have been heeding we couldn't have been heeding you couldn't have been heeding they couldn't have been heeding

Interrogative form

Simple form	V-ing form
could I heed? could you heed? could she heed? could we heed? could you heed? could they heed?	could I be heeding? could you be heeding? could she be heeding? could we be heeding? could you be heeding? could they be heeding?
Perfect	V-ing perfect
could I have heeded? could you have heeded? could she have heeded? could we have heeded? could you have heeded? could they have heeded?	could I have been heeding? could you have been heeding? could she have been heeding? could we have been heeding? could you have been heeding? could they have been heeding?

Interro-negative form

Simple form	V-ing form
couldn't I heed? couldn't you heed? couldn't she heed? couldn't we heed? couldn't you heed? couldn't they heed?	couldn't I be heeding? couldn't you be heeding? couldn't she be heeding? couldn't we be heeding? couldn't you be heeding? couldn't they be heeding?
Perfect	V-ing perfect
couldn't I have heeded? couldn't you have heeded? couldn't she have heeded? couldn't we have heeded? couldn't you have heeded? couldn't they have heeded?	couldn't I have been heeding? couldn't you have been heeding? couldn't she have been heeding? couldn't we have been heeding? couldn't you have been heeding? couldn't they have been heeding?