English verb conjugation
COULD FOOTNOTE

Regular verb: footnote - footnoted - footnoted

Affirmation

Simple form	V-ing form
I could footnote you could footnote she could footnote we could footnote you could footnote they could footnote	I could be footnoting you could be footnoting she could be footnoting we could be footnoting you could be footnoting they could be footnoting
Perfect	V-ing perfect
I could have footnoted you could have footnoted she could have footnoted we could have footnoted you could have footnoted they could have footnoted	I could have been footnoting you could have been footnoting she could have been footnoting we could have been footnoting you could have been footnoting they could have been footnoting

Negation

Simple form	V-ing form
I couldn't footnote you couldn't footnote she couldn't footnote we couldn't footnote you couldn't footnote they couldn't footnote	I couldn't be footnoting you couldn't be footnoting she couldn't be footnoting we couldn't be footnoting you couldn't be footnoting they couldn't be footnoting
Perfect	V-ing perfect
I couldn't have footnoted you couldn't have footnoted she couldn't have footnoted we couldn't have footnoted you couldn't have footnoted they couldn't have footnoted	I couldn't have been footnoting you couldn't have been footnoting she couldn't have been footnoting we couldn't have been footnoting you couldn't have been footnoting they couldn't have been footnoting

Interrogative form

Simple form	V-ing form
could I footnote? could you footnote? could she footnote? could we footnote? could you footnote? could they footnote?	could I be footnoting? could you be footnoting? could she be footnoting? could we be footnoting? could you be footnoting? could they be footnoting?
Perfect	V-ing perfect
could I have footnoted? could you have footnoted? could she have footnoted? could we have footnoted? could you have footnoted? could they have footnoted?	could I have been footnoting? could you have been footnoting? could she have been footnoting? could we have been footnoting? could you have been footnoting? could they have been footnoting?

Interro-negative form

Simple form	V-ing form
couldn't I footnote? couldn't you footnote? couldn't she footnote? couldn't we footnote? couldn't you footnote? couldn't they footnote?	couldn't I be footnoting? couldn't you be footnoting? couldn't she be footnoting? couldn't we be footnoting? couldn't you be footnoting? couldn't they be footnoting?
Perfect	V-ing perfect
couldn't I have footnoted? couldn't you have footnoted? couldn't she have footnoted? couldn't we have footnoted? couldn't you have footnoted? couldn't they have footnoted?	couldn't I have been footnoting? couldn't you have been footnoting? couldn't she have been footnoting? couldn't we have been footnoting? couldn't you have been footnoting? couldn't they have been footnoting?