English verb conjugation
COULD EXHIBIT

Regular verb: exhibit - exhibited - exhibited

Affirmation

Simple form	V-ing form
I could exhibit you could exhibit she could exhibit we could exhibit you could exhibit they could exhibit	I could be exhibiting you could be exhibiting she could be exhibiting we could be exhibiting you could be exhibiting they could be exhibiting
Perfect	V-ing perfect
I could have exhibited you could have exhibited she could have exhibited we could have exhibited you could have exhibited they could have exhibited	I could have been exhibiting you could have been exhibiting she could have been exhibiting we could have been exhibiting you could have been exhibiting they could have been exhibiting

Negation

Simple form	V-ing form
I couldn't exhibit you couldn't exhibit she couldn't exhibit we couldn't exhibit you couldn't exhibit they couldn't exhibit	I couldn't be exhibiting you couldn't be exhibiting she couldn't be exhibiting we couldn't be exhibiting you couldn't be exhibiting they couldn't be exhibiting
Perfect	V-ing perfect
I couldn't have exhibited you couldn't have exhibited she couldn't have exhibited we couldn't have exhibited you couldn't have exhibited they couldn't have exhibited	I couldn't have been exhibiting you couldn't have been exhibiting she couldn't have been exhibiting we couldn't have been exhibiting you couldn't have been exhibiting they couldn't have been exhibiting

Interrogative form

Simple form	V-ing form
could I exhibit? could you exhibit? could she exhibit? could we exhibit? could you exhibit? could they exhibit?	could I be exhibiting? could you be exhibiting? could she be exhibiting? could we be exhibiting? could you be exhibiting? could they be exhibiting?
Perfect	V-ing perfect
could I have exhibited? could you have exhibited? could she have exhibited? could we have exhibited? could you have exhibited? could they have exhibited?	could I have been exhibiting? could you have been exhibiting? could she have been exhibiting? could we have been exhibiting? could you have been exhibiting? could they have been exhibiting?

Interro-negative form

Simple form	V-ing form
couldn't I exhibit? couldn't you exhibit? couldn't she exhibit? couldn't we exhibit? couldn't you exhibit? couldn't they exhibit?	couldn't I be exhibiting? couldn't you be exhibiting? couldn't she be exhibiting? couldn't we be exhibiting? couldn't you be exhibiting? couldn't they be exhibiting?
Perfect	V-ing perfect
couldn't I have exhibited? couldn't you have exhibited? couldn't she have exhibited? couldn't we have exhibited? couldn't you have exhibited? couldn't they have exhibited?	couldn't I have been exhibiting? couldn't you have been exhibiting? couldn't she have been exhibiting? couldn't we have been exhibiting? couldn't you have been exhibiting? couldn't they have been exhibiting?