English verb conjugation
COULD JIBE

Regular verb: jibe - jibed - jibed

Affirmation

Simple form	V-ing form
I could jibe you could jibe he could jibe we could jibe you could jibe they could jibe	I could be jibing you could be jibing he could be jibing we could be jibing you could be jibing they could be jibing
Perfect	V-ing perfect
I could have jibed you could have jibed he could have jibed we could have jibed you could have jibed they could have jibed	I could have been jibing you could have been jibing he could have been jibing we could have been jibing you could have been jibing they could have been jibing

Negation

Simple form	V-ing form
I couldn't jibe you couldn't jibe he couldn't jibe we couldn't jibe you couldn't jibe they couldn't jibe	I couldn't be jibing you couldn't be jibing he couldn't be jibing we couldn't be jibing you couldn't be jibing they couldn't be jibing
Perfect	V-ing perfect
I couldn't have jibed you couldn't have jibed he couldn't have jibed we couldn't have jibed you couldn't have jibed they couldn't have jibed	I couldn't have been jibing you couldn't have been jibing he couldn't have been jibing we couldn't have been jibing you couldn't have been jibing they couldn't have been jibing

Interrogative form

Simple form	V-ing form
could I jibe? could you jibe? could he jibe? could we jibe? could you jibe? could they jibe?	could I be jibing? could you be jibing? could he be jibing? could we be jibing? could you be jibing? could they be jibing?
Perfect	V-ing perfect
could I have jibed? could you have jibed? could he have jibed? could we have jibed? could you have jibed? could they have jibed?	could I have been jibing? could you have been jibing? could he have been jibing? could we have been jibing? could you have been jibing? could they have been jibing?

Interro-negative form

Simple form	V-ing form
couldn't I jibe? couldn't you jibe? couldn't he jibe? couldn't we jibe? couldn't you jibe? couldn't they jibe?	couldn't I be jibing? couldn't you be jibing? couldn't he be jibing? couldn't we be jibing? couldn't you be jibing? couldn't they be jibing?
Perfect	V-ing perfect
couldn't I have jibed? couldn't you have jibed? couldn't he have jibed? couldn't we have jibed? couldn't you have jibed? couldn't they have jibed?	couldn't I have been jibing? couldn't you have been jibing? couldn't he have been jibing? couldn't we have been jibing? couldn't you have been jibing? couldn't they have been jibing?