English verb conjugation
COULD JAIL

Regular verb: jail - jailed - jailed

Affirmation

Simple form	V-ing form
I could jail you could jail she could jail we could jail you could jail they could jail	I could be jailing you could be jailing she could be jailing we could be jailing you could be jailing they could be jailing
Perfect	V-ing perfect
I could have jailed you could have jailed she could have jailed we could have jailed you could have jailed they could have jailed	I could have been jailing you could have been jailing she could have been jailing we could have been jailing you could have been jailing they could have been jailing

Negation

Simple form	V-ing form
I could not jail you could not jail she could not jail we could not jail you could not jail they could not jail	I could not be jailing you could not be jailing she could not be jailing we could not be jailing you could not be jailing they could not be jailing
Perfect	V-ing perfect
I could not have jailed you could not have jailed she could not have jailed we could not have jailed you could not have jailed they could not have jailed	I could not have been jailing you could not have been jailing she could not have been jailing we could not have been jailing you could not have been jailing they could not have been jailing

Interrogative form

Simple form	V-ing form
could I jail? could you jail? could she jail? could we jail? could you jail? could they jail?	could I be jailing? could you be jailing? could she be jailing? could we be jailing? could you be jailing? could they be jailing?
Perfect	V-ing perfect
could I have jailed? could you have jailed? could she have jailed? could we have jailed? could you have jailed? could they have jailed?	could I have been jailing? could you have been jailing? could she have been jailing? could we have been jailing? could you have been jailing? could they have been jailing?

Interro-negative form

Simple form	V-ing form
could I not jail? could you not jail? could she not jail? could we not jail? could you not jail? could they not jail?	could I not be jailing? could you not be jailing? could she not be jailing? could we not be jailing? could you not be jailing? could they not be jailing?
Perfect	V-ing perfect
could I not have jailed? could you not have jailed? could she not have jailed? could we not have jailed? could you not have jailed? could they not have jailed?	could I not have been jailing? could you not have been jailing? could she not have been jailing? could we not have been jailing? could you not have been jailing? could they not have been jailing?