English verb conjugation
COULD DETICK

Regular verb: detick - deticked - deticked

Affirmation

Simple form	V-ing form
I could detick you could detick he could detick we could detick you could detick they could detick	I could be deticking you could be deticking he could be deticking we could be deticking you could be deticking they could be deticking
Perfect	V-ing perfect
I could have deticked you could have deticked he could have deticked we could have deticked you could have deticked they could have deticked	I could have been deticking you could have been deticking he could have been deticking we could have been deticking you could have been deticking they could have been deticking

Negation

Simple form	V-ing form
I could not detick you could not detick he could not detick we could not detick you could not detick they could not detick	I could not be deticking you could not be deticking he could not be deticking we could not be deticking you could not be deticking they could not be deticking
Perfect	V-ing perfect
I could not have deticked you could not have deticked he could not have deticked we could not have deticked you could not have deticked they could not have deticked	I could not have been deticking you could not have been deticking he could not have been deticking we could not have been deticking you could not have been deticking they could not have been deticking

Interrogative form

Simple form	V-ing form
could I detick? could you detick? could he detick? could we detick? could you detick? could they detick?	could I be deticking? could you be deticking? could he be deticking? could we be deticking? could you be deticking? could they be deticking?
Perfect	V-ing perfect
could I have deticked? could you have deticked? could he have deticked? could we have deticked? could you have deticked? could they have deticked?	could I have been deticking? could you have been deticking? could he have been deticking? could we have been deticking? could you have been deticking? could they have been deticking?

Interro-negative form

Simple form	V-ing form
could I not detick? could you not detick? could he not detick? could we not detick? could you not detick? could they not detick?	could I not be deticking? could you not be deticking? could he not be deticking? could we not be deticking? could you not be deticking? could they not be deticking?
Perfect	V-ing perfect
could I not have deticked? could you not have deticked? could he not have deticked? could we not have deticked? could you not have deticked? could they not have deticked?	could I not have been deticking? could you not have been deticking? could he not have been deticking? could we not have been deticking? could you not have been deticking? could they not have been deticking?