English verb conjugation
COULD CHASTEN

Regular verb: chasten - chastened - chastened

Affirmation

Simple form	V-ing form
I could chasten you could chasten he could chasten we could chasten you could chasten they could chasten	I could be chastening you could be chastening he could be chastening we could be chastening you could be chastening they could be chastening
Perfect	V-ing perfect
I could have chastened you could have chastened he could have chastened we could have chastened you could have chastened they could have chastened	I could have been chastening you could have been chastening he could have been chastening we could have been chastening you could have been chastening they could have been chastening

Negation

Simple form	V-ing form
I could not chasten you could not chasten he could not chasten we could not chasten you could not chasten they could not chasten	I could not be chastening you could not be chastening he could not be chastening we could not be chastening you could not be chastening they could not be chastening
Perfect	V-ing perfect
I could not have chastened you could not have chastened he could not have chastened we could not have chastened you could not have chastened they could not have chastened	I could not have been chastening you could not have been chastening he could not have been chastening we could not have been chastening you could not have been chastening they could not have been chastening

Interrogative form

Simple form	V-ing form
could I chasten? could you chasten? could he chasten? could we chasten? could you chasten? could they chasten?	could I be chastening? could you be chastening? could he be chastening? could we be chastening? could you be chastening? could they be chastening?
Perfect	V-ing perfect
could I have chastened? could you have chastened? could he have chastened? could we have chastened? could you have chastened? could they have chastened?	could I have been chastening? could you have been chastening? could he have been chastening? could we have been chastening? could you have been chastening? could they have been chastening?

Interro-negative form

Simple form	V-ing form
could I not chasten? could you not chasten? could he not chasten? could we not chasten? could you not chasten? could they not chasten?	could I not be chastening? could you not be chastening? could he not be chastening? could we not be chastening? could you not be chastening? could they not be chastening?
Perfect	V-ing perfect
could I not have chastened? could you not have chastened? could he not have chastened? could we not have chastened? could you not have chastened? could they not have chastened?	could I not have been chastening? could you not have been chastening? could he not have been chastening? could we not have been chastening? could you not have been chastening? could they not have been chastening?