English verb conjugation
COULD HASTEN

Regular verb: hasten - hastened - hastened

Affirmation

Simple form	V-ing form
I could hasten you could hasten he could hasten we could hasten you could hasten they could hasten	I could be hastening you could be hastening he could be hastening we could be hastening you could be hastening they could be hastening
Perfect	V-ing perfect
I could have hastened you could have hastened he could have hastened we could have hastened you could have hastened they could have hastened	I could have been hastening you could have been hastening he could have been hastening we could have been hastening you could have been hastening they could have been hastening

Negation

Simple form	V-ing form
I couldn't hasten you couldn't hasten he couldn't hasten we couldn't hasten you couldn't hasten they couldn't hasten	I couldn't be hastening you couldn't be hastening he couldn't be hastening we couldn't be hastening you couldn't be hastening they couldn't be hastening
Perfect	V-ing perfect
I couldn't have hastened you couldn't have hastened he couldn't have hastened we couldn't have hastened you couldn't have hastened they couldn't have hastened	I couldn't have been hastening you couldn't have been hastening he couldn't have been hastening we couldn't have been hastening you couldn't have been hastening they couldn't have been hastening

Interrogative form

Simple form	V-ing form
could I hasten? could you hasten? could he hasten? could we hasten? could you hasten? could they hasten?	could I be hastening? could you be hastening? could he be hastening? could we be hastening? could you be hastening? could they be hastening?
Perfect	V-ing perfect
could I have hastened? could you have hastened? could he have hastened? could we have hastened? could you have hastened? could they have hastened?	could I have been hastening? could you have been hastening? could he have been hastening? could we have been hastening? could you have been hastening? could they have been hastening?

Interro-negative form

Simple form	V-ing form
couldn't I hasten? couldn't you hasten? couldn't he hasten? couldn't we hasten? couldn't you hasten? couldn't they hasten?	couldn't I be hastening? couldn't you be hastening? couldn't he be hastening? couldn't we be hastening? couldn't you be hastening? couldn't they be hastening?
Perfect	V-ing perfect
couldn't I have hastened? couldn't you have hastened? couldn't he have hastened? couldn't we have hastened? couldn't you have hastened? couldn't they have hastened?	couldn't I have been hastening? couldn't you have been hastening? couldn't he have been hastening? couldn't we have been hastening? couldn't you have been hastening? couldn't they have been hastening?