English verb conjugation
MIGHT JACKKNIFE

Regular verb: jackknife - jackknifed - jackknifed

Affirmation

Simple form	V-ing form
I might jackknife you might jackknife he might jackknife we might jackknife you might jackknife they might jackknife	I might be jackknifing you might be jackknifing he might be jackknifing we might be jackknifing you might be jackknifing they might be jackknifing
Perfect	V-ing perfect
I might have jackknifed you might have jackknifed he might have jackknifed we might have jackknifed you might have jackknifed they might have jackknifed	I might have been jackknifing you might have been jackknifing he might have been jackknifing we might have been jackknifing you might have been jackknifing they might have been jackknifing

Negation

Simple form	V-ing form
I might not jackknife you might not jackknife he might not jackknife we might not jackknife you might not jackknife they might not jackknife	I might not be jackknifing you might not be jackknifing he might not be jackknifing we might not be jackknifing you might not be jackknifing they might not be jackknifing
Perfect	V-ing perfect
I might not have jackknifed you might not have jackknifed he might not have jackknifed we might not have jackknifed you might not have jackknifed they might not have jackknifed	I might not have been jackknifing you might not have been jackknifing he might not have been jackknifing we might not have been jackknifing you might not have been jackknifing they might not have been jackknifing

Interrogative form

Simple form	V-ing form
might I jackknife? might you jackknife? might he jackknife? might we jackknife? might you jackknife? might they jackknife?	might I be jackknifing? might you be jackknifing? might he be jackknifing? might we be jackknifing? might you be jackknifing? might they be jackknifing?
Perfect	V-ing perfect
might I have jackknifed? might you have jackknifed? might he have jackknifed? might we have jackknifed? might you have jackknifed? might they have jackknifed?	might I have been jackknifing? might you have been jackknifing? might he have been jackknifing? might we have been jackknifing? might you have been jackknifing? might they have been jackknifing?

Interro-negative form

Simple form	V-ing form
might I not jackknife? might you not jackknife? might he not jackknife? might we not jackknife? might you not jackknife? might they not jackknife?	might I not be jackknifing? might you not be jackknifing? might he not be jackknifing? might we not be jackknifing? might you not be jackknifing? might they not be jackknifing?
Perfect	V-ing perfect
might I not have jackknifed? might you not have jackknifed? might he not have jackknifed? might we not have jackknifed? might you not have jackknifed? might they not have jackknifed?	might I not have been jackknifing? might you not have been jackknifing? might he not have been jackknifing? might we not have been jackknifing? might you not have been jackknifing? might they not have been jackknifing?