English verb conjugation
WILL JACKKNIFE

Regular verb: jackknife - jackknifed - jackknifed

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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