English verb conjugation MAY JACKKNIFE

Regular verb: jackknife - jackknifed - jackknifed

Affirmation

Simple form

I may jackknife
you may jackknife
he may jackknife
we may jackknife
you may jackknife
they may jackknife

V-ing form

I may be jackknifing
you may be jackknifing
he may be jackknifing
we may be jackknifing
you may be jackknifing
they may be jackknifing

Perfect

I may have jackknifed
you may have jackknifed
he may have jackknifed
we may have jackknifed
you may have jackknifed
they may have jackknifed

V-ing perfect

I may have been jackknifing
you may have been jackknifing
he may have been jackknifing
we may have been jackknifing
you may have been jackknifing
they may have been jackknifing

Negation

Simple form

I mayn't jackknife
you mayn't jackknife
he mayn't jackknife
we mayn't jackknife
you mayn't jackknife
they mayn't jackknife

V-ing form

I mayn't be jackknifing
you mayn't be jackknifing
he mayn't be jackknifing
we mayn't be jackknifing
you mayn't be jackknifing
they mayn't be jackknifing

Perfect

I mayn't have jackknifed
you mayn't have jackknifed
he mayn't have jackknifed
we mayn't have jackknifed
you mayn't have jackknifed
they mayn't have jackknifed

V-ing perfect

I mayn't have been jackknifing
you mayn't have been jackknifing
he mayn't have been jackknifing
we mayn't have been jackknifing
you mayn't have been jackknifing
they mayn't have been jackknifing

Interrogative form

Simple form

may I jackknife?
may you jackknife?
may he jackknife?
may we jackknife?
may you jackknife?
may they jackknife?

V-ing form

may I be jackknifing?
may you be jackknifing?
may he be jackknifing?
may we be jackknifing?
may you be jackknifing?
may they be jackknifing?

Perfect

may I have jackknifed?
may you have jackknifed?
may he have jackknifed?
may we have jackknifed?
may you have jackknifed?
may they have jackknifed?

V-ing perfect

may I have been jackknifing?
may you have been jackknifing?
may he have been jackknifing?
may we have been jackknifing?
may you have been jackknifing?
may they have been jackknifing?

Interro-negative form

Simple form

mayn't I jackknife?
mayn't you jackknife?
mayn't he jackknife?
mayn't we jackknife?
mayn't you jackknife?
mayn't they jackknife?

V-ing form

mayn't I be jackknifing?
mayn't you be jackknifing?
mayn't he be jackknifing?
mayn't we be jackknifing?
mayn't you be jackknifing?
mayn't they be jackknifing?

Perfect

mayn't I have jackknifed?
mayn't you have jackknifed?
mayn't he have jackknifed?
mayn't we have jackknifed?
mayn't you have jackknifed?
mayn't they have jackknifed?

V-ing perfect

mayn't I have been jackknifing?
mayn't you have been jackknifing?
mayn't he have been jackknifing?
mayn't we have been jackknifing?
mayn't you have been jackknifing?
mayn't they have been jackknifing?

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