English verb conjugation MAY UNDERUSE

Regular verb: underuse - underused - underused

Affirmation

Simple form

I may underuse
you may underuse
he may underuse
we may underuse
you may underuse
they may underuse

V-ing form

I may be underusing
you may be underusing
he may be underusing
we may be underusing
you may be underusing
they may be underusing

Perfect

I may have underused
you may have underused
he may have underused
we may have underused
you may have underused
they may have underused

V-ing perfect

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

Negation

Simple form

I may not underuse
you may not underuse
he may not underuse
we may not underuse
you may not underuse
they may not underuse

V-ing form

I may not be underusing
you may not be underusing
he may not be underusing
we may not be underusing
you may not be underusing
they may not be underusing

Perfect

I may not have underused
you may not have underused
he may not have underused
we may not have underused
you may not have underused
they may not have underused

V-ing perfect

I may not have been underusing
you may not have been underusing
he may not have been underusing
we may not have been underusing
you may not have been underusing
they may not have been underusing

Interrogative form

Simple form

may I underuse?
may you underuse?
may he underuse?
may we underuse?
may you underuse?
may they underuse?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

may I not underuse?
may you not underuse?
may he not underuse?
may we not underuse?
may you not underuse?
may they not underuse?

V-ing form

may I not be underusing?
may you not be underusing?
may he not be underusing?
may we not be underusing?
may you not be underusing?
may they not be underusing?

Perfect

may I not have underused?
may you not have underused?
may he not have underused?
may we not have underused?
may you not have underused?
may they not have underused?

V-ing perfect

may I not have been underusing?
may you not have been underusing?
may he not have been underusing?
may we not have been underusing?
may you not have been underusing?
may they not have been underusing?

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