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 mayn't underuse
you mayn't underuse
he mayn't underuse
we mayn't underuse
you mayn't underuse
they mayn't underuse

V-ing form

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

Perfect

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

V-ing perfect

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

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

V-ing form

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

Perfect

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

V-ing perfect

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

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