English verb conjugation CAN UNDERRUN

Irregular verb: underrun - underran - underrun

Affirmation

Simple form

I can underrun
you can underrun
he can underrun
we can underrun
you can underrun
they can underrun

V-ing form

I can be underruning
you can be underruning
he can be underruning
we can be underruning
you can be underruning
they can be underruning

Perfect

I can have underrun
you can have underrun
he can have underrun
we can have underrun
you can have underrun
they can have underrun

V-ing perfect

I can have been underruning
you can have been underruning
he can have been underruning
we can have been underruning
you can have been underruning
they can have been underruning

Negation

Simple form

I can't underrun
you can't underrun
he can't underrun
we can't underrun
you can't underrun
they can't underrun

V-ing form

I can't be underruning
you can't be underruning
he can't be underruning
we can't be underruning
you can't be underruning
they can't be underruning

Perfect

I can't have underrun
you can't have underrun
he can't have underrun
we can't have underrun
you can't have underrun
they can't have underrun

V-ing perfect

I can't have been underruning
you can't have been underruning
he can't have been underruning
we can't have been underruning
you can't have been underruning
they can't have been underruning

Interrogative form

Simple form

can I underrun?
can you underrun?
can he underrun?
can we underrun?
can you underrun?
can they underrun?

V-ing form

can I be underruning?
can you be underruning?
can he be underruning?
can we be underruning?
can you be underruning?
can they be underruning?

Perfect

can I have underrun?
can you have underrun?
can he have underrun?
can we have underrun?
can you have underrun?
can they have underrun?

V-ing perfect

can I have been underruning?
can you have been underruning?
can he have been underruning?
can we have been underruning?
can you have been underruning?
can they have been underruning?

Interro-negative form

Simple form

can't I underrun?
can't you underrun?
can't he underrun?
can't we underrun?
can't you underrun?
can't they underrun?

V-ing form

can't I be underruning?
can't you be underruning?
can't he be underruning?
can't we be underruning?
can't you be underruning?
can't they be underruning?

Perfect

can't I have underrun?
can't you have underrun?
can't he have underrun?
can't we have underrun?
can't you have underrun?
can't they have underrun?

V-ing perfect

can't I have been underruning?
can't you have been underruning?
can't he have been underruning?
can't we have been underruning?
can't you have been underruning?
can't they have been underruning?

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