English verb conjugation CAN UNDERMINE

Regular verb: undermine - undermined - undermined

Affirmation

Simple form

I can undermine
you can undermine
he can undermine
we can undermine
you can undermine
they can undermine

V-ing form

I can be undermining
you can be undermining
he can be undermining
we can be undermining
you can be undermining
they can be undermining

Perfect

I can have undermined
you can have undermined
he can have undermined
we can have undermined
you can have undermined
they can have undermined

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

can I undermine?
can you undermine?
can he undermine?
can we undermine?
can you undermine?
can they undermine?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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