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 cannot undermine
you cannot undermine
he cannot undermine
we cannot undermine
you cannot undermine
they cannot undermine

V-ing form

I cannot be undermining
you cannot be undermining
he cannot be undermining
we cannot be undermining
you cannot be undermining
they cannot be undermining

Perfect

I cannot have undermined
you cannot have undermined
he cannot have undermined
we cannot have undermined
you cannot have undermined
they cannot have undermined

V-ing perfect

I cannot have been undermining
you cannot have been undermining
he cannot have been undermining
we cannot have been undermining
you cannot have been undermining
they cannot 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 I not undermine?
can you not undermine?
can he not undermine?
can we not undermine?
can you not undermine?
can they not undermine?

V-ing form

can I not be undermining?
can you not be undermining?
can he not be undermining?
can we not be undermining?
can you not be undermining?
can they not be undermining?

Perfect

can I not have undermined?
can you not have undermined?
can he not have undermined?
can we not have undermined?
can you not have undermined?
can they not have undermined?

V-ing perfect

can I not have been undermining?
can you not have been undermining?
can he not have been undermining?
can we not have been undermining?
can you not have been undermining?
can they not have been undermining?

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