English verb conjugation CAN DEMARK

Regular verb: demark - demarked - demarked

Affirmation

Simple form

I can demark
you can demark
he can demark
we can demark
you can demark
they can demark

V-ing form

I can be demarking
you can be demarking
he can be demarking
we can be demarking
you can be demarking
they can be demarking

Perfect

I can have demarked
you can have demarked
he can have demarked
we can have demarked
you can have demarked
they can have demarked

V-ing perfect

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

Negation

Simple form

I cannot demark
you cannot demark
he cannot demark
we cannot demark
you cannot demark
they cannot demark

V-ing form

I cannot be demarking
you cannot be demarking
he cannot be demarking
we cannot be demarking
you cannot be demarking
they cannot be demarking

Perfect

I cannot have demarked
you cannot have demarked
he cannot have demarked
we cannot have demarked
you cannot have demarked
they cannot have demarked

V-ing perfect

I cannot have been demarking
you cannot have been demarking
he cannot have been demarking
we cannot have been demarking
you cannot have been demarking
they cannot have been demarking

Interrogative form

Simple form

can I demark?
can you demark?
can he demark?
can we demark?
can you demark?
can they demark?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

can I not demark?
can you not demark?
can he not demark?
can we not demark?
can you not demark?
can they not demark?

V-ing form

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

Perfect

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

V-ing perfect

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

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