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 can't demark
you can't demark
he can't demark
we can't demark
you can't demark
they can't demark

V-ing form

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

Perfect

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

V-ing perfect

I can't have been demarking
you can't have been demarking
he can't have been demarking
we can't have been demarking
you can't have been demarking
they can't 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't I demark?
can't you demark?
can't he demark?
can't we demark?
can't you demark?
can't they demark?

V-ing form

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

Perfect

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

V-ing perfect

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

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