English verb conjugation CAN VEIN

Regular verb: vein - veined - veined

Affirmation

Simple form

I can vein
you can vein
he can vein
we can vein
you can vein
they can vein

V-ing form

I can be veining
you can be veining
he can be veining
we can be veining
you can be veining
they can be veining

Perfect

I can have veined
you can have veined
he can have veined
we can have veined
you can have veined
they can have veined

V-ing perfect

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

Negation

Simple form

I cannot vein
you cannot vein
he cannot vein
we cannot vein
you cannot vein
they cannot vein

V-ing form

I cannot be veining
you cannot be veining
he cannot be veining
we cannot be veining
you cannot be veining
they cannot be veining

Perfect

I cannot have veined
you cannot have veined
he cannot have veined
we cannot have veined
you cannot have veined
they cannot have veined

V-ing perfect

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

Interrogative form

Simple form

can I vein?
can you vein?
can he vein?
can we vein?
can you vein?
can they vein?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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