English verb conjugation CAN AUTHOR

Regular verb: author - authored - authored


Affirmation

Simple form

I can author
you can author
he can author
we can author
you can author
they can author

V-ing form

I can be authoring
you can be authoring
he can be authoring
we can be authoring
you can be authoring
they can be authoring

Perfect

I can have authored
you can have authored
he can have authored
we can have authored
you can have authored
they can have authored

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

can I author?
can you author?
can he author?
can we author?
can you author?
can they author?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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