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 cannot author
you cannot author
he cannot author
we cannot author
you cannot author
they cannot author

V-ing form

I cannot be authoring
you cannot be authoring
he cannot be authoring
we cannot be authoring
you cannot be authoring
they cannot be authoring

Perfect

I cannot have authored
you cannot have authored
he cannot have authored
we cannot have authored
you cannot have authored
they cannot have authored

V-ing perfect

I cannot have been authoring
you cannot have been authoring
he cannot have been authoring
we cannot have been authoring
you cannot have been authoring
they cannot 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 I not author?
can you not author?
can he not author?
can we not author?
can you not author?
can they not author?

V-ing form

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

Perfect

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

V-ing perfect

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

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