English verb conjugation COULD PUBLISH A BOOK

Regular verb: publish a book - publish a booked - publish a booked

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form

I could publish a book
you could publish a book
he could publish a book
we could publish a book
you could publish a book
they could publish a book

V-ing form

I could be publish a booking
you could be publish a booking
he could be publish a booking
we could be publish a booking
you could be publish a booking
they could be publish a booking

Perfect

I could have publish a booked
you could have publish a booked
he could have publish a booked
we could have publish a booked
you could have publish a booked
they could have publish a booked

V-ing perfect

I could have been publish a booking
you could have been publish a booking
he could have been publish a booking
we could have been publish a booking
you could have been publish a booking
they could have been publish a booking

Negation

Simple form

I couldn't publish a book
you couldn't publish a book
he couldn't publish a book
we couldn't publish a book
you couldn't publish a book
they couldn't publish a book

V-ing form

I couldn't be publish a booking
you couldn't be publish a booking
he couldn't be publish a booking
we couldn't be publish a booking
you couldn't be publish a booking
they couldn't be publish a booking

Perfect

I couldn't have publish a booked
you couldn't have publish a booked
he couldn't have publish a booked
we couldn't have publish a booked
you couldn't have publish a booked
they couldn't have publish a booked

V-ing perfect

I couldn't have been publish a booking
you couldn't have been publish a booking
he couldn't have been publish a booking
we couldn't have been publish a booking
you couldn't have been publish a booking
they couldn't have been publish a booking

Interrogative form

Simple form

could I publish a book?
could you publish a book?
could he publish a book?
could we publish a book?
could you publish a book?
could they publish a book?

V-ing form

could I be publish a booking?
could you be publish a booking?
could he be publish a booking?
could we be publish a booking?
could you be publish a booking?
could they be publish a booking?

Perfect

could I have publish a booked?
could you have publish a booked?
could he have publish a booked?
could we have publish a booked?
could you have publish a booked?
could they have publish a booked?

V-ing perfect

could I have been publish a booking?
could you have been publish a booking?
could he have been publish a booking?
could we have been publish a booking?
could you have been publish a booking?
could they have been publish a booking?

Interro-negative form

Simple form

couldn't I publish a book?
couldn't you publish a book?
couldn't he publish a book?
couldn't we publish a book?
couldn't you publish a book?
couldn't they publish a book?

V-ing form

couldn't I be publish a booking?
couldn't you be publish a booking?
couldn't he be publish a booking?
couldn't we be publish a booking?
couldn't you be publish a booking?
couldn't they be publish a booking?

Perfect

couldn't I have publish a booked?
couldn't you have publish a booked?
couldn't he have publish a booked?
couldn't we have publish a booked?
couldn't you have publish a booked?
couldn't they have publish a booked?

V-ing perfect

couldn't I have been publish a booking?
couldn't you have been publish a booking?
couldn't he have been publish a booking?
couldn't we have been publish a booking?
couldn't you have been publish a booking?
couldn't they have been publish a booking?

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