English verb conjugation COULD ADVERTISE

Regular verb: advertise - advertised - advertised

Affirmation

Simple form

I could advertise
you could advertise
she could advertise
we could advertise
you could advertise
they could advertise

V-ing form

I could be advertising
you could be advertising
she could be advertising
we could be advertising
you could be advertising
they could be advertising

Perfect

I could have advertised
you could have advertised
she could have advertised
we could have advertised
you could have advertised
they could have advertised

V-ing perfect

I could have been advertising
you could have been advertising
she could have been advertising
we could have been advertising
you could have been advertising
they could have been advertising

Negation

Simple form

I could not advertise
you could not advertise
she could not advertise
we could not advertise
you could not advertise
they could not advertise

V-ing form

I could not be advertising
you could not be advertising
she could not be advertising
we could not be advertising
you could not be advertising
they could not be advertising

Perfect

I could not have advertised
you could not have advertised
she could not have advertised
we could not have advertised
you could not have advertised
they could not have advertised

V-ing perfect

I could not have been advertising
you could not have been advertising
she could not have been advertising
we could not have been advertising
you could not have been advertising
they could not have been advertising

Interrogative form

Simple form

could I advertise?
could you advertise?
could she advertise?
could we advertise?
could you advertise?
could they advertise?

V-ing form

could I be advertising?
could you be advertising?
could she be advertising?
could we be advertising?
could you be advertising?
could they be advertising?

Perfect

could I have advertised?
could you have advertised?
could she have advertised?
could we have advertised?
could you have advertised?
could they have advertised?

V-ing perfect

could I have been advertising?
could you have been advertising?
could she have been advertising?
could we have been advertising?
could you have been advertising?
could they have been advertising?

Interro-negative form

Simple form

could I not advertise?
could you not advertise?
could she not advertise?
could we not advertise?
could you not advertise?
could they not advertise?

V-ing form

could I not be advertising?
could you not be advertising?
could she not be advertising?
could we not be advertising?
could you not be advertising?
could they not be advertising?

Perfect

could I not have advertised?
could you not have advertised?
could she not have advertised?
could we not have advertised?
could you not have advertised?
could they not have advertised?

V-ing perfect

could I not have been advertising?
could you not have been advertising?
could she not have been advertising?
could we not have been advertising?
could you not have been advertising?
could they not have been advertising?

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