English verb conjugation COULD ADJOIN

Regular verb: adjoin - adjoined - adjoined

Affirmation

Simple form

I could adjoin
you could adjoin
he could adjoin
we could adjoin
you could adjoin
they could adjoin

V-ing form

I could be adjoining
you could be adjoining
he could be adjoining
we could be adjoining
you could be adjoining
they could be adjoining

Perfect

I could have adjoined
you could have adjoined
he could have adjoined
we could have adjoined
you could have adjoined
they could have adjoined

V-ing perfect

I could have been adjoining
you could have been adjoining
he could have been adjoining
we could have been adjoining
you could have been adjoining
they could have been adjoining

Negation

Simple form

I could not adjoin
you could not adjoin
he could not adjoin
we could not adjoin
you could not adjoin
they could not adjoin

V-ing form

I could not be adjoining
you could not be adjoining
he could not be adjoining
we could not be adjoining
you could not be adjoining
they could not be adjoining

Perfect

I could not have adjoined
you could not have adjoined
he could not have adjoined
we could not have adjoined
you could not have adjoined
they could not have adjoined

V-ing perfect

I could not have been adjoining
you could not have been adjoining
he could not have been adjoining
we could not have been adjoining
you could not have been adjoining
they could not have been adjoining

Interrogative form

Simple form

could I adjoin?
could you adjoin?
could he adjoin?
could we adjoin?
could you adjoin?
could they adjoin?

V-ing form

could I be adjoining?
could you be adjoining?
could he be adjoining?
could we be adjoining?
could you be adjoining?
could they be adjoining?

Perfect

could I have adjoined?
could you have adjoined?
could he have adjoined?
could we have adjoined?
could you have adjoined?
could they have adjoined?

V-ing perfect

could I have been adjoining?
could you have been adjoining?
could he have been adjoining?
could we have been adjoining?
could you have been adjoining?
could they have been adjoining?

Interro-negative form

Simple form

could I not adjoin?
could you not adjoin?
could he not adjoin?
could we not adjoin?
could you not adjoin?
could they not adjoin?

V-ing form

could I not be adjoining?
could you not be adjoining?
could he not be adjoining?
could we not be adjoining?
could you not be adjoining?
could they not be adjoining?

Perfect

could I not have adjoined?
could you not have adjoined?
could he not have adjoined?
could we not have adjoined?
could you not have adjoined?
could they not have adjoined?

V-ing perfect

could I not have been adjoining?
could you not have been adjoining?
could he not have been adjoining?
could we not have been adjoining?
could you not have been adjoining?
could they not have been adjoining?

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