English verb conjugation COULD PARTICIPATE

Regular verb: participate - participated - participated


Affirmation

Simple form

I could participate
you could participate
he could participate
we could participate
you could participate
they could participate

V-ing form

I could be participating
you could be participating
he could be participating
we could be participating
you could be participating
they could be participating

Perfect

I could have participated
you could have participated
he could have participated
we could have participated
you could have participated
they could have participated

V-ing perfect

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

Negation

Simple form

I could not participate
you could not participate
he could not participate
we could not participate
you could not participate
they could not participate

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I participate?
could you participate?
could he participate?
could we participate?
could you participate?
could they participate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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