male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation COULD PARTICIPATE
Regular verb: participate - participated - participated
Affirmation
Simple form
I could participateyou could participate
she could participate
we could participate
you could participate
they could participate
V-ing form
I could be participatingyou could be participating
she could be participating
we could be participating
you could be participating
they could be participating
Perfect
I could have participatedyou could have participated
she could have participated
we could have participated
you could have participated
they could have participated
V-ing perfect
I could have been participatingyou could have been participating
she 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 participateyou could not participate
she could not participate
we could not participate
you could not participate
they could not participate
V-ing form
I could not be participatingyou could not be participating
she could not be participating
we could not be participating
you could not be participating
they could not be participating
Perfect
I could not have participatedyou could not have participated
she 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 participatingyou could not have been participating
she 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 she participate?
could we participate?
could you participate?
could they participate?
V-ing form
could I be participating?could you be participating?
could she be participating?
could we be participating?
could you be participating?
could they be participating?
Perfect
could I have participated?could you have participated?
could she 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 she 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 she 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 she 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 she 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 she not have been participating?
could we not have been participating?
could you not have been participating?
could they not have been participating?