English verb conjugation COULD PARTICIPATE

Regular verb: participate - participated - participated

Affirmation

Simple form

I could participate
you could participate
she could participate
we could participate
you could participate
they could participate

V-ing form

I could be participating
you could be participating
she could be participating
we could be participating
you could be participating
they could be participating

Perfect

I could have participated
you 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 participating
you 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 couldn't participate
you couldn't participate
she couldn't participate
we couldn't participate
you couldn't participate
they couldn't participate

V-ing form

I couldn't be participating
you couldn't be participating
she couldn't be participating
we couldn't be participating
you couldn't be participating
they couldn't be participating

Perfect

I couldn't have participated
you couldn't have participated
she couldn't have participated
we couldn't have participated
you couldn't have participated
they couldn't have participated

V-ing perfect

I couldn't have been participating
you couldn't have been participating
she couldn't have been participating
we couldn't have been participating
you couldn't have been participating
they couldn't 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

couldn't I participate?
couldn't you participate?
couldn't she participate?
couldn't we participate?
couldn't you participate?
couldn't they participate?

V-ing form

couldn't I be participating?
couldn't you be participating?
couldn't she be participating?
couldn't we be participating?
couldn't you be participating?
couldn't they be participating?

Perfect

couldn't I have participated?
couldn't you have participated?
couldn't she have participated?
couldn't we have participated?
couldn't you have participated?
couldn't they have participated?

V-ing perfect

couldn't I have been participating?
couldn't you have been participating?
couldn't she have been participating?
couldn't we have been participating?
couldn't you have been participating?
couldn't they have been participating?

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