English verb conjugation COULD CONTEST

Regular verb: contest - contested - contested

Affirmation

Simple form

I could contest
you could contest
she could contest
we could contest
you could contest
they could contest

V-ing form

I could be contesting
you could be contesting
she could be contesting
we could be contesting
you could be contesting
they could be contesting

Perfect

I could have contested
you could have contested
she could have contested
we could have contested
you could have contested
they could have contested

V-ing perfect

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

Negation

Simple form

I couldn't contest
you couldn't contest
she couldn't contest
we couldn't contest
you couldn't contest
they couldn't contest

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I contest?
could you contest?
could she contest?
could we contest?
could you contest?
could they contest?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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