English verb conjugation COULD COUNTER

Regular verb: counter - countered - countered

Affirmation

Simple form

I could counter
you could counter
he could counter
we could counter
you could counter
they could counter

V-ing form

I could be countering
you could be countering
he could be countering
we could be countering
you could be countering
they could be countering

Perfect

I could have countered
you could have countered
he could have countered
we could have countered
you could have countered
they could have countered

V-ing perfect

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

Negation

Simple form

I couldn't counter
you couldn't counter
he couldn't counter
we couldn't counter
you couldn't counter
they couldn't counter

V-ing form

I couldn't be countering
you couldn't be countering
he couldn't be countering
we couldn't be countering
you couldn't be countering
they couldn't be countering

Perfect

I couldn't have countered
you couldn't have countered
he couldn't have countered
we couldn't have countered
you couldn't have countered
they couldn't have countered

V-ing perfect

I couldn't have been countering
you couldn't have been countering
he couldn't have been countering
we couldn't have been countering
you couldn't have been countering
they couldn't have been countering

Interrogative form

Simple form

could I counter?
could you counter?
could he counter?
could we counter?
could you counter?
could they counter?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

couldn't I counter?
couldn't you counter?
couldn't he counter?
couldn't we counter?
couldn't you counter?
couldn't they counter?

V-ing form

couldn't I be countering?
couldn't you be countering?
couldn't he be countering?
couldn't we be countering?
couldn't you be countering?
couldn't they be countering?

Perfect

couldn't I have countered?
couldn't you have countered?
couldn't he have countered?
couldn't we have countered?
couldn't you have countered?
couldn't they have countered?

V-ing perfect

couldn't I have been countering?
couldn't you have been countering?
couldn't he have been countering?
couldn't we have been countering?
couldn't you have been countering?
couldn't they have been countering?

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