English verb conjugation COULD BITTER

Regular verb: bitter - bittered - bittered

Affirmation

Simple form

I could bitter
you could bitter
he could bitter
we could bitter
you could bitter
they could bitter

V-ing form

I could be bittering
you could be bittering
he could be bittering
we could be bittering
you could be bittering
they could be bittering

Perfect

I could have bittered
you could have bittered
he could have bittered
we could have bittered
you could have bittered
they could have bittered

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I bitter?
could you bitter?
could he bitter?
could we bitter?
could you bitter?
could they bitter?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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