English verb conjugation COULD QUARREL

Regular verb: quarrel - quarrelled - quarrelled

Affirmation

Simple form

I could quarrel
you could quarrel
he could quarrel
we could quarrel
you could quarrel
they could quarrel

V-ing form

I could be quarrelling
you could be quarrelling
he could be quarrelling
we could be quarrelling
you could be quarrelling
they could be quarrelling

Perfect

I could have quarrelled
you could have quarrelled
he could have quarrelled
we could have quarrelled
you could have quarrelled
they could have quarrelled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I quarrel?
could you quarrel?
could he quarrel?
could we quarrel?
could you quarrel?
could they quarrel?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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