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 could not quarrel
you could not quarrel
he could not quarrel
we could not quarrel
you could not quarrel
they could not quarrel

V-ing form

I could not be quarrelling
you could not be quarrelling
he could not be quarrelling
we could not be quarrelling
you could not be quarrelling
they could not be quarrelling

Perfect

I could not have quarrelled
you could not have quarrelled
he could not have quarrelled
we could not have quarrelled
you could not have quarrelled
they could not have quarrelled

V-ing perfect

I could not have been quarrelling
you could not have been quarrelling
he could not have been quarrelling
we could not have been quarrelling
you could not have been quarrelling
they could not 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

could I not quarrel?
could you not quarrel?
could he not quarrel?
could we not quarrel?
could you not quarrel?
could they not quarrel?

V-ing form

could I not be quarrelling?
could you not be quarrelling?
could he not be quarrelling?
could we not be quarrelling?
could you not be quarrelling?
could they not be quarrelling?

Perfect

could I not have quarrelled?
could you not have quarrelled?
could he not have quarrelled?
could we not have quarrelled?
could you not have quarrelled?
could they not have quarrelled?

V-ing perfect

could I not have been quarrelling?
could you not have been quarrelling?
could he not have been quarrelling?
could we not have been quarrelling?
could you not have been quarrelling?
could they not have been quarrelling?