English verb conjugation COULD BUSK

Regular verb: busk - busked - busked

Affirmation

Simple form

I could busk
you could busk
he could busk
we could busk
you could busk
they could busk

V-ing form

I could be busking
you could be busking
he could be busking
we could be busking
you could be busking
they could be busking

Perfect

I could have busked
you could have busked
he could have busked
we could have busked
you could have busked
they could have busked

V-ing perfect

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

Negation

Simple form

I could not busk
you could not busk
he could not busk
we could not busk
you could not busk
they could not busk

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I busk?
could you busk?
could he busk?
could we busk?
could you busk?
could they busk?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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