English verb conjugation COULD BUCK

Regular verb: buck - bucked - bucked

Affirmation

Simple form

I could buck
you could buck
he could buck
we could buck
you could buck
they could buck

V-ing form

I could be bucking
you could be bucking
he could be bucking
we could be bucking
you could be bucking
they could be bucking

Perfect

I could have bucked
you could have bucked
he could have bucked
we could have bucked
you could have bucked
they could have bucked

V-ing perfect

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

Negation

Simple form

I could not buck
you could not buck
he could not buck
we could not buck
you could not buck
they could not buck

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I buck?
could you buck?
could he buck?
could we buck?
could you buck?
could they buck?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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