English verb conjugation COULD BUCK

Regular verb: buck - bucked - bucked

Affirmation

Simple form

I could buck
you could buck
she could buck
we could buck
you could buck
they could buck

V-ing form

I could be bucking
you could be bucking
she could be bucking
we could be bucking
you could be bucking
they could be bucking

Perfect

I could have bucked
you could have bucked
she 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
she could have been bucking
we could have been bucking
you could have been bucking
they could have been bucking

Negation

Simple form

I couldn't buck
you couldn't buck
she couldn't buck
we couldn't buck
you couldn't buck
they couldn't buck

V-ing form

I couldn't be bucking
you couldn't be bucking
she couldn't be bucking
we couldn't be bucking
you couldn't be bucking
they couldn't be bucking

Perfect

I couldn't have bucked
you couldn't have bucked
she couldn't have bucked
we couldn't have bucked
you couldn't have bucked
they couldn't have bucked

V-ing perfect

I couldn't have been bucking
you couldn't have been bucking
she couldn't have been bucking
we couldn't have been bucking
you couldn't have been bucking
they couldn't have been bucking

Interrogative form

Simple form

could I buck?
could you buck?
could she buck?
could we buck?
could you buck?
could they buck?

V-ing form

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

Perfect

could I have bucked?
could you have bucked?
could she 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 she have been bucking?
could we have been bucking?
could you have been bucking?
could they have been bucking?

Interro-negative form

Simple form

couldn't I buck?
couldn't you buck?
couldn't she buck?
couldn't we buck?
couldn't you buck?
couldn't they buck?

V-ing form

couldn't I be bucking?
couldn't you be bucking?
couldn't she be bucking?
couldn't we be bucking?
couldn't you be bucking?
couldn't they be bucking?

Perfect

couldn't I have bucked?
couldn't you have bucked?
couldn't she have bucked?
couldn't we have bucked?
couldn't you have bucked?
couldn't they have bucked?

V-ing perfect

couldn't I have been bucking?
couldn't you have been bucking?
couldn't she have been bucking?
couldn't we have been bucking?
couldn't you have been bucking?
couldn't they have been bucking?

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