English verb conjugation MUST BUCK

Regular verb: buck - bucked - bucked

Affirmation

Simple form

I must buck
you must buck
he must buck
we must buck
you must buck
they must buck

V-ing form

I must be bucking
you must be bucking
he must be bucking
we must be bucking
you must be bucking
they must be bucking

Perfect

I must have bucked
you must have bucked
he must have bucked
we must have bucked
you must have bucked
they must have bucked

V-ing perfect

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

Negation

Simple form

I mustn't buck
you mustn't buck
he mustn't buck
we mustn't buck
you mustn't buck
they mustn't buck

V-ing form

I mustn't be bucking
you mustn't be bucking
he mustn't be bucking
we mustn't be bucking
you mustn't be bucking
they mustn't be bucking

Perfect

I mustn't have bucked
you mustn't have bucked
he mustn't have bucked
we mustn't have bucked
you mustn't have bucked
they mustn't have bucked

V-ing perfect

I mustn't have been bucking
you mustn't have been bucking
he mustn't have been bucking
we mustn't have been bucking
you mustn't have been bucking
they mustn't have been bucking

Interrogative form

Simple form

must I buck?
must you buck?
must he buck?
must we buck?
must you buck?
must they buck?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

mustn't I buck?
mustn't you buck?
mustn't he buck?
mustn't we buck?
mustn't you buck?
mustn't they buck?

V-ing form

mustn't I be bucking?
mustn't you be bucking?
mustn't he be bucking?
mustn't we be bucking?
mustn't you be bucking?
mustn't they be bucking?

Perfect

mustn't I have bucked?
mustn't you have bucked?
mustn't he have bucked?
mustn't we have bucked?
mustn't you have bucked?
mustn't they have bucked?

V-ing perfect

mustn't I have been bucking?
mustn't you have been bucking?
mustn't he have been bucking?
mustn't we have been bucking?
mustn't you have been bucking?
mustn't they have been bucking?

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