English verb conjugation MUST PECK

Regular verb: peck - pecked - pecked

Affirmation

Simple form

I must peck
you must peck
he must peck
we must peck
you must peck
they must peck

V-ing form

I must be pecking
you must be pecking
he must be pecking
we must be pecking
you must be pecking
they must be pecking

Perfect

I must have pecked
you must have pecked
he must have pecked
we must have pecked
you must have pecked
they must have pecked

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I peck?
must you peck?
must he peck?
must we peck?
must you peck?
must they peck?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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