English verb conjugation MUST SEESAW

Regular verb: seesaw - seesawed - seesawed

Affirmation

Simple form

I must seesaw
you must seesaw
he must seesaw
we must seesaw
you must seesaw
they must seesaw

V-ing form

I must be seesawing
you must be seesawing
he must be seesawing
we must be seesawing
you must be seesawing
they must be seesawing

Perfect

I must have seesawed
you must have seesawed
he must have seesawed
we must have seesawed
you must have seesawed
they must have seesawed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I seesaw?
must you seesaw?
must he seesaw?
must we seesaw?
must you seesaw?
must they seesaw?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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