English verb conjugation MUST QUAD

Regular verb: quad - quaded - quaded

Affirmation

Simple form

I must quad
you must quad
he must quad
we must quad
you must quad
they must quad

V-ing form

I must be quading
you must be quading
he must be quading
we must be quading
you must be quading
they must be quading

Perfect

I must have quaded
you must have quaded
he must have quaded
we must have quaded
you must have quaded
they must have quaded

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I quad?
must you quad?
must he quad?
must we quad?
must you quad?
must they quad?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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