English verb conjugation MUST UNDERPRODUCE

Regular verb: underproduce - underproduced - underproduced

Affirmation

Simple form

I must underproduce
you must underproduce
he must underproduce
we must underproduce
you must underproduce
they must underproduce

V-ing form

I must be underproducing
you must be underproducing
he must be underproducing
we must be underproducing
you must be underproducing
they must be underproducing

Perfect

I must have underproduced
you must have underproduced
he must have underproduced
we must have underproduced
you must have underproduced
they must have underproduced

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I underproduce?
must you underproduce?
must he underproduce?
must we underproduce?
must you underproduce?
must they underproduce?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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