English verb conjugation MUST UNDERSTOCK

Regular verb: understock - understocked - understocked

Affirmation

Simple form

I must understock
you must understock
he must understock
we must understock
you must understock
they must understock

V-ing form

I must be understocking
you must be understocking
he must be understocking
we must be understocking
you must be understocking
they must be understocking

Perfect

I must have understocked
you must have understocked
he must have understocked
we must have understocked
you must have understocked
they must have understocked

V-ing perfect

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

Negation

Simple form

I must not understock
you must not understock
he must not understock
we must not understock
you must not understock
they must not understock

V-ing form

I must not be understocking
you must not be understocking
he must not be understocking
we must not be understocking
you must not be understocking
they must not be understocking

Perfect

I must not have understocked
you must not have understocked
he must not have understocked
we must not have understocked
you must not have understocked
they must not have understocked

V-ing perfect

I must not have been understocking
you must not have been understocking
he must not have been understocking
we must not have been understocking
you must not have been understocking
they must not have been understocking

Interrogative form

Simple form

must I understock?
must you understock?
must he understock?
must we understock?
must you understock?
must they understock?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

must I not understock?
must you not understock?
must he not understock?
must we not understock?
must you not understock?
must they not understock?

V-ing form

must I not be understocking?
must you not be understocking?
must he not be understocking?
must we not be understocking?
must you not be understocking?
must they not be understocking?

Perfect

must I not have understocked?
must you not have understocked?
must he not have understocked?
must we not have understocked?
must you not have understocked?
must they not have understocked?

V-ing perfect

must I not have been understocking?
must you not have been understocking?
must he not have been understocking?
must we not have been understocking?
must you not have been understocking?
must they not have been understocking?

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