English verb conjugation MUST UNBOX

Regular verb: unbox - unboxed - unboxed

Affirmation

Simple form

I must unbox
you must unbox
she must unbox
we must unbox
you must unbox
they must unbox

V-ing form

I must be unboxing
you must be unboxing
she must be unboxing
we must be unboxing
you must be unboxing
they must be unboxing

Perfect

I must have unboxed
you must have unboxed
she must have unboxed
we must have unboxed
you must have unboxed
they must have unboxed

V-ing perfect

I must have been unboxing
you must have been unboxing
she must have been unboxing
we must have been unboxing
you must have been unboxing
they must have been unboxing

Negation

Simple form

I mustn't unbox
you mustn't unbox
she mustn't unbox
we mustn't unbox
you mustn't unbox
they mustn't unbox

V-ing form

I mustn't be unboxing
you mustn't be unboxing
she mustn't be unboxing
we mustn't be unboxing
you mustn't be unboxing
they mustn't be unboxing

Perfect

I mustn't have unboxed
you mustn't have unboxed
she mustn't have unboxed
we mustn't have unboxed
you mustn't have unboxed
they mustn't have unboxed

V-ing perfect

I mustn't have been unboxing
you mustn't have been unboxing
she mustn't have been unboxing
we mustn't have been unboxing
you mustn't have been unboxing
they mustn't have been unboxing

Interrogative form

Simple form

must I unbox?
must you unbox?
must she unbox?
must we unbox?
must you unbox?
must they unbox?

V-ing form

must I be unboxing?
must you be unboxing?
must she be unboxing?
must we be unboxing?
must you be unboxing?
must they be unboxing?

Perfect

must I have unboxed?
must you have unboxed?
must she have unboxed?
must we have unboxed?
must you have unboxed?
must they have unboxed?

V-ing perfect

must I have been unboxing?
must you have been unboxing?
must she have been unboxing?
must we have been unboxing?
must you have been unboxing?
must they have been unboxing?

Interro-negative form

Simple form

mustn't I unbox?
mustn't you unbox?
mustn't she unbox?
mustn't we unbox?
mustn't you unbox?
mustn't they unbox?

V-ing form

mustn't I be unboxing?
mustn't you be unboxing?
mustn't she be unboxing?
mustn't we be unboxing?
mustn't you be unboxing?
mustn't they be unboxing?

Perfect

mustn't I have unboxed?
mustn't you have unboxed?
mustn't she have unboxed?
mustn't we have unboxed?
mustn't you have unboxed?
mustn't they have unboxed?

V-ing perfect

mustn't I have been unboxing?
mustn't you have been unboxing?
mustn't she have been unboxing?
mustn't we have been unboxing?
mustn't you have been unboxing?
mustn't they have been unboxing?

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