English verb conjugation MUST AMASS

Regular verb: amass - amassed - amassed

Affirmation

Simple form

I must amass
you must amass
she must amass
we must amass
you must amass
they must amass

V-ing form

I must be amassing
you must be amassing
she must be amassing
we must be amassing
you must be amassing
they must be amassing

Perfect

I must have amassed
you must have amassed
she must have amassed
we must have amassed
you must have amassed
they must have amassed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I amass?
must you amass?
must she amass?
must we amass?
must you amass?
must they amass?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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