English verb conjugation MUST GNASH

Regular verb: gnash - gnashed - gnashed

Affirmation

Simple form

I must gnash
you must gnash
she must gnash
we must gnash
you must gnash
they must gnash

V-ing form

I must be gnashing
you must be gnashing
she must be gnashing
we must be gnashing
you must be gnashing
they must be gnashing

Perfect

I must have gnashed
you must have gnashed
she must have gnashed
we must have gnashed
you must have gnashed
they must have gnashed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I gnash?
must you gnash?
must she gnash?
must we gnash?
must you gnash?
must they gnash?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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