English verb conjugation MUST GNASH

Regular verb: gnash - gnashed - gnashed

Affirmation

Simple form

I must gnash
you must gnash
he must gnash
we must gnash
you must gnash
they must gnash

V-ing form

I must be gnashing
you must be gnashing
he must be gnashing
we must be gnashing
you must be gnashing
they must be gnashing

Perfect

I must have gnashed
you must have gnashed
he 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
he 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
he 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
he 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
he 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
he 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 he gnash?
must we gnash?
must you gnash?
must they gnash?

V-ing form

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

Perfect

must I have gnashed?
must you have gnashed?
must he 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 he 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 he 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 he 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 he 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 he 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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