English verb conjugation MUST GULP

Regular verb: gulp - gulped - gulped

Affirmation

Simple form

I must gulp
you must gulp
he must gulp
we must gulp
you must gulp
they must gulp

V-ing form

I must be gulping
you must be gulping
he must be gulping
we must be gulping
you must be gulping
they must be gulping

Perfect

I must have gulped
you must have gulped
he must have gulped
we must have gulped
you must have gulped
they must have gulped

V-ing perfect

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

Negation

Simple form

I mustn't gulp
you mustn't gulp
he mustn't gulp
we mustn't gulp
you mustn't gulp
they mustn't gulp

V-ing form

I mustn't be gulping
you mustn't be gulping
he mustn't be gulping
we mustn't be gulping
you mustn't be gulping
they mustn't be gulping

Perfect

I mustn't have gulped
you mustn't have gulped
he mustn't have gulped
we mustn't have gulped
you mustn't have gulped
they mustn't have gulped

V-ing perfect

I mustn't have been gulping
you mustn't have been gulping
he mustn't have been gulping
we mustn't have been gulping
you mustn't have been gulping
they mustn't have been gulping

Interrogative form

Simple form

must I gulp?
must you gulp?
must he gulp?
must we gulp?
must you gulp?
must they gulp?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

mustn't I gulp?
mustn't you gulp?
mustn't he gulp?
mustn't we gulp?
mustn't you gulp?
mustn't they gulp?

V-ing form

mustn't I be gulping?
mustn't you be gulping?
mustn't he be gulping?
mustn't we be gulping?
mustn't you be gulping?
mustn't they be gulping?

Perfect

mustn't I have gulped?
mustn't you have gulped?
mustn't he have gulped?
mustn't we have gulped?
mustn't you have gulped?
mustn't they have gulped?

V-ing perfect

mustn't I have been gulping?
mustn't you have been gulping?
mustn't he have been gulping?
mustn't we have been gulping?
mustn't you have been gulping?
mustn't they have been gulping?

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