English verb conjugation MUST DESIST

Regular verb: desist - desisted - desisted

Affirmation

Simple form

I must desist
you must desist
he must desist
we must desist
you must desist
they must desist

V-ing form

I must be desisting
you must be desisting
he must be desisting
we must be desisting
you must be desisting
they must be desisting

Perfect

I must have desisted
you must have desisted
he must have desisted
we must have desisted
you must have desisted
they must have desisted

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I desist?
must you desist?
must he desist?
must we desist?
must you desist?
must they desist?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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