English verb conjugation MUST DESOLATE

Regular verb: desolate - desolated - desolated

Affirmation

Simple form

I must desolate
you must desolate
he must desolate
we must desolate
you must desolate
they must desolate

V-ing form

I must be desolating
you must be desolating
he must be desolating
we must be desolating
you must be desolating
they must be desolating

Perfect

I must have desolated
you must have desolated
he must have desolated
we must have desolated
you must have desolated
they must have desolated

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I desolate?
must you desolate?
must he desolate?
must we desolate?
must you desolate?
must they desolate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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