English verb conjugation MUST COOPERATE

Regular verb: cooperate - cooperated - cooperated

Affirmation

Simple form

I must cooperate
you must cooperate
he must cooperate
we must cooperate
you must cooperate
they must cooperate

V-ing form

I must be cooperating
you must be cooperating
he must be cooperating
we must be cooperating
you must be cooperating
they must be cooperating

Perfect

I must have cooperated
you must have cooperated
he must have cooperated
we must have cooperated
you must have cooperated
they must have cooperated

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I cooperate?
must you cooperate?
must he cooperate?
must we cooperate?
must you cooperate?
must they cooperate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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