Conjugaison du verbe anglais MUST UNDERSIGN

Verbe régulier : undersign - undersigned - undersigned

Affirmation

Forme simple

I must undersign
you must undersign
he must undersign
we must undersign
you must undersign
they must undersign

Forme en V-ing

I must be undersigning
you must be undersigning
he must be undersigning
we must be undersigning
you must be undersigning
they must be undersigning

Perfect

I must have undersigned
you must have undersigned
he must have undersigned
we must have undersigned
you must have undersigned
they must have undersigned

Perfect en V-ing

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

Négation

Forme simple

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

Forme en V-ing

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

Perfect

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

Perfect en V-ing

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

Forme interrogative

Forme simple

must I undersign?
must you undersign?
must he undersign?
must we undersign?
must you undersign?
must they undersign?

Forme en V-ing

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

Perfect

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

Perfect en V-ing

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

Forme interro-négative

Forme simple

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

Forme en V-ing

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

Perfect

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

Perfect en V-ing

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

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