Conjugaison du verbe anglais
MUST PREINVESTIGATE

Verbe régulier : preinvestigate - preinvestigated - preinvestigated

Affirmation

Forme simple	Forme en V-ing
I must preinvestigate you must preinvestigate he must preinvestigate we must preinvestigate you must preinvestigate they must preinvestigate	I must be preinvestigating you must be preinvestigating he must be preinvestigating we must be preinvestigating you must be preinvestigating they must be preinvestigating
Perfect	Perfect en V-ing
I must have preinvestigated you must have preinvestigated he must have preinvestigated we must have preinvestigated you must have preinvestigated they must have preinvestigated	I must have been preinvestigating you must have been preinvestigating he must have been preinvestigating we must have been preinvestigating you must have been preinvestigating they must have been preinvestigating

Négation

Forme simple	Forme en V-ing
I mustn't preinvestigate you mustn't preinvestigate he mustn't preinvestigate we mustn't preinvestigate you mustn't preinvestigate they mustn't preinvestigate	I mustn't be preinvestigating you mustn't be preinvestigating he mustn't be preinvestigating we mustn't be preinvestigating you mustn't be preinvestigating they mustn't be preinvestigating
Perfect	Perfect en V-ing
I mustn't have preinvestigated you mustn't have preinvestigated he mustn't have preinvestigated we mustn't have preinvestigated you mustn't have preinvestigated they mustn't have preinvestigated	I mustn't have been preinvestigating you mustn't have been preinvestigating he mustn't have been preinvestigating we mustn't have been preinvestigating you mustn't have been preinvestigating they mustn't have been preinvestigating

Forme interrogative

Forme simple	Forme en V-ing
must I preinvestigate? must you preinvestigate? must he preinvestigate? must we preinvestigate? must you preinvestigate? must they preinvestigate?	must I be preinvestigating? must you be preinvestigating? must he be preinvestigating? must we be preinvestigating? must you be preinvestigating? must they be preinvestigating?
Perfect	Perfect en V-ing
must I have preinvestigated? must you have preinvestigated? must he have preinvestigated? must we have preinvestigated? must you have preinvestigated? must they have preinvestigated?	must I have been preinvestigating? must you have been preinvestigating? must he have been preinvestigating? must we have been preinvestigating? must you have been preinvestigating? must they have been preinvestigating?

Forme interro-négative

Forme simple	Forme en V-ing
mustn't I preinvestigate? mustn't you preinvestigate? mustn't he preinvestigate? mustn't we preinvestigate? mustn't you preinvestigate? mustn't they preinvestigate?	mustn't I be preinvestigating? mustn't you be preinvestigating? mustn't he be preinvestigating? mustn't we be preinvestigating? mustn't you be preinvestigating? mustn't they be preinvestigating?
Perfect	Perfect en V-ing
mustn't I have preinvestigated? mustn't you have preinvestigated? mustn't he have preinvestigated? mustn't we have preinvestigated? mustn't you have preinvestigated? mustn't they have preinvestigated?	mustn't I have been preinvestigating? mustn't you have been preinvestigating? mustn't he have been preinvestigating? mustn't we have been preinvestigating? mustn't you have been preinvestigating? mustn't they have been preinvestigating?