must acquaint
Verbe régulier : acquaint - acquainted- acquainted
Traduction française : aviser - renseigner 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must acquaint
you must acquaint
she must acquaint
we must acquaint
you must acquaint
they must acquaint 	I must be acquainting
you must be acquainting
she must be acquainting
we must be acquainting
you must be acquainting
they must be acquainting	I must have acquainted
you must have acquainted
she must have acquainted
we must have acquainted
you must have acquainted
they must have acquainted	I must have been acquainting
you must have been acquainting
she must have been acquainting
we must have been acquainting
you must have been acquainting
they must have been acquainting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not acquaint
you must not acquaint
she must not acquaint
we must not acquaint
you must not acquaint
they must not acquaint 	I must not be acquainting
you must not be acquainting
she must not be acquainting
we must not be acquainting
you must not be acquainting
they must not be acquainting	I must not have acquainted
you must not have acquainted
she must not have acquainted
we must not have acquainted
you must not have acquainted
they must not have acquainted	I must not have been acquainting
you must not have been acquainting
she must not have been acquainting
we must not have been acquainting
you must not have been acquainting
they must not have been acquainting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I acquaint?
must you acquaint?
must she acquaint?
must we acquaint?
must you acquaint?
must they acquaint? 	must I be acquainting?
must you be acquainting?
must she be acquainting?
must we be acquainting?
must you be acquainting?
must they be acquainting? 	must I have acquainted?
must you have acquainted?
must she have acquainted?
must we have acquainted?
must you have acquainted?
must they have acquainted? 	must I have been acquainting?
must you have been acquainting?
must she have been acquainting?
must we have been acquainting?
must you have been acquainting?
must they have been acquainting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not acquaint?
must you not acquaint?
must she not acquaint?
must we not acquaint?
must you not acquaint?
must they not acquaint? 	must I not be acquainting?
must you not be acquainting?
must she not be acquainting?
must we not be acquainting?
must you not be acquainting?
must they not be acquainting? 	must I not have acquainted?
must you not have acquainted?
must she not have acquainted?
must we not have acquainted?
must you not have acquainted?
must they not have acquainted? 	must I not have been acquainting?
must you not have been acquainting?
must she not have been acquainting?
must we not have been acquainting?
must you not have been acquainting?
must they not have been acquainting?