must vest
Verbe régulier : vest - vested- vested
Traduction française : investir 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must vest
you must vest
he must vest
we must vest
you must vest
they must vest 	I must be vesting
you must be vesting
he must be vesting
we must be vesting
you must be vesting
they must be vesting	I must have vested
you must have vested
he must have vested
we must have vested
you must have vested
they must have vested	I must have been vesting
you must have been vesting
he must have been vesting
we must have been vesting
you must have been vesting
they must have been vesting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't vest
you mustn't vest
he mustn't vest
we mustn't vest
you mustn't vest
they mustn't vest 	I mustn't be vesting
you mustn't be vesting
he mustn't be vesting
we mustn't be vesting
you mustn't be vesting
they mustn't be vesting	I mustn't have vested
you mustn't have vested
he mustn't have vested
we mustn't have vested
you mustn't have vested
they mustn't have vested	I mustn't have been vesting
you mustn't have been vesting
he mustn't have been vesting
we mustn't have been vesting
you mustn't have been vesting
they mustn't have been vesting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I vest?
must you vest?
must he vest?
must we vest?
must you vest?
must they vest? 	must I be vesting?
must you be vesting?
must he be vesting?
must we be vesting?
must you be vesting?
must they be vesting? 	must I have vested?
must you have vested?
must he have vested?
must we have vested?
must you have vested?
must they have vested? 	must I have been vesting?
must you have been vesting?
must he have been vesting?
must we have been vesting?
must you have been vesting?
must they have been vesting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I vest?
mustn't you vest?
mustn't he vest?
mustn't we vest?
mustn't you vest?
mustn't they vest? 	mustn't I be vesting?
mustn't you be vesting?
mustn't he be vesting?
mustn't we be vesting?
mustn't you be vesting?
mustn't they be vesting? 	mustn't I have vested?
mustn't you have vested?
mustn't he have vested?
mustn't we have vested?
mustn't you have vested?
mustn't they have vested? 	mustn't I have been vesting?
mustn't you have been vesting?
mustn't he have been vesting?
mustn't we have been vesting?
mustn't you have been vesting?
mustn't they have been vesting?