must retrieve
Verbe régulier : retrieve - retrieved- retrieved
Traduction française : récupérer - rapporter le gibier 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must retrieve
you must retrieve
she must retrieve
we must retrieve
you must retrieve
they must retrieve 	I must be retrieving
you must be retrieving
she must be retrieving
we must be retrieving
you must be retrieving
they must be retrieving	I must have retrieved
you must have retrieved
she must have retrieved
we must have retrieved
you must have retrieved
they must have retrieved	I must have been retrieving
you must have been retrieving
she must have been retrieving
we must have been retrieving
you must have been retrieving
they must have been retrieving	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't retrieve
you mustn't retrieve
she mustn't retrieve
we mustn't retrieve
you mustn't retrieve
they mustn't retrieve 	I mustn't be retrieving
you mustn't be retrieving
she mustn't be retrieving
we mustn't be retrieving
you mustn't be retrieving
they mustn't be retrieving	I mustn't have retrieved
you mustn't have retrieved
she mustn't have retrieved
we mustn't have retrieved
you mustn't have retrieved
they mustn't have retrieved	I mustn't have been retrieving
you mustn't have been retrieving
she mustn't have been retrieving
we mustn't have been retrieving
you mustn't have been retrieving
they mustn't have been retrieving	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I retrieve?
must you retrieve?
must she retrieve?
must we retrieve?
must you retrieve?
must they retrieve? 	must I be retrieving?
must you be retrieving?
must she be retrieving?
must we be retrieving?
must you be retrieving?
must they be retrieving? 	must I have retrieved?
must you have retrieved?
must she have retrieved?
must we have retrieved?
must you have retrieved?
must they have retrieved? 	must I have been retrieving?
must you have been retrieving?
must she have been retrieving?
must we have been retrieving?
must you have been retrieving?
must they have been retrieving? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I retrieve?
mustn't you retrieve?
mustn't she retrieve?
mustn't we retrieve?
mustn't you retrieve?
mustn't they retrieve? 	mustn't I be retrieving?
mustn't you be retrieving?
mustn't she be retrieving?
mustn't we be retrieving?
mustn't you be retrieving?
mustn't they be retrieving? 	mustn't I have retrieved?
mustn't you have retrieved?
mustn't she have retrieved?
mustn't we have retrieved?
mustn't you have retrieved?
mustn't they have retrieved? 	mustn't I have been retrieving?
mustn't you have been retrieving?
mustn't she have been retrieving?
mustn't we have been retrieving?
mustn't you have been retrieving?
mustn't they have been retrieving?