must distrain
Verbe régulier : distrain - distrained- distrained

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must distrain
you must distrain
he must distrain
we must distrain
you must distrain
they must distrain 	I must be distraining
you must be distraining
he must be distraining
we must be distraining
you must be distraining
they must be distraining	I must have distrained
you must have distrained
he must have distrained
we must have distrained
you must have distrained
they must have distrained	I must have been distraining
you must have been distraining
he must have been distraining
we must have been distraining
you must have been distraining
they must have been distraining	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't distrain
you mustn't distrain
he mustn't distrain
we mustn't distrain
you mustn't distrain
they mustn't distrain 	I mustn't be distraining
you mustn't be distraining
he mustn't be distraining
we mustn't be distraining
you mustn't be distraining
they mustn't be distraining	I mustn't have distrained
you mustn't have distrained
he mustn't have distrained
we mustn't have distrained
you mustn't have distrained
they mustn't have distrained	I mustn't have been distraining
you mustn't have been distraining
he mustn't have been distraining
we mustn't have been distraining
you mustn't have been distraining
they mustn't have been distraining	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I distrain?
must you distrain?
must he distrain?
must we distrain?
must you distrain?
must they distrain? 	must I be distraining?
must you be distraining?
must he be distraining?
must we be distraining?
must you be distraining?
must they be distraining? 	must I have distrained?
must you have distrained?
must he have distrained?
must we have distrained?
must you have distrained?
must they have distrained? 	must I have been distraining?
must you have been distraining?
must he have been distraining?
must we have been distraining?
must you have been distraining?
must they have been distraining? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I distrain?
mustn't you distrain?
mustn't he distrain?
mustn't we distrain?
mustn't you distrain?
mustn't they distrain? 	mustn't I be distraining?
mustn't you be distraining?
mustn't he be distraining?
mustn't we be distraining?
mustn't you be distraining?
mustn't they be distraining? 	mustn't I have distrained?
mustn't you have distrained?
mustn't he have distrained?
mustn't we have distrained?
mustn't you have distrained?
mustn't they have distrained? 	mustn't I have been distraining?
mustn't you have been distraining?
mustn't he have been distraining?
mustn't we have been distraining?
mustn't you have been distraining?
mustn't they have been distraining?