must entrain
Verbe régulier : entrain - entrained- entrained
Traduction française : monter dans un train - 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must entrain
you must entrain
she must entrain
we must entrain
you must entrain
they must entrain 	I must be entraining
you must be entraining
she must be entraining
we must be entraining
you must be entraining
they must be entraining	I must have entrained
you must have entrained
she must have entrained
we must have entrained
you must have entrained
they must have entrained	I must have been entraining
you must have been entraining
she must have been entraining
we must have been entraining
you must have been entraining
they must have been entraining	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't entrain
you mustn't entrain
she mustn't entrain
we mustn't entrain
you mustn't entrain
they mustn't entrain 	I mustn't be entraining
you mustn't be entraining
she mustn't be entraining
we mustn't be entraining
you mustn't be entraining
they mustn't be entraining	I mustn't have entrained
you mustn't have entrained
she mustn't have entrained
we mustn't have entrained
you mustn't have entrained
they mustn't have entrained	I mustn't have been entraining
you mustn't have been entraining
she mustn't have been entraining
we mustn't have been entraining
you mustn't have been entraining
they mustn't have been entraining	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I entrain?
must you entrain?
must she entrain?
must we entrain?
must you entrain?
must they entrain? 	must I be entraining?
must you be entraining?
must she be entraining?
must we be entraining?
must you be entraining?
must they be entraining? 	must I have entrained?
must you have entrained?
must she have entrained?
must we have entrained?
must you have entrained?
must they have entrained? 	must I have been entraining?
must you have been entraining?
must she have been entraining?
must we have been entraining?
must you have been entraining?
must they have been entraining? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I entrain?
mustn't you entrain?
mustn't she entrain?
mustn't we entrain?
mustn't you entrain?
mustn't they entrain? 	mustn't I be entraining?
mustn't you be entraining?
mustn't she be entraining?
mustn't we be entraining?
mustn't you be entraining?
mustn't they be entraining? 	mustn't I have entrained?
mustn't you have entrained?
mustn't she have entrained?
mustn't we have entrained?
mustn't you have entrained?
mustn't they have entrained? 	mustn't I have been entraining?
mustn't you have been entraining?
mustn't she have been entraining?
mustn't we have been entraining?
mustn't you have been entraining?
mustn't they have been entraining?