must insulate
Verbe régulier : insulate - insulated- insulated
Traduction française : isoler - protéger 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must insulate
you must insulate
he must insulate
we must insulate
you must insulate
they must insulate 	I must be insulating
you must be insulating
he must be insulating
we must be insulating
you must be insulating
they must be insulating	I must have insulated
you must have insulated
he must have insulated
we must have insulated
you must have insulated
they must have insulated	I must have been insulating
you must have been insulating
he must have been insulating
we must have been insulating
you must have been insulating
they must have been insulating	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't insulate
you mustn't insulate
he mustn't insulate
we mustn't insulate
you mustn't insulate
they mustn't insulate 	I mustn't be insulating
you mustn't be insulating
he mustn't be insulating
we mustn't be insulating
you mustn't be insulating
they mustn't be insulating	I mustn't have insulated
you mustn't have insulated
he mustn't have insulated
we mustn't have insulated
you mustn't have insulated
they mustn't have insulated	I mustn't have been insulating
you mustn't have been insulating
he mustn't have been insulating
we mustn't have been insulating
you mustn't have been insulating
they mustn't have been insulating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I insulate?
must you insulate?
must he insulate?
must we insulate?
must you insulate?
must they insulate? 	must I be insulating?
must you be insulating?
must he be insulating?
must we be insulating?
must you be insulating?
must they be insulating? 	must I have insulated?
must you have insulated?
must he have insulated?
must we have insulated?
must you have insulated?
must they have insulated? 	must I have been insulating?
must you have been insulating?
must he have been insulating?
must we have been insulating?
must you have been insulating?
must they have been insulating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I insulate?
mustn't you insulate?
mustn't he insulate?
mustn't we insulate?
mustn't you insulate?
mustn't they insulate? 	mustn't I be insulating?
mustn't you be insulating?
mustn't he be insulating?
mustn't we be insulating?
mustn't you be insulating?
mustn't they be insulating? 	mustn't I have insulated?
mustn't you have insulated?
mustn't he have insulated?
mustn't we have insulated?
mustn't you have insulated?
mustn't they have insulated? 	mustn't I have been insulating?
mustn't you have been insulating?
mustn't he have been insulating?
mustn't we have been insulating?
mustn't you have been insulating?
mustn't they have been insulating?