must insulate
Regelmä&szlig;iges Verb: insulate - insulated- insulated

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit 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	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must not insulate
you must not insulate
he must not insulate
we must not insulate
you must not insulate
they must not insulate 	I must not be insulating
you must not be insulating
he must not be insulating
we must not be insulating
you must not be insulating
they must not be insulating	I must not have insulated
you must not have insulated
he must not have insulated
we must not have insulated
you must not have insulated
they must not have insulated	I must not have been insulating
you must not have been insulating
he must not have been insulating
we must not have been insulating
you must not have been insulating
they must not have been insulating	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit 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? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I not insulate?
must you not insulate?
must he not insulate?
must we not insulate?
must you not insulate?
must they not insulate? 	must I not be insulating?
must you not be insulating?
must he not be insulating?
must we not be insulating?
must you not be insulating?
must they not be insulating? 	must I not have insulated?
must you not have insulated?
must he not have insulated?
must we not have insulated?
must you not have insulated?
must they not have insulated? 	must I not have been insulating?
must you not have been insulating?
must he not have been insulating?
must we not have been insulating?
must you not have been insulating?
must they not have been insulating?