must decarbonize
Verbe régulier : decarbonize - decarbonized- decarbonized

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must decarbonize
you must decarbonize
she must decarbonize
we must decarbonize
you must decarbonize
they must decarbonize 	I must be decarbonizing
you must be decarbonizing
she must be decarbonizing
we must be decarbonizing
you must be decarbonizing
they must be decarbonizing	I must have decarbonized
you must have decarbonized
she must have decarbonized
we must have decarbonized
you must have decarbonized
they must have decarbonized	I must have been decarbonizing
you must have been decarbonizing
she must have been decarbonizing
we must have been decarbonizing
you must have been decarbonizing
they must have been decarbonizing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not decarbonize
you must not decarbonize
she must not decarbonize
we must not decarbonize
you must not decarbonize
they must not decarbonize 	I must not be decarbonizing
you must not be decarbonizing
she must not be decarbonizing
we must not be decarbonizing
you must not be decarbonizing
they must not be decarbonizing	I must not have decarbonized
you must not have decarbonized
she must not have decarbonized
we must not have decarbonized
you must not have decarbonized
they must not have decarbonized	I must not have been decarbonizing
you must not have been decarbonizing
she must not have been decarbonizing
we must not have been decarbonizing
you must not have been decarbonizing
they must not have been decarbonizing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I decarbonize?
must you decarbonize?
must she decarbonize?
must we decarbonize?
must you decarbonize?
must they decarbonize? 	must I be decarbonizing?
must you be decarbonizing?
must she be decarbonizing?
must we be decarbonizing?
must you be decarbonizing?
must they be decarbonizing? 	must I have decarbonized?
must you have decarbonized?
must she have decarbonized?
must we have decarbonized?
must you have decarbonized?
must they have decarbonized? 	must I have been decarbonizing?
must you have been decarbonizing?
must she have been decarbonizing?
must we have been decarbonizing?
must you have been decarbonizing?
must they have been decarbonizing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not decarbonize?
must you not decarbonize?
must she not decarbonize?
must we not decarbonize?
must you not decarbonize?
must they not decarbonize? 	must I not be decarbonizing?
must you not be decarbonizing?
must she not be decarbonizing?
must we not be decarbonizing?
must you not be decarbonizing?
must they not be decarbonizing? 	must I not have decarbonized?
must you not have decarbonized?
must she not have decarbonized?
must we not have decarbonized?
must you not have decarbonized?
must they not have decarbonized? 	must I not have been decarbonizing?
must you not have been decarbonizing?
must she not have been decarbonizing?
must we not have been decarbonizing?
must you not have been decarbonizing?
must they not have been decarbonizing?