must decouple
Verbe régulier : decouple - decoupled- decoupled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must decouple
you must decouple
she must decouple
we must decouple
you must decouple
they must decouple 	I must be decoupling
you must be decoupling
she must be decoupling
we must be decoupling
you must be decoupling
they must be decoupling	I must have decoupled
you must have decoupled
she must have decoupled
we must have decoupled
you must have decoupled
they must have decoupled	I must have been decoupling
you must have been decoupling
she must have been decoupling
we must have been decoupling
you must have been decoupling
they must have been decoupling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not decouple
you must not decouple
she must not decouple
we must not decouple
you must not decouple
they must not decouple 	I must not be decoupling
you must not be decoupling
she must not be decoupling
we must not be decoupling
you must not be decoupling
they must not be decoupling	I must not have decoupled
you must not have decoupled
she must not have decoupled
we must not have decoupled
you must not have decoupled
they must not have decoupled	I must not have been decoupling
you must not have been decoupling
she must not have been decoupling
we must not have been decoupling
you must not have been decoupling
they must not have been decoupling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I decouple?
must you decouple?
must she decouple?
must we decouple?
must you decouple?
must they decouple? 	must I be decoupling?
must you be decoupling?
must she be decoupling?
must we be decoupling?
must you be decoupling?
must they be decoupling? 	must I have decoupled?
must you have decoupled?
must she have decoupled?
must we have decoupled?
must you have decoupled?
must they have decoupled? 	must I have been decoupling?
must you have been decoupling?
must she have been decoupling?
must we have been decoupling?
must you have been decoupling?
must they have been decoupling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not decouple?
must you not decouple?
must she not decouple?
must we not decouple?
must you not decouple?
must they not decouple? 	must I not be decoupling?
must you not be decoupling?
must she not be decoupling?
must we not be decoupling?
must you not be decoupling?
must they not be decoupling? 	must I not have decoupled?
must you not have decoupled?
must she not have decoupled?
must we not have decoupled?
must you not have decoupled?
must they not have decoupled? 	must I not have been decoupling?
must you not have been decoupling?
must she not have been decoupling?
must we not have been decoupling?
must you not have been decoupling?
must they not have been decoupling?