must eruct
Verbe régulier : eruct - eructed- eructed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must eruct
you must eruct
she must eruct
we must eruct
you must eruct
they must eruct 	I must be eructing
you must be eructing
she must be eructing
we must be eructing
you must be eructing
they must be eructing	I must have eructed
you must have eructed
she must have eructed
we must have eructed
you must have eructed
they must have eructed	I must have been eructing
you must have been eructing
she must have been eructing
we must have been eructing
you must have been eructing
they must have been eructing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not eruct
you must not eruct
she must not eruct
we must not eruct
you must not eruct
they must not eruct 	I must not be eructing
you must not be eructing
she must not be eructing
we must not be eructing
you must not be eructing
they must not be eructing	I must not have eructed
you must not have eructed
she must not have eructed
we must not have eructed
you must not have eructed
they must not have eructed	I must not have been eructing
you must not have been eructing
she must not have been eructing
we must not have been eructing
you must not have been eructing
they must not have been eructing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I eruct?
must you eruct?
must she eruct?
must we eruct?
must you eruct?
must they eruct? 	must I be eructing?
must you be eructing?
must she be eructing?
must we be eructing?
must you be eructing?
must they be eructing? 	must I have eructed?
must you have eructed?
must she have eructed?
must we have eructed?
must you have eructed?
must they have eructed? 	must I have been eructing?
must you have been eructing?
must she have been eructing?
must we have been eructing?
must you have been eructing?
must they have been eructing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not eruct?
must you not eruct?
must she not eruct?
must we not eruct?
must you not eruct?
must they not eruct? 	must I not be eructing?
must you not be eructing?
must she not be eructing?
must we not be eructing?
must you not be eructing?
must they not be eructing? 	must I not have eructed?
must you not have eructed?
must she not have eructed?
must we not have eructed?
must you not have eructed?
must they not have eructed? 	must I not have been eructing?
must you not have been eructing?
must she not have been eructing?
must we not have been eructing?
must you not have been eructing?
must they not have been eructing?