must barb
Verbe régulier : barb - barbed- barbed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must barb
you must barb
she must barb
we must barb
you must barb
they must barb 	I must be barbing
you must be barbing
she must be barbing
we must be barbing
you must be barbing
they must be barbing	I must have barbed
you must have barbed
she must have barbed
we must have barbed
you must have barbed
they must have barbed	I must have been barbing
you must have been barbing
she must have been barbing
we must have been barbing
you must have been barbing
they must have been barbing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not barb
you must not barb
she must not barb
we must not barb
you must not barb
they must not barb 	I must not be barbing
you must not be barbing
she must not be barbing
we must not be barbing
you must not be barbing
they must not be barbing	I must not have barbed
you must not have barbed
she must not have barbed
we must not have barbed
you must not have barbed
they must not have barbed	I must not have been barbing
you must not have been barbing
she must not have been barbing
we must not have been barbing
you must not have been barbing
they must not have been barbing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I barb?
must you barb?
must she barb?
must we barb?
must you barb?
must they barb? 	must I be barbing?
must you be barbing?
must she be barbing?
must we be barbing?
must you be barbing?
must they be barbing? 	must I have barbed?
must you have barbed?
must she have barbed?
must we have barbed?
must you have barbed?
must they have barbed? 	must I have been barbing?
must you have been barbing?
must she have been barbing?
must we have been barbing?
must you have been barbing?
must they have been barbing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not barb?
must you not barb?
must she not barb?
must we not barb?
must you not barb?
must they not barb? 	must I not be barbing?
must you not be barbing?
must she not be barbing?
must we not be barbing?
must you not be barbing?
must they not be barbing? 	must I not have barbed?
must you not have barbed?
must she not have barbed?
must we not have barbed?
must you not have barbed?
must they not have barbed? 	must I not have been barbing?
must you not have been barbing?
must she not have been barbing?
must we not have been barbing?
must you not have been barbing?
must they not have been barbing?