must burl
Verbe régulier : burl - burled- burled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must burl
you must burl
she must burl
we must burl
you must burl
they must burl 	I must be burling
you must be burling
she must be burling
we must be burling
you must be burling
they must be burling	I must have burled
you must have burled
she must have burled
we must have burled
you must have burled
they must have burled	I must have been burling
you must have been burling
she must have been burling
we must have been burling
you must have been burling
they must have been burling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not burl
you must not burl
she must not burl
we must not burl
you must not burl
they must not burl 	I must not be burling
you must not be burling
she must not be burling
we must not be burling
you must not be burling
they must not be burling	I must not have burled
you must not have burled
she must not have burled
we must not have burled
you must not have burled
they must not have burled	I must not have been burling
you must not have been burling
she must not have been burling
we must not have been burling
you must not have been burling
they must not have been burling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I burl?
must you burl?
must she burl?
must we burl?
must you burl?
must they burl? 	must I be burling?
must you be burling?
must she be burling?
must we be burling?
must you be burling?
must they be burling? 	must I have burled?
must you have burled?
must she have burled?
must we have burled?
must you have burled?
must they have burled? 	must I have been burling?
must you have been burling?
must she have been burling?
must we have been burling?
must you have been burling?
must they have been burling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not burl?
must you not burl?
must she not burl?
must we not burl?
must you not burl?
must they not burl? 	must I not be burling?
must you not be burling?
must she not be burling?
must we not be burling?
must you not be burling?
must they not be burling? 	must I not have burled?
must you not have burled?
must she not have burled?
must we not have burled?
must you not have burled?
must they not have burled? 	must I not have been burling?
must you not have been burling?
must she not have been burling?
must we not have been burling?
must you not have been burling?
must they not have been burling?