must iris
Verbe régulier : iris - irised- irised

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must iris
you must iris
she must iris
we must iris
you must iris
they must iris 	I must be irising
you must be irising
she must be irising
we must be irising
you must be irising
they must be irising	I must have irised
you must have irised
she must have irised
we must have irised
you must have irised
they must have irised	I must have been irising
you must have been irising
she must have been irising
we must have been irising
you must have been irising
they must have been irising	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not iris
you must not iris
she must not iris
we must not iris
you must not iris
they must not iris 	I must not be irising
you must not be irising
she must not be irising
we must not be irising
you must not be irising
they must not be irising	I must not have irised
you must not have irised
she must not have irised
we must not have irised
you must not have irised
they must not have irised	I must not have been irising
you must not have been irising
she must not have been irising
we must not have been irising
you must not have been irising
they must not have been irising	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I iris?
must you iris?
must she iris?
must we iris?
must you iris?
must they iris? 	must I be irising?
must you be irising?
must she be irising?
must we be irising?
must you be irising?
must they be irising? 	must I have irised?
must you have irised?
must she have irised?
must we have irised?
must you have irised?
must they have irised? 	must I have been irising?
must you have been irising?
must she have been irising?
must we have been irising?
must you have been irising?
must they have been irising? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not iris?
must you not iris?
must she not iris?
must we not iris?
must you not iris?
must they not iris? 	must I not be irising?
must you not be irising?
must she not be irising?
must we not be irising?
must you not be irising?
must they not be irising? 	must I not have irised?
must you not have irised?
must she not have irised?
must we not have irised?
must you not have irised?
must they not have irised? 	must I not have been irising?
must you not have been irising?
must she not have been irising?
must we not have been irising?
must you not have been irising?
must they not have been irising?