must kitten
Verbe régulier : kitten - kittened- kittened

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must kitten
you must kitten
she must kitten
we must kitten
you must kitten
they must kitten 	I must be kittening
you must be kittening
she must be kittening
we must be kittening
you must be kittening
they must be kittening	I must have kittened
you must have kittened
she must have kittened
we must have kittened
you must have kittened
they must have kittened	I must have been kittening
you must have been kittening
she must have been kittening
we must have been kittening
you must have been kittening
they must have been kittening	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not kitten
you must not kitten
she must not kitten
we must not kitten
you must not kitten
they must not kitten 	I must not be kittening
you must not be kittening
she must not be kittening
we must not be kittening
you must not be kittening
they must not be kittening	I must not have kittened
you must not have kittened
she must not have kittened
we must not have kittened
you must not have kittened
they must not have kittened	I must not have been kittening
you must not have been kittening
she must not have been kittening
we must not have been kittening
you must not have been kittening
they must not have been kittening	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I kitten?
must you kitten?
must she kitten?
must we kitten?
must you kitten?
must they kitten? 	must I be kittening?
must you be kittening?
must she be kittening?
must we be kittening?
must you be kittening?
must they be kittening? 	must I have kittened?
must you have kittened?
must she have kittened?
must we have kittened?
must you have kittened?
must they have kittened? 	must I have been kittening?
must you have been kittening?
must she have been kittening?
must we have been kittening?
must you have been kittening?
must they have been kittening? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not kitten?
must you not kitten?
must she not kitten?
must we not kitten?
must you not kitten?
must they not kitten? 	must I not be kittening?
must you not be kittening?
must she not be kittening?
must we not be kittening?
must you not be kittening?
must they not be kittening? 	must I not have kittened?
must you not have kittened?
must she not have kittened?
must we not have kittened?
must you not have kittened?
must they not have kittened? 	must I not have been kittening?
must you not have been kittening?
must she not have been kittening?
must we not have been kittening?
must you not have been kittening?
must they not have been kittening?