must knoll
Verbe régulier : knoll - knolled- knolled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must knoll
you must knoll
he must knoll
we must knoll
you must knoll
they must knoll 	I must be knolling
you must be knolling
he must be knolling
we must be knolling
you must be knolling
they must be knolling	I must have knolled
you must have knolled
he must have knolled
we must have knolled
you must have knolled
they must have knolled	I must have been knolling
you must have been knolling
he must have been knolling
we must have been knolling
you must have been knolling
they must have been knolling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't knoll
you mustn't knoll
he mustn't knoll
we mustn't knoll
you mustn't knoll
they mustn't knoll 	I mustn't be knolling
you mustn't be knolling
he mustn't be knolling
we mustn't be knolling
you mustn't be knolling
they mustn't be knolling	I mustn't have knolled
you mustn't have knolled
he mustn't have knolled
we mustn't have knolled
you mustn't have knolled
they mustn't have knolled	I mustn't have been knolling
you mustn't have been knolling
he mustn't have been knolling
we mustn't have been knolling
you mustn't have been knolling
they mustn't have been knolling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I knoll?
must you knoll?
must he knoll?
must we knoll?
must you knoll?
must they knoll? 	must I be knolling?
must you be knolling?
must he be knolling?
must we be knolling?
must you be knolling?
must they be knolling? 	must I have knolled?
must you have knolled?
must he have knolled?
must we have knolled?
must you have knolled?
must they have knolled? 	must I have been knolling?
must you have been knolling?
must he have been knolling?
must we have been knolling?
must you have been knolling?
must they have been knolling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I knoll?
mustn't you knoll?
mustn't he knoll?
mustn't we knoll?
mustn't you knoll?
mustn't they knoll? 	mustn't I be knolling?
mustn't you be knolling?
mustn't he be knolling?
mustn't we be knolling?
mustn't you be knolling?
mustn't they be knolling? 	mustn't I have knolled?
mustn't you have knolled?
mustn't he have knolled?
mustn't we have knolled?
mustn't you have knolled?
mustn't they have knolled? 	mustn't I have been knolling?
mustn't you have been knolling?
mustn't he have been knolling?
mustn't we have been knolling?
mustn't you have been knolling?
mustn't they have been knolling?