must ravel
Verbo regolare: ravel - ravelled- ravelled

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must ravel
you must ravel
he must ravel
we must ravel
you must ravel
they must ravel 	I must be ravelling
you must be ravelling
he must be ravelling
we must be ravelling
you must be ravelling
they must be ravelling	I must have ravelled
you must have ravelled
he must have ravelled
we must have ravelled
you must have ravelled
they must have ravelled	I must have been ravelling
you must have been ravelling
he must have been ravelling
we must have been ravelling
you must have been ravelling
they must have been ravelling	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not ravel
you must not ravel
he must not ravel
we must not ravel
you must not ravel
they must not ravel 	I must not be ravelling
you must not be ravelling
he must not be ravelling
we must not be ravelling
you must not be ravelling
they must not be ravelling	I must not have ravelled
you must not have ravelled
he must not have ravelled
we must not have ravelled
you must not have ravelled
they must not have ravelled	I must not have been ravelling
you must not have been ravelling
he must not have been ravelling
we must not have been ravelling
you must not have been ravelling
they must not have been ravelling	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I ravel?
must you ravel?
must he ravel?
must we ravel?
must you ravel?
must they ravel? 	must I be ravelling?
must you be ravelling?
must he be ravelling?
must we be ravelling?
must you be ravelling?
must they be ravelling? 	must I have ravelled?
must you have ravelled?
must he have ravelled?
must we have ravelled?
must you have ravelled?
must they have ravelled? 	must I have been ravelling?
must you have been ravelling?
must he have been ravelling?
must we have been ravelling?
must you have been ravelling?
must they have been ravelling? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not ravel?
must you not ravel?
must he not ravel?
must we not ravel?
must you not ravel?
must they not ravel? 	must I not be ravelling?
must you not be ravelling?
must he not be ravelling?
must we not be ravelling?
must you not be ravelling?
must they not be ravelling? 	must I not have ravelled?
must you not have ravelled?
must he not have ravelled?
must we not have ravelled?
must you not have ravelled?
must they not have ravelled? 	must I not have been ravelling?
must you not have been ravelling?
must he not have been ravelling?
must we not have been ravelling?
must you not have been ravelling?
must they not have been ravelling?