must coal
Verbo regolare: coal - coaled- coaled

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must coal
you must coal
he must coal
we must coal
you must coal
they must coal 	I must be coaling
you must be coaling
he must be coaling
we must be coaling
you must be coaling
they must be coaling	I must have coaled
you must have coaled
he must have coaled
we must have coaled
you must have coaled
they must have coaled	I must have been coaling
you must have been coaling
he must have been coaling
we must have been coaling
you must have been coaling
they must have been coaling	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not coal
you must not coal
he must not coal
we must not coal
you must not coal
they must not coal 	I must not be coaling
you must not be coaling
he must not be coaling
we must not be coaling
you must not be coaling
they must not be coaling	I must not have coaled
you must not have coaled
he must not have coaled
we must not have coaled
you must not have coaled
they must not have coaled	I must not have been coaling
you must not have been coaling
he must not have been coaling
we must not have been coaling
you must not have been coaling
they must not have been coaling	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I coal?
must you coal?
must he coal?
must we coal?
must you coal?
must they coal? 	must I be coaling?
must you be coaling?
must he be coaling?
must we be coaling?
must you be coaling?
must they be coaling? 	must I have coaled?
must you have coaled?
must he have coaled?
must we have coaled?
must you have coaled?
must they have coaled? 	must I have been coaling?
must you have been coaling?
must he have been coaling?
must we have been coaling?
must you have been coaling?
must they have been coaling? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not coal?
must you not coal?
must he not coal?
must we not coal?
must you not coal?
must they not coal? 	must I not be coaling?
must you not be coaling?
must he not be coaling?
must we not be coaling?
must you not be coaling?
must they not be coaling? 	must I not have coaled?
must you not have coaled?
must he not have coaled?
must we not have coaled?
must you not have coaled?
must they not have coaled? 	must I not have been coaling?
must you not have been coaling?
must he not have been coaling?
must we not have been coaling?
must you not have been coaling?
must they not have been coaling?