must cowl
Verbo regolare: cowl - cowled- cowled

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must cowl
you must cowl
he must cowl
we must cowl
you must cowl
they must cowl 	I must be cowling
you must be cowling
he must be cowling
we must be cowling
you must be cowling
they must be cowling	I must have cowled
you must have cowled
he must have cowled
we must have cowled
you must have cowled
they must have cowled	I must have been cowling
you must have been cowling
he must have been cowling
we must have been cowling
you must have been cowling
they must have been cowling	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I mustn't cowl
you mustn't cowl
he mustn't cowl
we mustn't cowl
you mustn't cowl
they mustn't cowl 	I mustn't be cowling
you mustn't be cowling
he mustn't be cowling
we mustn't be cowling
you mustn't be cowling
they mustn't be cowling	I mustn't have cowled
you mustn't have cowled
he mustn't have cowled
we mustn't have cowled
you mustn't have cowled
they mustn't have cowled	I mustn't have been cowling
you mustn't have been cowling
he mustn't have been cowling
we mustn't have been cowling
you mustn't have been cowling
they mustn't have been cowling	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I cowl?
must you cowl?
must he cowl?
must we cowl?
must you cowl?
must they cowl? 	must I be cowling?
must you be cowling?
must he be cowling?
must we be cowling?
must you be cowling?
must they be cowling? 	must I have cowled?
must you have cowled?
must he have cowled?
must we have cowled?
must you have cowled?
must they have cowled? 	must I have been cowling?
must you have been cowling?
must he have been cowling?
must we have been cowling?
must you have been cowling?
must they have been cowling? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
mustn't I cowl?
mustn't you cowl?
mustn't he cowl?
mustn't we cowl?
mustn't you cowl?
mustn't they cowl? 	mustn't I be cowling?
mustn't you be cowling?
mustn't he be cowling?
mustn't we be cowling?
mustn't you be cowling?
mustn't they be cowling? 	mustn't I have cowled?
mustn't you have cowled?
mustn't he have cowled?
mustn't we have cowled?
mustn't you have cowled?
mustn't they have cowled? 	mustn't I have been cowling?
mustn't you have been cowling?
mustn't he have been cowling?
mustn't we have been cowling?
mustn't you have been cowling?
mustn't they have been cowling?