must curl
Verbo regular: curl - curled- curled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must curl
you must curl
he must curl
we must curl
you must curl
they must curl 	I must be curling
you must be curling
he must be curling
we must be curling
you must be curling
they must be curling	I must have curled
you must have curled
he must have curled
we must have curled
you must have curled
they must have curled	I must have been curling
you must have been curling
he must have been curling
we must have been curling
you must have been curling
they must have been curling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't curl
you mustn't curl
he mustn't curl
we mustn't curl
you mustn't curl
they mustn't curl 	I mustn't be curling
you mustn't be curling
he mustn't be curling
we mustn't be curling
you mustn't be curling
they mustn't be curling	I mustn't have curled
you mustn't have curled
he mustn't have curled
we mustn't have curled
you mustn't have curled
they mustn't have curled	I mustn't have been curling
you mustn't have been curling
he mustn't have been curling
we mustn't have been curling
you mustn't have been curling
they mustn't have been curling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I curl?
must you curl?
must he curl?
must we curl?
must you curl?
must they curl? 	must I be curling?
must you be curling?
must he be curling?
must we be curling?
must you be curling?
must they be curling? 	must I have curled?
must you have curled?
must he have curled?
must we have curled?
must you have curled?
must they have curled? 	must I have been curling?
must you have been curling?
must he have been curling?
must we have been curling?
must you have been curling?
must they have been curling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I curl?
mustn't you curl?
mustn't he curl?
mustn't we curl?
mustn't you curl?
mustn't they curl? 	mustn't I be curling?
mustn't you be curling?
mustn't he be curling?
mustn't we be curling?
mustn't you be curling?
mustn't they be curling? 	mustn't I have curled?
mustn't you have curled?
mustn't he have curled?
mustn't we have curled?
mustn't you have curled?
mustn't they have curled? 	mustn't I have been curling?
mustn't you have been curling?
mustn't he have been curling?
mustn't we have been curling?
mustn't you have been curling?
mustn't they have been curling?