must catnap
Verbo regular: catnap - catnapped- catnapped

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must catnap
you must catnap
he must catnap
we must catnap
you must catnap
they must catnap 	I must be catnapping
you must be catnapping
he must be catnapping
we must be catnapping
you must be catnapping
they must be catnapping	I must have catnapped
you must have catnapped
he must have catnapped
we must have catnapped
you must have catnapped
they must have catnapped	I must have been catnapping
you must have been catnapping
he must have been catnapping
we must have been catnapping
you must have been catnapping
they must have been catnapping	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't catnap
you mustn't catnap
he mustn't catnap
we mustn't catnap
you mustn't catnap
they mustn't catnap 	I mustn't be catnapping
you mustn't be catnapping
he mustn't be catnapping
we mustn't be catnapping
you mustn't be catnapping
they mustn't be catnapping	I mustn't have catnapped
you mustn't have catnapped
he mustn't have catnapped
we mustn't have catnapped
you mustn't have catnapped
they mustn't have catnapped	I mustn't have been catnapping
you mustn't have been catnapping
he mustn't have been catnapping
we mustn't have been catnapping
you mustn't have been catnapping
they mustn't have been catnapping	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I catnap?
must you catnap?
must he catnap?
must we catnap?
must you catnap?
must they catnap? 	must I be catnapping?
must you be catnapping?
must he be catnapping?
must we be catnapping?
must you be catnapping?
must they be catnapping? 	must I have catnapped?
must you have catnapped?
must he have catnapped?
must we have catnapped?
must you have catnapped?
must they have catnapped? 	must I have been catnapping?
must you have been catnapping?
must he have been catnapping?
must we have been catnapping?
must you have been catnapping?
must they have been catnapping? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I catnap?
mustn't you catnap?
mustn't he catnap?
mustn't we catnap?
mustn't you catnap?
mustn't they catnap? 	mustn't I be catnapping?
mustn't you be catnapping?
mustn't he be catnapping?
mustn't we be catnapping?
mustn't you be catnapping?
mustn't they be catnapping? 	mustn't I have catnapped?
mustn't you have catnapped?
mustn't he have catnapped?
mustn't we have catnapped?
mustn't you have catnapped?
mustn't they have catnapped? 	mustn't I have been catnapping?
mustn't you have been catnapping?
mustn't he have been catnapping?
mustn't we have been catnapping?
mustn't you have been catnapping?
mustn't they have been catnapping?