must stroke
Verbo regular: stroke - stroked- stroked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must stroke
you must stroke
he must stroke
we must stroke
you must stroke
they must stroke 	I must be stroking
you must be stroking
he must be stroking
we must be stroking
you must be stroking
they must be stroking	I must have stroked
you must have stroked
he must have stroked
we must have stroked
you must have stroked
they must have stroked	I must have been stroking
you must have been stroking
he must have been stroking
we must have been stroking
you must have been stroking
they must have been stroking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not stroke
you must not stroke
he must not stroke
we must not stroke
you must not stroke
they must not stroke 	I must not be stroking
you must not be stroking
he must not be stroking
we must not be stroking
you must not be stroking
they must not be stroking	I must not have stroked
you must not have stroked
he must not have stroked
we must not have stroked
you must not have stroked
they must not have stroked	I must not have been stroking
you must not have been stroking
he must not have been stroking
we must not have been stroking
you must not have been stroking
they must not have been stroking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I stroke?
must you stroke?
must he stroke?
must we stroke?
must you stroke?
must they stroke? 	must I be stroking?
must you be stroking?
must he be stroking?
must we be stroking?
must you be stroking?
must they be stroking? 	must I have stroked?
must you have stroked?
must he have stroked?
must we have stroked?
must you have stroked?
must they have stroked? 	must I have been stroking?
must you have been stroking?
must he have been stroking?
must we have been stroking?
must you have been stroking?
must they have been stroking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not stroke?
must you not stroke?
must he not stroke?
must we not stroke?
must you not stroke?
must they not stroke? 	must I not be stroking?
must you not be stroking?
must he not be stroking?
must we not be stroking?
must you not be stroking?
must they not be stroking? 	must I not have stroked?
must you not have stroked?
must he not have stroked?
must we not have stroked?
must you not have stroked?
must they not have stroked? 	must I not have been stroking?
must you not have been stroking?
must he not have been stroking?
must we not have been stroking?
must you not have been stroking?
must they not have been stroking?