must pike
Verbo regular: pike - piked- piked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must pike
you must pike
he must pike
we must pike
you must pike
they must pike 	I must be piking
you must be piking
he must be piking
we must be piking
you must be piking
they must be piking	I must have piked
you must have piked
he must have piked
we must have piked
you must have piked
they must have piked	I must have been piking
you must have been piking
he must have been piking
we must have been piking
you must have been piking
they must have been piking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not pike
you must not pike
he must not pike
we must not pike
you must not pike
they must not pike 	I must not be piking
you must not be piking
he must not be piking
we must not be piking
you must not be piking
they must not be piking	I must not have piked
you must not have piked
he must not have piked
we must not have piked
you must not have piked
they must not have piked	I must not have been piking
you must not have been piking
he must not have been piking
we must not have been piking
you must not have been piking
they must not have been piking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I pike?
must you pike?
must he pike?
must we pike?
must you pike?
must they pike? 	must I be piking?
must you be piking?
must he be piking?
must we be piking?
must you be piking?
must they be piking? 	must I have piked?
must you have piked?
must he have piked?
must we have piked?
must you have piked?
must they have piked? 	must I have been piking?
must you have been piking?
must he have been piking?
must we have been piking?
must you have been piking?
must they have been piking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not pike?
must you not pike?
must he not pike?
must we not pike?
must you not pike?
must they not pike? 	must I not be piking?
must you not be piking?
must he not be piking?
must we not be piking?
must you not be piking?
must they not be piking? 	must I not have piked?
must you not have piked?
must he not have piked?
must we not have piked?
must you not have piked?
must they not have piked? 	must I not have been piking?
must you not have been piking?
must he not have been piking?
must we not have been piking?
must you not have been piking?
must they not have been piking?