must pyramid
Verbo regular: pyramid - pyramided- pyramided

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must pyramid
you must pyramid
he must pyramid
we must pyramid
you must pyramid
they must pyramid 	I must be pyramiding
you must be pyramiding
he must be pyramiding
we must be pyramiding
you must be pyramiding
they must be pyramiding	I must have pyramided
you must have pyramided
he must have pyramided
we must have pyramided
you must have pyramided
they must have pyramided	I must have been pyramiding
you must have been pyramiding
he must have been pyramiding
we must have been pyramiding
you must have been pyramiding
they must have been pyramiding	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not pyramid
you must not pyramid
he must not pyramid
we must not pyramid
you must not pyramid
they must not pyramid 	I must not be pyramiding
you must not be pyramiding
he must not be pyramiding
we must not be pyramiding
you must not be pyramiding
they must not be pyramiding	I must not have pyramided
you must not have pyramided
he must not have pyramided
we must not have pyramided
you must not have pyramided
they must not have pyramided	I must not have been pyramiding
you must not have been pyramiding
he must not have been pyramiding
we must not have been pyramiding
you must not have been pyramiding
they must not have been pyramiding	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I pyramid?
must you pyramid?
must he pyramid?
must we pyramid?
must you pyramid?
must they pyramid? 	must I be pyramiding?
must you be pyramiding?
must he be pyramiding?
must we be pyramiding?
must you be pyramiding?
must they be pyramiding? 	must I have pyramided?
must you have pyramided?
must he have pyramided?
must we have pyramided?
must you have pyramided?
must they have pyramided? 	must I have been pyramiding?
must you have been pyramiding?
must he have been pyramiding?
must we have been pyramiding?
must you have been pyramiding?
must they have been pyramiding? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not pyramid?
must you not pyramid?
must he not pyramid?
must we not pyramid?
must you not pyramid?
must they not pyramid? 	must I not be pyramiding?
must you not be pyramiding?
must he not be pyramiding?
must we not be pyramiding?
must you not be pyramiding?
must they not be pyramiding? 	must I not have pyramided?
must you not have pyramided?
must he not have pyramided?
must we not have pyramided?
must you not have pyramided?
must they not have pyramided? 	must I not have been pyramiding?
must you not have been pyramiding?
must he not have been pyramiding?
must we not have been pyramiding?
must you not have been pyramiding?
must they not have been pyramiding?