must ship
Verbo regular: ship - shipped- shipped

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must ship
you must ship
he must ship
we must ship
you must ship
they must ship 	I must be shipping
you must be shipping
he must be shipping
we must be shipping
you must be shipping
they must be shipping	I must have shipped
you must have shipped
he must have shipped
we must have shipped
you must have shipped
they must have shipped	I must have been shipping
you must have been shipping
he must have been shipping
we must have been shipping
you must have been shipping
they must have been shipping	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not ship
you must not ship
he must not ship
we must not ship
you must not ship
they must not ship 	I must not be shipping
you must not be shipping
he must not be shipping
we must not be shipping
you must not be shipping
they must not be shipping	I must not have shipped
you must not have shipped
he must not have shipped
we must not have shipped
you must not have shipped
they must not have shipped	I must not have been shipping
you must not have been shipping
he must not have been shipping
we must not have been shipping
you must not have been shipping
they must not have been shipping	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I ship?
must you ship?
must he ship?
must we ship?
must you ship?
must they ship? 	must I be shipping?
must you be shipping?
must he be shipping?
must we be shipping?
must you be shipping?
must they be shipping? 	must I have shipped?
must you have shipped?
must he have shipped?
must we have shipped?
must you have shipped?
must they have shipped? 	must I have been shipping?
must you have been shipping?
must he have been shipping?
must we have been shipping?
must you have been shipping?
must they have been shipping? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not ship?
must you not ship?
must he not ship?
must we not ship?
must you not ship?
must they not ship? 	must I not be shipping?
must you not be shipping?
must he not be shipping?
must we not be shipping?
must you not be shipping?
must they not be shipping? 	must I not have shipped?
must you not have shipped?
must he not have shipped?
must we not have shipped?
must you not have shipped?
must they not have shipped? 	must I not have been shipping?
must you not have been shipping?
must he not have been shipping?
must we not have been shipping?
must you not have been shipping?
must they not have been shipping?