Conjugación del verbo inglés
MUST CUBE

Verbo regular: cube - cubed - cubed

Afirmación

Forma simple	Forma con V-ing
I must cube you must cube he must cube we must cube you must cube they must cube	I must be cubing you must be cubing he must be cubing we must be cubing you must be cubing they must be cubing
Perfecto	Perfecto con V-ing
I must have cubed you must have cubed he must have cubed we must have cubed you must have cubed they must have cubed	I must have been cubing you must have been cubing he must have been cubing we must have been cubing you must have been cubing they must have been cubing

Negación

Forma simple	Forma con V-ing
I must not cube you must not cube he must not cube we must not cube you must not cube they must not cube	I must not be cubing you must not be cubing he must not be cubing we must not be cubing you must not be cubing they must not be cubing
Perfecto	Perfecto con V-ing
I must not have cubed you must not have cubed he must not have cubed we must not have cubed you must not have cubed they must not have cubed	I must not have been cubing you must not have been cubing he must not have been cubing we must not have been cubing you must not have been cubing they must not have been cubing

Forma interrogativa

Forma simple	Forma con V-ing
must I cube? must you cube? must he cube? must we cube? must you cube? must they cube?	must I be cubing? must you be cubing? must he be cubing? must we be cubing? must you be cubing? must they be cubing?
Perfecto	Perfecto con V-ing
must I have cubed? must you have cubed? must he have cubed? must we have cubed? must you have cubed? must they have cubed?	must I have been cubing? must you have been cubing? must he have been cubing? must we have been cubing? must you have been cubing? must they have been cubing?

Forma interro-negativa

Forma simple	Forma con V-ing
must I not cube? must you not cube? must he not cube? must we not cube? must you not cube? must they not cube?	must I not be cubing? must you not be cubing? must he not be cubing? must we not be cubing? must you not be cubing? must they not be cubing?
Perfecto	Perfecto con V-ing
must I not have cubed? must you not have cubed? must he not have cubed? must we not have cubed? must you not have cubed? must they not have cubed?	must I not have been cubing? must you not have been cubing? must he not have been cubing? must we not have been cubing? must you not have been cubing? must they not have been cubing?