I must bow you must bow he must bow we must bow you must bow they must bow
Forma com V-ing
I must be bowing you must be bowing he must be bowing we must be bowing you must be bowing they must be bowing
Perfeito
I must have bowed you must have bowed he must have bowed we must have bowed you must have bowed they must have bowed
Perfeito com V-ing
I must have been bowing you must have been bowing he must have been bowing we must have been bowing you must have been bowing they must have been bowing
Negação
Forma simple
I must not bow you must not bow he must not bow we must not bow you must not bow they must not bow
Forma com V-ing
I must not be bowing you must not be bowing he must not be bowing we must not be bowing you must not be bowing they must not be bowing
Perfeito
I must not have bowed you must not have bowed he must not have bowed we must not have bowed you must not have bowed they must not have bowed
Perfeito com V-ing
I must not have been bowing you must not have been bowing he must not have been bowing we must not have been bowing you must not have been bowing they must not have been bowing
Forma interrogativa
Forma simple
must I bow? must you bow? must he bow? must we bow? must you bow? must they bow?
Forma com V-ing
must I be bowing? must you be bowing? must he be bowing? must we be bowing? must you be bowing? must they be bowing?
Perfeito
must I have bowed? must you have bowed? must he have bowed? must we have bowed? must you have bowed? must they have bowed?
Perfeito com V-ing
must I have been bowing? must you have been bowing? must he have been bowing? must we have been bowing? must you have been bowing? must they have been bowing?
Forma interro-Negação
Forma simple
must I not bow? must you not bow? must he not bow? must we not bow? must you not bow? must they not bow?
Forma com V-ing
must I not be bowing? must you not be bowing? must he not be bowing? must we not be bowing? must you not be bowing? must they not be bowing?
Perfeito
must I not have bowed? must you not have bowed? must he not have bowed? must we not have bowed? must you not have bowed? must they not have bowed?
Perfeito com V-ing
must I not have been bowing? must you not have been bowing? must he not have been bowing? must we not have been bowing? must you not have been bowing? must they not have been bowing?