I must gab you must gab she must gab we must gab you must gab they must gab
Forma com V-ing
I must be gabbing you must be gabbing she must be gabbing we must be gabbing you must be gabbing they must be gabbing
Perfeito
I must have gabbed you must have gabbed she must have gabbed we must have gabbed you must have gabbed they must have gabbed
Perfeito com V-ing
I must have been gabbing you must have been gabbing she must have been gabbing we must have been gabbing you must have been gabbing they must have been gabbing
Negação
Forma simple
I must not gab you must not gab she must not gab we must not gab you must not gab they must not gab
Forma com V-ing
I must not be gabbing you must not be gabbing she must not be gabbing we must not be gabbing you must not be gabbing they must not be gabbing
Perfeito
I must not have gabbed you must not have gabbed she must not have gabbed we must not have gabbed you must not have gabbed they must not have gabbed
Perfeito com V-ing
I must not have been gabbing you must not have been gabbing she must not have been gabbing we must not have been gabbing you must not have been gabbing they must not have been gabbing
Forma interrogativa
Forma simple
must I gab? must you gab? must she gab? must we gab? must you gab? must they gab?
Forma com V-ing
must I be gabbing? must you be gabbing? must she be gabbing? must we be gabbing? must you be gabbing? must they be gabbing?
Perfeito
must I have gabbed? must you have gabbed? must she have gabbed? must we have gabbed? must you have gabbed? must they have gabbed?
Perfeito com V-ing
must I have been gabbing? must you have been gabbing? must she have been gabbing? must we have been gabbing? must you have been gabbing? must they have been gabbing?
Forma interro-Negação
Forma simple
must I not gab? must you not gab? must she not gab? must we not gab? must you not gab? must they not gab?
Forma com V-ing
must I not be gabbing? must you not be gabbing? must she not be gabbing? must we not be gabbing? must you not be gabbing? must they not be gabbing?
Perfeito
must I not have gabbed? must you not have gabbed? must she not have gabbed? must we not have gabbed? must you not have gabbed? must they not have gabbed?
Perfeito com V-ing
must I not have been gabbing? must you not have been gabbing? must she not have been gabbing? must we not have been gabbing? must you not have been gabbing? must they not have been gabbing?