I must rat you must rat he must rat we must rat you must rat they must rat
Forma com V-ing
I must be ratting you must be ratting he must be ratting we must be ratting you must be ratting they must be ratting
Perfeito
I must have ratted you must have ratted he must have ratted we must have ratted you must have ratted they must have ratted
Perfeito com V-ing
I must have been ratting you must have been ratting he must have been ratting we must have been ratting you must have been ratting they must have been ratting
Negação
Forma simple
I must not rat you must not rat he must not rat we must not rat you must not rat they must not rat
Forma com V-ing
I must not be ratting you must not be ratting he must not be ratting we must not be ratting you must not be ratting they must not be ratting
Perfeito
I must not have ratted you must not have ratted he must not have ratted we must not have ratted you must not have ratted they must not have ratted
Perfeito com V-ing
I must not have been ratting you must not have been ratting he must not have been ratting we must not have been ratting you must not have been ratting they must not have been ratting
Forma interrogativa
Forma simple
must I rat? must you rat? must he rat? must we rat? must you rat? must they rat?
Forma com V-ing
must I be ratting? must you be ratting? must he be ratting? must we be ratting? must you be ratting? must they be ratting?
Perfeito
must I have ratted? must you have ratted? must he have ratted? must we have ratted? must you have ratted? must they have ratted?
Perfeito com V-ing
must I have been ratting? must you have been ratting? must he have been ratting? must we have been ratting? must you have been ratting? must they have been ratting?
Forma interro-Negação
Forma simple
must I not rat? must you not rat? must he not rat? must we not rat? must you not rat? must they not rat?
Forma com V-ing
must I not be ratting? must you not be ratting? must he not be ratting? must we not be ratting? must you not be ratting? must they not be ratting?
Perfeito
must I not have ratted? must you not have ratted? must he not have ratted? must we not have ratted? must you not have ratted? must they not have ratted?
Perfeito com V-ing
must I not have been ratting? must you not have been ratting? must he not have been ratting? must we not have been ratting? must you not have been ratting? must they not have been ratting?