I must task you must task she must task we must task you must task they must task
Forma com V-ing
I must be tasking you must be tasking she must be tasking we must be tasking you must be tasking they must be tasking
Perfeito
I must have tasked you must have tasked she must have tasked we must have tasked you must have tasked they must have tasked
Perfeito com V-ing
I must have been tasking you must have been tasking she must have been tasking we must have been tasking you must have been tasking they must have been tasking
Negação
Forma simple
I must not task you must not task she must not task we must not task you must not task they must not task
Forma com V-ing
I must not be tasking you must not be tasking she must not be tasking we must not be tasking you must not be tasking they must not be tasking
Perfeito
I must not have tasked you must not have tasked she must not have tasked we must not have tasked you must not have tasked they must not have tasked
Perfeito com V-ing
I must not have been tasking you must not have been tasking she must not have been tasking we must not have been tasking you must not have been tasking they must not have been tasking
Forma interrogativa
Forma simple
must I task? must you task? must she task? must we task? must you task? must they task?
Forma com V-ing
must I be tasking? must you be tasking? must she be tasking? must we be tasking? must you be tasking? must they be tasking?
Perfeito
must I have tasked? must you have tasked? must she have tasked? must we have tasked? must you have tasked? must they have tasked?
Perfeito com V-ing
must I have been tasking? must you have been tasking? must she have been tasking? must we have been tasking? must you have been tasking? must they have been tasking?
Forma interro-Negação
Forma simple
must I not task? must you not task? must she not task? must we not task? must you not task? must they not task?
Forma com V-ing
must I not be tasking? must you not be tasking? must she not be tasking? must we not be tasking? must you not be tasking? must they not be tasking?
Perfeito
must I not have tasked? must you not have tasked? must she not have tasked? must we not have tasked? must you not have tasked? must they not have tasked?
Perfeito com V-ing
must I not have been tasking? must you not have been tasking? must she not have been tasking? must we not have been tasking? must you not have been tasking? must they not have been tasking?