Verbo regular: fail fail - fail failed - fail failed
Cuidado, este verbo pode não existir, a conjugação é dada como exemplo.
Afirmação
Forma simple
I must fail fail you must fail fail she must fail fail we must fail fail you must fail fail they must fail fail
Forma com V-ing
I must be fail failing you must be fail failing she must be fail failing we must be fail failing you must be fail failing they must be fail failing
Perfeito
I must have fail failed you must have fail failed she must have fail failed we must have fail failed you must have fail failed they must have fail failed
Perfeito com V-ing
I must have been fail failing you must have been fail failing she must have been fail failing we must have been fail failing you must have been fail failing they must have been fail failing
Negação
Forma simple
I must not fail fail you must not fail fail she must not fail fail we must not fail fail you must not fail fail they must not fail fail
Forma com V-ing
I must not be fail failing you must not be fail failing she must not be fail failing we must not be fail failing you must not be fail failing they must not be fail failing
Perfeito
I must not have fail failed you must not have fail failed she must not have fail failed we must not have fail failed you must not have fail failed they must not have fail failed
Perfeito com V-ing
I must not have been fail failing you must not have been fail failing she must not have been fail failing we must not have been fail failing you must not have been fail failing they must not have been fail failing
Forma interrogativa
Forma simple
must I fail fail? must you fail fail? must she fail fail? must we fail fail? must you fail fail? must they fail fail?
Forma com V-ing
must I be fail failing? must you be fail failing? must she be fail failing? must we be fail failing? must you be fail failing? must they be fail failing?
Perfeito
must I have fail failed? must you have fail failed? must she have fail failed? must we have fail failed? must you have fail failed? must they have fail failed?
Perfeito com V-ing
must I have been fail failing? must you have been fail failing? must she have been fail failing? must we have been fail failing? must you have been fail failing? must they have been fail failing?
Forma interro-Negação
Forma simple
must I not fail fail? must you not fail fail? must she not fail fail? must we not fail fail? must you not fail fail? must they not fail fail?
Forma com V-ing
must I not be fail failing? must you not be fail failing? must she not be fail failing? must we not be fail failing? must you not be fail failing? must they not be fail failing?
Perfeito
must I not have fail failed? must you not have fail failed? must she not have fail failed? must we not have fail failed? must you not have fail failed? must they not have fail failed?
Perfeito com V-ing
must I not have been fail failing? must you not have been fail failing? must she not have been fail failing? must we not have been fail failing? must you not have been fail failing? must they not have been fail failing?