Verbo regular: substitute - substituted - substituted
Afirmação
Forma simple
I must substitute you must substitute she must substitute we must substitute you must substitute they must substitute
Forma com V-ing
I must be substituting you must be substituting she must be substituting we must be substituting you must be substituting they must be substituting
Perfeito
I must have substituted you must have substituted she must have substituted we must have substituted you must have substituted they must have substituted
Perfeito com V-ing
I must have been substituting you must have been substituting she must have been substituting we must have been substituting you must have been substituting they must have been substituting
Negação
Forma simple
I must not substitute you must not substitute she must not substitute we must not substitute you must not substitute they must not substitute
Forma com V-ing
I must not be substituting you must not be substituting she must not be substituting we must not be substituting you must not be substituting they must not be substituting
Perfeito
I must not have substituted you must not have substituted she must not have substituted we must not have substituted you must not have substituted they must not have substituted
Perfeito com V-ing
I must not have been substituting you must not have been substituting she must not have been substituting we must not have been substituting you must not have been substituting they must not have been substituting
Forma interrogativa
Forma simple
must I substitute? must you substitute? must she substitute? must we substitute? must you substitute? must they substitute?
Forma com V-ing
must I be substituting? must you be substituting? must she be substituting? must we be substituting? must you be substituting? must they be substituting?
Perfeito
must I have substituted? must you have substituted? must she have substituted? must we have substituted? must you have substituted? must they have substituted?
Perfeito com V-ing
must I have been substituting? must you have been substituting? must she have been substituting? must we have been substituting? must you have been substituting? must they have been substituting?
Forma interro-Negação
Forma simple
must I not substitute? must you not substitute? must she not substitute? must we not substitute? must you not substitute? must they not substitute?
Forma com V-ing
must I not be substituting? must you not be substituting? must she not be substituting? must we not be substituting? must you not be substituting? must they not be substituting?
Perfeito
must I not have substituted? must you not have substituted? must she not have substituted? must we not have substituted? must you not have substituted? must they not have substituted?
Perfeito com V-ing
must I not have been substituting? must you not have been substituting? must she not have been substituting? must we not have been substituting? must you not have been substituting? must they not have been substituting?