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 mustn't substitute you mustn't substitute she mustn't substitute we mustn't substitute you mustn't substitute they mustn't substitute
Forma com V-ing
I mustn't be substituting you mustn't be substituting she mustn't be substituting we mustn't be substituting you mustn't be substituting they mustn't be substituting
Perfeito
I mustn't have substituted you mustn't have substituted she mustn't have substituted we mustn't have substituted you mustn't have substituted they mustn't have substituted
Perfeito com V-ing
I mustn't have been substituting you mustn't have been substituting she mustn't have been substituting we mustn't have been substituting you mustn't have been substituting they mustn't 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
mustn't I substitute? mustn't you substitute? mustn't she substitute? mustn't we substitute? mustn't you substitute? mustn't they substitute?
Forma com V-ing
mustn't I be substituting? mustn't you be substituting? mustn't she be substituting? mustn't we be substituting? mustn't you be substituting? mustn't they be substituting?
Perfeito
mustn't I have substituted? mustn't you have substituted? mustn't she have substituted? mustn't we have substituted? mustn't you have substituted? mustn't they have substituted?
Perfeito com V-ing
mustn't I have been substituting? mustn't you have been substituting? mustn't she have been substituting? mustn't we have been substituting? mustn't you have been substituting? mustn't they have been substituting?