I must append you must append she must append we must append you must append they must append
Forma com V-ing
I must be appending you must be appending she must be appending we must be appending you must be appending they must be appending
Perfeito
I must have appended you must have appended she must have appended we must have appended you must have appended they must have appended
Perfeito com V-ing
I must have been appending you must have been appending she must have been appending we must have been appending you must have been appending they must have been appending
Negação
Forma simple
I must not append you must not append she must not append we must not append you must not append they must not append
Forma com V-ing
I must not be appending you must not be appending she must not be appending we must not be appending you must not be appending they must not be appending
Perfeito
I must not have appended you must not have appended she must not have appended we must not have appended you must not have appended they must not have appended
Perfeito com V-ing
I must not have been appending you must not have been appending she must not have been appending we must not have been appending you must not have been appending they must not have been appending
Forma interrogativa
Forma simple
must I append? must you append? must she append? must we append? must you append? must they append?
Forma com V-ing
must I be appending? must you be appending? must she be appending? must we be appending? must you be appending? must they be appending?
Perfeito
must I have appended? must you have appended? must she have appended? must we have appended? must you have appended? must they have appended?
Perfeito com V-ing
must I have been appending? must you have been appending? must she have been appending? must we have been appending? must you have been appending? must they have been appending?
Forma interro-Negação
Forma simple
must I not append? must you not append? must she not append? must we not append? must you not append? must they not append?
Forma com V-ing
must I not be appending? must you not be appending? must she not be appending? must we not be appending? must you not be appending? must they not be appending?
Perfeito
must I not have appended? must you not have appended? must she not have appended? must we not have appended? must you not have appended? must they not have appended?
Perfeito com V-ing
must I not have been appending? must you not have been appending? must she not have been appending? must we not have been appending? must you not have been appending? must they not have been appending?