Conjugação do verbo inglês
MUST FRUSTRATE

Verbo regular: frustrate - frustrated - frustrated

Afirmação

Forma simple	Forma com V-ing
I must frustrate you must frustrate she must frustrate we must frustrate you must frustrate they must frustrate	I must be frustrating you must be frustrating she must be frustrating we must be frustrating you must be frustrating they must be frustrating
Perfeito	Perfeito com V-ing
I must have frustrated you must have frustrated she must have frustrated we must have frustrated you must have frustrated they must have frustrated	I must have been frustrating you must have been frustrating she must have been frustrating we must have been frustrating you must have been frustrating they must have been frustrating

Negação

Forma simple	Forma com V-ing
I must not frustrate you must not frustrate she must not frustrate we must not frustrate you must not frustrate they must not frustrate	I must not be frustrating you must not be frustrating she must not be frustrating we must not be frustrating you must not be frustrating they must not be frustrating
Perfeito	Perfeito com V-ing
I must not have frustrated you must not have frustrated she must not have frustrated we must not have frustrated you must not have frustrated they must not have frustrated	I must not have been frustrating you must not have been frustrating she must not have been frustrating we must not have been frustrating you must not have been frustrating they must not have been frustrating

Forma interrogativa

Forma simple	Forma com V-ing
must I frustrate? must you frustrate? must she frustrate? must we frustrate? must you frustrate? must they frustrate?	must I be frustrating? must you be frustrating? must she be frustrating? must we be frustrating? must you be frustrating? must they be frustrating?
Perfeito	Perfeito com V-ing
must I have frustrated? must you have frustrated? must she have frustrated? must we have frustrated? must you have frustrated? must they have frustrated?	must I have been frustrating? must you have been frustrating? must she have been frustrating? must we have been frustrating? must you have been frustrating? must they have been frustrating?

Forma interro-Negação

Forma simple	Forma com V-ing
must I not frustrate? must you not frustrate? must she not frustrate? must we not frustrate? must you not frustrate? must they not frustrate?	must I not be frustrating? must you not be frustrating? must she not be frustrating? must we not be frustrating? must you not be frustrating? must they not be frustrating?
Perfeito	Perfeito com V-ing
must I not have frustrated? must you not have frustrated? must she not have frustrated? must we not have frustrated? must you not have frustrated? must they not have frustrated?	must I not have been frustrating? must you not have been frustrating? must she not have been frustrating? must we not have been frustrating? must you not have been frustrating? must they not have been frustrating?