Conjugação do verbo inglês
MUST KNOCK

Verbo regular: knock - knocked - knocked

Afirmação

Forma simple	Forma com V-ing
I must knock you must knock he must knock we must knock you must knock they must knock	I must be knocking you must be knocking he must be knocking we must be knocking you must be knocking they must be knocking
Perfeito	Perfeito com V-ing
I must have knocked you must have knocked he must have knocked we must have knocked you must have knocked they must have knocked	I must have been knocking you must have been knocking he must have been knocking we must have been knocking you must have been knocking they must have been knocking

Negação

Forma simple	Forma com V-ing
I must not knock you must not knock he must not knock we must not knock you must not knock they must not knock	I must not be knocking you must not be knocking he must not be knocking we must not be knocking you must not be knocking they must not be knocking
Perfeito	Perfeito com V-ing
I must not have knocked you must not have knocked he must not have knocked we must not have knocked you must not have knocked they must not have knocked	I must not have been knocking you must not have been knocking he must not have been knocking we must not have been knocking you must not have been knocking they must not have been knocking

Forma interrogativa

Forma simple	Forma com V-ing
must I knock? must you knock? must he knock? must we knock? must you knock? must they knock?	must I be knocking? must you be knocking? must he be knocking? must we be knocking? must you be knocking? must they be knocking?
Perfeito	Perfeito com V-ing
must I have knocked? must you have knocked? must he have knocked? must we have knocked? must you have knocked? must they have knocked?	must I have been knocking? must you have been knocking? must he have been knocking? must we have been knocking? must you have been knocking? must they have been knocking?

Forma interro-Negação

Forma simple	Forma com V-ing
must I not knock? must you not knock? must he not knock? must we not knock? must you not knock? must they not knock?	must I not be knocking? must you not be knocking? must he not be knocking? must we not be knocking? must you not be knocking? must they not be knocking?
Perfeito	Perfeito com V-ing
must I not have knocked? must you not have knocked? must he not have knocked? must we not have knocked? must you not have knocked? must they not have knocked?	must I not have been knocking? must you not have been knocking? must he not have been knocking? must we not have been knocking? must you not have been knocking? must they not have been knocking?