Conjugação do verbo inglês
MUST PREFIX

Verbo regular: prefix - prefixed - prefixed

Afirmação

Forma simple	Forma com V-ing
I must prefix you must prefix he must prefix we must prefix you must prefix they must prefix	I must be prefixing you must be prefixing he must be prefixing we must be prefixing you must be prefixing they must be prefixing
Perfeito	Perfeito com V-ing
I must have prefixed you must have prefixed he must have prefixed we must have prefixed you must have prefixed they must have prefixed	I must have been prefixing you must have been prefixing he must have been prefixing we must have been prefixing you must have been prefixing they must have been prefixing

Negação

Forma simple	Forma com V-ing
I must not prefix you must not prefix he must not prefix we must not prefix you must not prefix they must not prefix	I must not be prefixing you must not be prefixing he must not be prefixing we must not be prefixing you must not be prefixing they must not be prefixing
Perfeito	Perfeito com V-ing
I must not have prefixed you must not have prefixed he must not have prefixed we must not have prefixed you must not have prefixed they must not have prefixed	I must not have been prefixing you must not have been prefixing he must not have been prefixing we must not have been prefixing you must not have been prefixing they must not have been prefixing

Forma interrogativa

Forma simple	Forma com V-ing
must I prefix? must you prefix? must he prefix? must we prefix? must you prefix? must they prefix?	must I be prefixing? must you be prefixing? must he be prefixing? must we be prefixing? must you be prefixing? must they be prefixing?
Perfeito	Perfeito com V-ing
must I have prefixed? must you have prefixed? must he have prefixed? must we have prefixed? must you have prefixed? must they have prefixed?	must I have been prefixing? must you have been prefixing? must he have been prefixing? must we have been prefixing? must you have been prefixing? must they have been prefixing?

Forma interro-Negação

Forma simple	Forma com V-ing
must I not prefix? must you not prefix? must he not prefix? must we not prefix? must you not prefix? must they not prefix?	must I not be prefixing? must you not be prefixing? must he not be prefixing? must we not be prefixing? must you not be prefixing? must they not be prefixing?
Perfeito	Perfeito com V-ing
must I not have prefixed? must you not have prefixed? must he not have prefixed? must we not have prefixed? must you not have prefixed? must they not have prefixed?	must I not have been prefixing? must you not have been prefixing? must he not have been prefixing? must we not have been prefixing? must you not have been prefixing? must they not have been prefixing?