Conjugação do verbo inglês
MUST BUTTRESS

Verbo regular: buttress - buttressed - buttressed

Afirmação

Forma simple	Forma com V-ing
I must buttress you must buttress she must buttress we must buttress you must buttress they must buttress	I must be buttressing you must be buttressing she must be buttressing we must be buttressing you must be buttressing they must be buttressing
Perfeito	Perfeito com V-ing
I must have buttressed you must have buttressed she must have buttressed we must have buttressed you must have buttressed they must have buttressed	I must have been buttressing you must have been buttressing she must have been buttressing we must have been buttressing you must have been buttressing they must have been buttressing

Negação

Forma simple	Forma com V-ing
I must not buttress you must not buttress she must not buttress we must not buttress you must not buttress they must not buttress	I must not be buttressing you must not be buttressing she must not be buttressing we must not be buttressing you must not be buttressing they must not be buttressing
Perfeito	Perfeito com V-ing
I must not have buttressed you must not have buttressed she must not have buttressed we must not have buttressed you must not have buttressed they must not have buttressed	I must not have been buttressing you must not have been buttressing she must not have been buttressing we must not have been buttressing you must not have been buttressing they must not have been buttressing

Forma interrogativa

Forma simple	Forma com V-ing
must I buttress? must you buttress? must she buttress? must we buttress? must you buttress? must they buttress?	must I be buttressing? must you be buttressing? must she be buttressing? must we be buttressing? must you be buttressing? must they be buttressing?
Perfeito	Perfeito com V-ing
must I have buttressed? must you have buttressed? must she have buttressed? must we have buttressed? must you have buttressed? must they have buttressed?	must I have been buttressing? must you have been buttressing? must she have been buttressing? must we have been buttressing? must you have been buttressing? must they have been buttressing?

Forma interro-Negação

Forma simple	Forma com V-ing
must I not buttress? must you not buttress? must she not buttress? must we not buttress? must you not buttress? must they not buttress?	must I not be buttressing? must you not be buttressing? must she not be buttressing? must we not be buttressing? must you not be buttressing? must they not be buttressing?
Perfeito	Perfeito com V-ing
must I not have buttressed? must you not have buttressed? must she not have buttressed? must we not have buttressed? must you not have buttressed? must they not have buttressed?	must I not have been buttressing? must you not have been buttressing? must she not have been buttressing? must we not have been buttressing? must you not have been buttressing? must they not have been buttressing?