I may buttress you may buttress he may buttress we may buttress you may buttress they may buttress
Forma com V-ing
I may be buttressing you may be buttressing he may be buttressing we may be buttressing you may be buttressing they may be buttressing
Perfeito
I may have buttressed you may have buttressed he may have buttressed we may have buttressed you may have buttressed they may have buttressed
Perfeito com V-ing
I may have been buttressing you may have been buttressing he may have been buttressing we may have been buttressing you may have been buttressing they may have been buttressing
Negação
Forma simple
I mayn't buttress you mayn't buttress he mayn't buttress we mayn't buttress you mayn't buttress they mayn't buttress
Forma com V-ing
I mayn't be buttressing you mayn't be buttressing he mayn't be buttressing we mayn't be buttressing you mayn't be buttressing they mayn't be buttressing
Perfeito
I mayn't have buttressed you mayn't have buttressed he mayn't have buttressed we mayn't have buttressed you mayn't have buttressed they mayn't have buttressed
Perfeito com V-ing
I mayn't have been buttressing you mayn't have been buttressing he mayn't have been buttressing we mayn't have been buttressing you mayn't have been buttressing they mayn't have been buttressing
Forma interrogativa
Forma simple
may I buttress? may you buttress? may he buttress? may we buttress? may you buttress? may they buttress?
Forma com V-ing
may I be buttressing? may you be buttressing? may he be buttressing? may we be buttressing? may you be buttressing? may they be buttressing?
Perfeito
may I have buttressed? may you have buttressed? may he have buttressed? may we have buttressed? may you have buttressed? may they have buttressed?
Perfeito com V-ing
may I have been buttressing? may you have been buttressing? may he have been buttressing? may we have been buttressing? may you have been buttressing? may they have been buttressing?
Forma interro-Negação
Forma simple
mayn't I buttress? mayn't you buttress? mayn't he buttress? mayn't we buttress? mayn't you buttress? mayn't they buttress?
Forma com V-ing
mayn't I be buttressing? mayn't you be buttressing? mayn't he be buttressing? mayn't we be buttressing? mayn't you be buttressing? mayn't they be buttressing?
Perfeito
mayn't I have buttressed? mayn't you have buttressed? mayn't he have buttressed? mayn't we have buttressed? mayn't you have buttressed? mayn't they have buttressed?
Perfeito com V-ing
mayn't I have been buttressing? mayn't you have been buttressing? mayn't he have been buttressing? mayn't we have been buttressing? mayn't you have been buttressing? mayn't they have been buttressing?