I'll be buttressing you'll be buttressing she'll be buttressing we'll be buttressing you'll be buttressing they'll be buttressing
Perfect
I'll have buttressed you'll have buttressed she'll have buttressed we'll have buttressed you'll have buttressed they'll have buttressed
Perfect en V-ing
I'll have been buttressing you'll have been buttressing she'll have been buttressing we'll have been buttressing you'll have been buttressing they'll have been buttressing
Négation
Forme simple
I shan't buttress you shan't buttress she shan't buttress we shan't buttress you shan't buttress they shan't buttress
Forme en V-ing
I shan't be buttressing you shan't be buttressing she shan't be buttressing we shan't be buttressing you shan't be buttressing they shan't be buttressing
Perfect
I shan't have buttressed you shan't have buttressed she shan't have buttressed we shan't have buttressed you shan't have buttressed they shan't have buttressed
Perfect en V-ing
I shan't have been buttressing you shan't have been buttressing she shan't have been buttressing we shan't have been buttressing you shan't have been buttressing they shan't have been buttressing
Forme interrogative
Forme simple
shall I buttress? shall you buttress? shall she buttress? shall we buttress? shall you buttress? shall they buttress?
Forme en V-ing
shall I be buttressing? shall you be buttressing? shall she be buttressing? shall we be buttressing? shall you be buttressing? shall they be buttressing?
Perfect
shall I have buttressed? shall you have buttressed? shall she have buttressed? shall we have buttressed? shall you have buttressed? shall they have buttressed?
Perfect en V-ing
shall I have been buttressing? shall you have been buttressing? shall she have been buttressing? shall we have been buttressing? shall you have been buttressing? shall they have been buttressing?
Forme interro-négative
Forme simple
shan't I buttress? shan't you buttress? shan't she buttress? shan't we buttress? shan't you buttress? shan't they buttress?
Forme en V-ing
shan't I be buttressing? shan't you be buttressing? shan't she be buttressing? shan't we be buttressing? shan't you be buttressing? shan't they be buttressing?
Perfect
shan't I have buttressed? shan't you have buttressed? shan't she have buttressed? shan't we have buttressed? shan't you have buttressed? shan't they have buttressed?
Perfect en V-ing
shan't I have been buttressing? shan't you have been buttressing? shan't she have been buttressing? shan't we have been buttressing? shan't you have been buttressing? shan't they have been buttressing?