I may concrete you may concrete he may concrete we may concrete you may concrete they may concrete
Forme en V-ing
I may be concreting you may be concreting he may be concreting we may be concreting you may be concreting they may be concreting
Perfect
I may have concreted you may have concreted he may have concreted we may have concreted you may have concreted they may have concreted
Perfect en V-ing
I may have been concreting you may have been concreting he may have been concreting we may have been concreting you may have been concreting they may have been concreting
Négation
Forme simple
I mayn't concrete you mayn't concrete he mayn't concrete we mayn't concrete you mayn't concrete they mayn't concrete
Forme en V-ing
I mayn't be concreting you mayn't be concreting he mayn't be concreting we mayn't be concreting you mayn't be concreting they mayn't be concreting
Perfect
I mayn't have concreted you mayn't have concreted he mayn't have concreted we mayn't have concreted you mayn't have concreted they mayn't have concreted
Perfect en V-ing
I mayn't have been concreting you mayn't have been concreting he mayn't have been concreting we mayn't have been concreting you mayn't have been concreting they mayn't have been concreting
Forme interrogative
Forme simple
may I concrete? may you concrete? may he concrete? may we concrete? may you concrete? may they concrete?
Forme en V-ing
may I be concreting? may you be concreting? may he be concreting? may we be concreting? may you be concreting? may they be concreting?
Perfect
may I have concreted? may you have concreted? may he have concreted? may we have concreted? may you have concreted? may they have concreted?
Perfect en V-ing
may I have been concreting? may you have been concreting? may he have been concreting? may we have been concreting? may you have been concreting? may they have been concreting?
Forme interro-négative
Forme simple
mayn't I concrete? mayn't you concrete? mayn't he concrete? mayn't we concrete? mayn't you concrete? mayn't they concrete?
Forme en V-ing
mayn't I be concreting? mayn't you be concreting? mayn't he be concreting? mayn't we be concreting? mayn't you be concreting? mayn't they be concreting?
Perfect
mayn't I have concreted? mayn't you have concreted? mayn't he have concreted? mayn't we have concreted? mayn't you have concreted? mayn't they have concreted?
Perfect en V-ing
mayn't I have been concreting? mayn't you have been concreting? mayn't he have been concreting? mayn't we have been concreting? mayn't you have been concreting? mayn't they have been concreting?