I'd be extending you'd be extending she'd be extending we'd be extending you'd be extending they'd be extending
Perfect
I should've extended you should've extended she should've extended we should've extended you should've extended they should've extended
Perfect en V-ing
I should've been extending you should've been extending she should've been extending we should've been extending you should've been extending they should've been extending
Négation
Forme simple
I shouldn't extend you shouldn't extend she shouldn't extend we shouldn't extend you shouldn't extend they shouldn't extend
Forme en V-ing
I shouldn't be extending you shouldn't be extending she shouldn't be extending we shouldn't be extending you shouldn't be extending they shouldn't be extending
Perfect
I shouldn't have extended you shouldn't have extended she shouldn't have extended we shouldn't have extended you shouldn't have extended they shouldn't have extended
Perfect en V-ing
I shouldn't have been extending you shouldn't have been extending she shouldn't have been extending we shouldn't have been extending you shouldn't have been extending they shouldn't have been extending
Forme interrogative
Forme simple
should I extend? should you extend? should she extend? should we extend? should you extend? should they extend?
Forme en V-ing
should I be extending? should you be extending? should she be extending? should we be extending? should you be extending? should they be extending?
Perfect
should I have extended? should you have extended? should she have extended? should we have extended? should you have extended? should they have extended?
Perfect en V-ing
should I have been extending? should you have been extending? should she have been extending? should we have been extending? should you have been extending? should they have been extending?
Forme interro-négative
Forme simple
shouldn't I extend? shouldn't you extend? shouldn't she extend? shouldn't we extend? shouldn't you extend? shouldn't they extend?
Forme en V-ing
shouldn't I be extending? shouldn't you be extending? shouldn't she be extending? shouldn't we be extending? shouldn't you be extending? shouldn't they be extending?
Perfect
shouldn't I have extended? shouldn't you have extended? shouldn't she have extended? shouldn't we have extended? shouldn't you have extended? shouldn't they have extended?
Perfect en V-ing
shouldn't I have been extending? shouldn't you have been extending? shouldn't she have been extending? shouldn't we have been extending? shouldn't you have been extending? shouldn't they have been extending?