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