I'd be booming you'd be booming he'd be booming we'd be booming you'd be booming they'd be booming
Perfect
I should've boomed you should've boomed he should've boomed we should've boomed you should've boomed they should've boomed
Perfect en V-ing
I should've been booming you should've been booming he should've been booming we should've been booming you should've been booming they should've been booming
Négation
Forme simple
I shouldn't boom you shouldn't boom he shouldn't boom we shouldn't boom you shouldn't boom they shouldn't boom
Forme en V-ing
I shouldn't be booming you shouldn't be booming he shouldn't be booming we shouldn't be booming you shouldn't be booming they shouldn't be booming
Perfect
I shouldn't have boomed you shouldn't have boomed he shouldn't have boomed we shouldn't have boomed you shouldn't have boomed they shouldn't have boomed
Perfect en V-ing
I shouldn't have been booming you shouldn't have been booming he shouldn't have been booming we shouldn't have been booming you shouldn't have been booming they shouldn't have been booming
Forme interrogative
Forme simple
should I boom? should you boom? should he boom? should we boom? should you boom? should they boom?
Forme en V-ing
should I be booming? should you be booming? should he be booming? should we be booming? should you be booming? should they be booming?
Perfect
should I have boomed? should you have boomed? should he have boomed? should we have boomed? should you have boomed? should they have boomed?
Perfect en V-ing
should I have been booming? should you have been booming? should he have been booming? should we have been booming? should you have been booming? should they have been booming?
Forme interro-négative
Forme simple
shouldn't I boom? shouldn't you boom? shouldn't he boom? shouldn't we boom? shouldn't you boom? shouldn't they boom?
Forme en V-ing
shouldn't I be booming? shouldn't you be booming? shouldn't he be booming? shouldn't we be booming? shouldn't you be booming? shouldn't they be booming?
Perfect
shouldn't I have boomed? shouldn't you have boomed? shouldn't he have boomed? shouldn't we have boomed? shouldn't you have boomed? shouldn't they have boomed?
Perfect en V-ing
shouldn't I have been booming? shouldn't you have been booming? shouldn't he have been booming? shouldn't we have been booming? shouldn't you have been booming? shouldn't they have been booming?