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