I could off-set you could off-set he could off-set we could off-set you could off-set they could off-set
Forme en V-ing
I could be off-seting you could be off-seting he could be off-seting we could be off-seting you could be off-seting they could be off-seting
Perfect
I could have off-set you could have off-set he could have off-set we could have off-set you could have off-set they could have off-set
Perfect en V-ing
I could have been off-seting you could have been off-seting he could have been off-seting we could have been off-seting you could have been off-seting they could have been off-seting
Négation
Forme simple
I couldn't off-set you couldn't off-set he couldn't off-set we couldn't off-set you couldn't off-set they couldn't off-set
Forme en V-ing
I couldn't be off-seting you couldn't be off-seting he couldn't be off-seting we couldn't be off-seting you couldn't be off-seting they couldn't be off-seting
Perfect
I couldn't have off-set you couldn't have off-set he couldn't have off-set we couldn't have off-set you couldn't have off-set they couldn't have off-set
Perfect en V-ing
I couldn't have been off-seting you couldn't have been off-seting he couldn't have been off-seting we couldn't have been off-seting you couldn't have been off-seting they couldn't have been off-seting
Forme interrogative
Forme simple
could I off-set? could you off-set? could he off-set? could we off-set? could you off-set? could they off-set?
Forme en V-ing
could I be off-seting? could you be off-seting? could he be off-seting? could we be off-seting? could you be off-seting? could they be off-seting?
Perfect
could I have off-set? could you have off-set? could he have off-set? could we have off-set? could you have off-set? could they have off-set?
Perfect en V-ing
could I have been off-seting? could you have been off-seting? could he have been off-seting? could we have been off-seting? could you have been off-seting? could they have been off-seting?
Forme interro-négative
Forme simple
couldn't I off-set? couldn't you off-set? couldn't he off-set? couldn't we off-set? couldn't you off-set? couldn't they off-set?
Forme en V-ing
couldn't I be off-seting? couldn't you be off-seting? couldn't he be off-seting? couldn't we be off-seting? couldn't you be off-seting? couldn't they be off-seting?
Perfect
couldn't I have off-set? couldn't you have off-set? couldn't he have off-set? couldn't we have off-set? couldn't you have off-set? couldn't they have off-set?
Perfect en V-ing
couldn't I have been off-seting? couldn't you have been off-seting? couldn't he have been off-seting? couldn't we have been off-seting? couldn't you have been off-seting? couldn't they have been off-seting?