I could steamer you could steamer she could steamer we could steamer you could steamer they could steamer
Forme en V-ing
I could be steamering you could be steamering she could be steamering we could be steamering you could be steamering they could be steamering
Perfect
I could have steamered you could have steamered she could have steamered we could have steamered you could have steamered they could have steamered
Perfect en V-ing
I could have been steamering you could have been steamering she could have been steamering we could have been steamering you could have been steamering they could have been steamering
Négation
Forme simple
I couldn't steamer you couldn't steamer she couldn't steamer we couldn't steamer you couldn't steamer they couldn't steamer
Forme en V-ing
I couldn't be steamering you couldn't be steamering she couldn't be steamering we couldn't be steamering you couldn't be steamering they couldn't be steamering
Perfect
I couldn't have steamered you couldn't have steamered she couldn't have steamered we couldn't have steamered you couldn't have steamered they couldn't have steamered
Perfect en V-ing
I couldn't have been steamering you couldn't have been steamering she couldn't have been steamering we couldn't have been steamering you couldn't have been steamering they couldn't have been steamering
Forme interrogative
Forme simple
could I steamer? could you steamer? could she steamer? could we steamer? could you steamer? could they steamer?
Forme en V-ing
could I be steamering? could you be steamering? could she be steamering? could we be steamering? could you be steamering? could they be steamering?
Perfect
could I have steamered? could you have steamered? could she have steamered? could we have steamered? could you have steamered? could they have steamered?
Perfect en V-ing
could I have been steamering? could you have been steamering? could she have been steamering? could we have been steamering? could you have been steamering? could they have been steamering?
Forme interro-négative
Forme simple
couldn't I steamer? couldn't you steamer? couldn't she steamer? couldn't we steamer? couldn't you steamer? couldn't they steamer?
Forme en V-ing
couldn't I be steamering? couldn't you be steamering? couldn't she be steamering? couldn't we be steamering? couldn't you be steamering? couldn't they be steamering?
Perfect
couldn't I have steamered? couldn't you have steamered? couldn't she have steamered? couldn't we have steamered? couldn't you have steamered? couldn't they have steamered?
Perfect en V-ing
couldn't I have been steamering? couldn't you have been steamering? couldn't she have been steamering? couldn't we have been steamering? couldn't you have been steamering? couldn't they have been steamering?