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