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