
Verbe régulier : spy -  spied - spied
Traduction française : faire de l'espionnage - apercevoir 
Forme simple | Forme en V-ing | 
| I could spy you could spy he could spy we could spy you could spy they could spy  | I could be spying you could be spying he could be spying we could be spying you could be spying they could be spying  | 
Perfect | Perfect en V-ing | 
| I could have spied you could have spied he could have spied we could have spied you could have spied they could have spied  | I could have been spying you could have been spying he could have been spying we could have been spying you could have been spying they could have been spying  | 
Forme simple | Forme en V-ing | 
| I couldn't spy you couldn't spy he couldn't spy we couldn't spy you couldn't spy they couldn't spy  | I couldn't be spying you couldn't be spying he couldn't be spying we couldn't be spying you couldn't be spying they couldn't be spying  | 
Perfect | Perfect en V-ing | 
| I couldn't have spied you couldn't have spied he couldn't have spied we couldn't have spied you couldn't have spied they couldn't have spied  | I couldn't have been spying you couldn't have been spying he couldn't have been spying we couldn't have been spying you couldn't have been spying they couldn't have been spying  | 
Forme simple | Forme en V-ing | 
| could I spy? could you spy? could he spy? could we spy? could you spy? could they spy?  | could I be spying? could you be spying? could he be spying? could we be spying? could you be spying? could they be spying?  | 
Perfect | Perfect en V-ing | 
| could I have spied? could you have spied? could he have spied? could we have spied? could you have spied? could they have spied?  | could I have been spying? could you have been spying? could he have been spying? could we have been spying? could you have been spying? could they have been spying?  | 
Forme simple | Forme en V-ing | 
| couldn't I spy? couldn't you spy? couldn't he spy? couldn't we spy? couldn't you spy? couldn't they spy?  | couldn't I be spying? couldn't you be spying? couldn't he be spying? couldn't we be spying? couldn't you be spying? couldn't they be spying?  | 
Perfect | Perfect en V-ing | 
| couldn't I have spied? couldn't you have spied? couldn't he have spied? couldn't we have spied? couldn't you have spied? couldn't they have spied?  | couldn't I have been spying? couldn't you have been spying? couldn't he have been spying? couldn't we have been spying? couldn't you have been spying? couldn't they have been spying?  |