
Verbe régulier : stain -  stained - stained
Traduction française : tacher 
Forme simple | Forme en V-ing | 
| I could stain you could stain she could stain we could stain you could stain they could stain  | I could be staining you could be staining she could be staining we could be staining you could be staining they could be staining  | 
Perfect | Perfect en V-ing | 
| I could have stained you could have stained she could have stained we could have stained you could have stained they could have stained  | I could have been staining you could have been staining she could have been staining we could have been staining you could have been staining they could have been staining  | 
Forme simple | Forme en V-ing | 
| I couldn't stain you couldn't stain she couldn't stain we couldn't stain you couldn't stain they couldn't stain  | I couldn't be staining you couldn't be staining she couldn't be staining we couldn't be staining you couldn't be staining they couldn't be staining  | 
Perfect | Perfect en V-ing | 
| I couldn't have stained you couldn't have stained she couldn't have stained we couldn't have stained you couldn't have stained they couldn't have stained  | I couldn't have been staining you couldn't have been staining she couldn't have been staining we couldn't have been staining you couldn't have been staining they couldn't have been staining  | 
Forme simple | Forme en V-ing | 
| could I stain? could you stain? could she stain? could we stain? could you stain? could they stain?  | could I be staining? could you be staining? could she be staining? could we be staining? could you be staining? could they be staining?  | 
Perfect | Perfect en V-ing | 
| could I have stained? could you have stained? could she have stained? could we have stained? could you have stained? could they have stained?  | could I have been staining? could you have been staining? could she have been staining? could we have been staining? could you have been staining? could they have been staining?  | 
Forme simple | Forme en V-ing | 
| couldn't I stain? couldn't you stain? couldn't she stain? couldn't we stain? couldn't you stain? couldn't they stain?  | couldn't I be staining? couldn't you be staining? couldn't she be staining? couldn't we be staining? couldn't you be staining? couldn't they be staining?  | 
Perfect | Perfect en V-ing | 
| couldn't I have stained? couldn't you have stained? couldn't she have stained? couldn't we have stained? couldn't you have stained? couldn't they have stained?  | couldn't I have been staining? couldn't you have been staining? couldn't she have been staining? couldn't we have been staining? couldn't you have been staining? couldn't they have been staining?  |