
Verbe régulier : rain -  rained - rained
Traduction française : pleuvoir - faire pleuvoir 
| Forme simple | Forme en V-ing | 
| - - it could rain - - - | - - it could be raining - - - | 
| Perfect | Perfect en V-ing | 
| - - it could have rained - - - | - - it could have been raining - - - | 
| Forme simple | Forme en V-ing | 
| - - it could not rain - - - | - - it could not be raining - - - | 
| Perfect | Perfect en V-ing | 
| - - it could not have rained - - - | - - it could not have been raining - - - | 
| Forme simple | Forme en V-ing | 
| - - could it rain? - - - | - - could it be raining? - - - | 
| Perfect | Perfect en V-ing | 
| - - could it have rained? - - - | - - could it have been raining? - - - | 
| Forme simple | Forme en V-ing | 
| - - could it not rain? - - - | - - could it not be raining? - - - | 
| Perfect | Perfect en V-ing | 
| - - could it not have rained? - - - | - - could it not have been raining? - - - |