
Verbo regular: rain - rained - rained
Forma simple | Forma com V-ing | 
| - - it can rain - - -  | - - it can be raining - - -  | 
Perfeito | Perfeito com V-ing | 
| - - it can have rained - - -  | - - it can have been raining - - -  | 
Forma simple | Forma com V-ing | 
| - - it can't rain - - -  | - - it can't be raining - - -  | 
Perfeito | Perfeito com V-ing | 
| - - it can't have rained - - -  | - - it can't have been raining - - -  | 
Forma simple | Forma com V-ing | 
| - - can it rain? - - -  | - - can it be raining? - - -  | 
Perfeito | Perfeito com V-ing | 
| - - can it have rained? - - -  | - - can it have been raining? - - -  | 
Forma simple | Forma com V-ing | 
| - - can't it rain? - - -  | - - can't it be raining? - - -  | 
Perfeito | Perfeito com V-ing | 
| - - can't it have rained? - - -  | - - can't it have been raining? - - -  |