
Verbo regolare: rain - rained - rained
Forma semplice | Forma con V-ing | 
| - - it ought to rain - - -  | - - it ought to be raining - - -  | 
Perfetto | Perfetto con V-ing | 
| - - it ought to have rained - - -  | - - it ought to have been raining - - -  | 
Forma semplice | Forma con V-ing | 
| - - it ought not to rain - - -  | - - it ought not to raining - - -  | 
Perfetto | Perfetto con V-ing | 
| - - it ought not to have rained - - -  | - - it ought not to have been raining - - -  | 
Forma semplice | Forma con V-ing | 
| - - ought to it rain? - - -  | - - ought to it be raining? - - -  | 
Perfetto | Perfetto con V-ing | 
| - - ought to it have rained? - - -  | - - ought to it have been raining? - - -  | 
Forma semplice | Forma con V-ing | 
| - - ought it not to rain? - - -  | - - ought it not to be raining? - - -  | 
Perfetto | Perfetto con V-ing | 
| - - ought it not to have rained? - - -  | - - ought it not to have been raining? - - -  |