
Regelmäßiges Verb: shrill - shrilled - shrilled
Einfache Form | Form mit V-ing | 
| I could shrill you could shrill she could shrill we could shrill you could shrill they could shrill  | I could be shrilling you could be shrilling she could be shrilling we could be shrilling you could be shrilling they could be shrilling  | 
Perfekt | Perfekt mit V-ing | 
| I could have shrilled you could have shrilled she could have shrilled we could have shrilled you could have shrilled they could have shrilled  | I could have been shrilling you could have been shrilling she could have been shrilling we could have been shrilling you could have been shrilling they could have been shrilling  | 
Einfache Form | Form mit V-ing | 
| I couldn't shrill you couldn't shrill she couldn't shrill we couldn't shrill you couldn't shrill they couldn't shrill  | I couldn't be shrilling you couldn't be shrilling she couldn't be shrilling we couldn't be shrilling you couldn't be shrilling they couldn't be shrilling  | 
Perfekt | Perfekt mit V-ing | 
| I couldn't have shrilled you couldn't have shrilled she couldn't have shrilled we couldn't have shrilled you couldn't have shrilled they couldn't have shrilled  | I couldn't have been shrilling you couldn't have been shrilling she couldn't have been shrilling we couldn't have been shrilling you couldn't have been shrilling they couldn't have been shrilling  | 
Einfache Form | Form mit V-ing | 
| could I shrill? could you shrill? could she shrill? could we shrill? could you shrill? could they shrill?  | could I be shrilling? could you be shrilling? could she be shrilling? could we be shrilling? could you be shrilling? could they be shrilling?  | 
Perfekt | Perfekt mit V-ing | 
| could I have shrilled? could you have shrilled? could she have shrilled? could we have shrilled? could you have shrilled? could they have shrilled?  | could I have been shrilling? could you have been shrilling? could she have been shrilling? could we have been shrilling? could you have been shrilling? could they have been shrilling?  | 
Einfache Form | Form mit V-ing | 
| couldn't I shrill? couldn't you shrill? couldn't she shrill? couldn't we shrill? couldn't you shrill? couldn't they shrill?  | couldn't I be shrilling? couldn't you be shrilling? couldn't she be shrilling? couldn't we be shrilling? couldn't you be shrilling? couldn't they be shrilling?  | 
Perfekt | Perfekt mit V-ing | 
| couldn't I have shrilled? couldn't you have shrilled? couldn't she have shrilled? couldn't we have shrilled? couldn't you have shrilled? couldn't they have shrilled?  | couldn't I have been shrilling? couldn't you have been shrilling? couldn't she have been shrilling? couldn't we have been shrilling? couldn't you have been shrilling? couldn't they have been shrilling?  |