I could frog you could frog he could frog we could frog you could frog they could frog
Form mit V-ing
I could be froging you could be froging he could be froging we could be froging you could be froging they could be froging
Perfekt
I could have froged you could have froged he could have froged we could have froged you could have froged they could have froged
Perfekt mit V-ing
I could have been froging you could have been froging he could have been froging we could have been froging you could have been froging they could have been froging
Negation
Einfache Form
I could not frog you could not frog he could not frog we could not frog you could not frog they could not frog
Form mit V-ing
I could not be froging you could not be froging he could not be froging we could not be froging you could not be froging they could not be froging
Perfekt
I could not have froged you could not have froged he could not have froged we could not have froged you could not have froged they could not have froged
Perfekt mit V-ing
I could not have been froging you could not have been froging he could not have been froging we could not have been froging you could not have been froging they could not have been froging
Fragende Form
Einfache Form
could I frog? could you frog? could he frog? could we frog? could you frog? could they frog?
Form mit V-ing
could I be froging? could you be froging? could he be froging? could we be froging? could you be froging? could they be froging?
Perfekt
could I have froged? could you have froged? could he have froged? could we have froged? could you have froged? could they have froged?
Perfekt mit V-ing
could I have been froging? could you have been froging? could he have been froging? could we have been froging? could you have been froging? could they have been froging?
Fragende Negation Form
Einfache Form
could I not frog? could you not frog? could he not frog? could we not frog? could you not frog? could they not frog?
Form mit V-ing
could I not be froging? could you not be froging? could he not be froging? could we not be froging? could you not be froging? could they not be froging?
Perfekt
could I not have froged? could you not have froged? could he not have froged? could we not have froged? could you not have froged? could they not have froged?
Perfekt mit V-ing
could I not have been froging? could you not have been froging? could he not have been froging? could we not have been froging? could you not have been froging? could they not have been froging?