I could execute you could execute he could execute we could execute you could execute they could execute
Form mit V-ing
I could be executing you could be executing he could be executing we could be executing you could be executing they could be executing
Perfekt
I could have executed you could have executed he could have executed we could have executed you could have executed they could have executed
Perfekt mit V-ing
I could have been executing you could have been executing he could have been executing we could have been executing you could have been executing they could have been executing
Negation
Einfache Form
I could not execute you could not execute he could not execute we could not execute you could not execute they could not execute
Form mit V-ing
I could not be executing you could not be executing he could not be executing we could not be executing you could not be executing they could not be executing
Perfekt
I could not have executed you could not have executed he could not have executed we could not have executed you could not have executed they could not have executed
Perfekt mit V-ing
I could not have been executing you could not have been executing he could not have been executing we could not have been executing you could not have been executing they could not have been executing
Fragende Form
Einfache Form
could I execute? could you execute? could he execute? could we execute? could you execute? could they execute?
Form mit V-ing
could I be executing? could you be executing? could he be executing? could we be executing? could you be executing? could they be executing?
Perfekt
could I have executed? could you have executed? could he have executed? could we have executed? could you have executed? could they have executed?
Perfekt mit V-ing
could I have been executing? could you have been executing? could he have been executing? could we have been executing? could you have been executing? could they have been executing?
Fragende Negation Form
Einfache Form
could I not execute? could you not execute? could he not execute? could we not execute? could you not execute? could they not execute?
Form mit V-ing
could I not be executing? could you not be executing? could he not be executing? could we not be executing? could you not be executing? could they not be executing?
Perfekt
could I not have executed? could you not have executed? could he not have executed? could we not have executed? could you not have executed? could they not have executed?
Perfekt mit V-ing
could I not have been executing? could you not have been executing? could he not have been executing? could we not have been executing? could you not have been executing? could they not have been executing?