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 couldn't execute you couldn't execute he couldn't execute we couldn't execute you couldn't execute they couldn't execute
Form mit V-ing
I couldn't be executing you couldn't be executing he couldn't be executing we couldn't be executing you couldn't be executing they couldn't be executing
Perfekt
I couldn't have executed you couldn't have executed he couldn't have executed we couldn't have executed you couldn't have executed they couldn't have executed
Perfekt mit V-ing
I couldn't have been executing you couldn't have been executing he couldn't have been executing we couldn't have been executing you couldn't have been executing they couldn't 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
couldn't I execute? couldn't you execute? couldn't he execute? couldn't we execute? couldn't you execute? couldn't they execute?
Form mit V-ing
couldn't I be executing? couldn't you be executing? couldn't he be executing? couldn't we be executing? couldn't you be executing? couldn't they be executing?
Perfekt
couldn't I have executed? couldn't you have executed? couldn't he have executed? couldn't we have executed? couldn't you have executed? couldn't they have executed?
Perfekt mit V-ing
couldn't I have been executing? couldn't you have been executing? couldn't he have been executing? couldn't we have been executing? couldn't you have been executing? couldn't they have been executing?