I could engineer you could engineer he could engineer we could engineer you could engineer they could engineer
Form mit V-ing
I could be engineering you could be engineering he could be engineering we could be engineering you could be engineering they could be engineering
Perfekt
I could have engineered you could have engineered he could have engineered we could have engineered you could have engineered they could have engineered
Perfekt mit V-ing
I could have been engineering you could have been engineering he could have been engineering we could have been engineering you could have been engineering they could have been engineering
Negation
Einfache Form
I couldn't engineer you couldn't engineer he couldn't engineer we couldn't engineer you couldn't engineer they couldn't engineer
Form mit V-ing
I couldn't be engineering you couldn't be engineering he couldn't be engineering we couldn't be engineering you couldn't be engineering they couldn't be engineering
Perfekt
I couldn't have engineered you couldn't have engineered he couldn't have engineered we couldn't have engineered you couldn't have engineered they couldn't have engineered
Perfekt mit V-ing
I couldn't have been engineering you couldn't have been engineering he couldn't have been engineering we couldn't have been engineering you couldn't have been engineering they couldn't have been engineering
Fragende Form
Einfache Form
could I engineer? could you engineer? could he engineer? could we engineer? could you engineer? could they engineer?
Form mit V-ing
could I be engineering? could you be engineering? could he be engineering? could we be engineering? could you be engineering? could they be engineering?
Perfekt
could I have engineered? could you have engineered? could he have engineered? could we have engineered? could you have engineered? could they have engineered?
Perfekt mit V-ing
could I have been engineering? could you have been engineering? could he have been engineering? could we have been engineering? could you have been engineering? could they have been engineering?
Fragende Negation Form
Einfache Form
couldn't I engineer? couldn't you engineer? couldn't he engineer? couldn't we engineer? couldn't you engineer? couldn't they engineer?
Form mit V-ing
couldn't I be engineering? couldn't you be engineering? couldn't he be engineering? couldn't we be engineering? couldn't you be engineering? couldn't they be engineering?
Perfekt
couldn't I have engineered? couldn't you have engineered? couldn't he have engineered? couldn't we have engineered? couldn't you have engineered? couldn't they have engineered?
Perfekt mit V-ing
couldn't I have been engineering? couldn't you have been engineering? couldn't he have been engineering? couldn't we have been engineering? couldn't you have been engineering? couldn't they have been engineering?