I could sharpen you could sharpen he could sharpen we could sharpen you could sharpen they could sharpen
Form mit V-ing
I could be sharpening you could be sharpening he could be sharpening we could be sharpening you could be sharpening they could be sharpening
Perfekt
I could have sharpened you could have sharpened he could have sharpened we could have sharpened you could have sharpened they could have sharpened
Perfekt mit V-ing
I could have been sharpening you could have been sharpening he could have been sharpening we could have been sharpening you could have been sharpening they could have been sharpening
Negation
Einfache Form
I couldn't sharpen you couldn't sharpen he couldn't sharpen we couldn't sharpen you couldn't sharpen they couldn't sharpen
Form mit V-ing
I couldn't be sharpening you couldn't be sharpening he couldn't be sharpening we couldn't be sharpening you couldn't be sharpening they couldn't be sharpening
Perfekt
I couldn't have sharpened you couldn't have sharpened he couldn't have sharpened we couldn't have sharpened you couldn't have sharpened they couldn't have sharpened
Perfekt mit V-ing
I couldn't have been sharpening you couldn't have been sharpening he couldn't have been sharpening we couldn't have been sharpening you couldn't have been sharpening they couldn't have been sharpening
Fragende Form
Einfache Form
could I sharpen? could you sharpen? could he sharpen? could we sharpen? could you sharpen? could they sharpen?
Form mit V-ing
could I be sharpening? could you be sharpening? could he be sharpening? could we be sharpening? could you be sharpening? could they be sharpening?
Perfekt
could I have sharpened? could you have sharpened? could he have sharpened? could we have sharpened? could you have sharpened? could they have sharpened?
Perfekt mit V-ing
could I have been sharpening? could you have been sharpening? could he have been sharpening? could we have been sharpening? could you have been sharpening? could they have been sharpening?
Fragende Negation Form
Einfache Form
couldn't I sharpen? couldn't you sharpen? couldn't he sharpen? couldn't we sharpen? couldn't you sharpen? couldn't they sharpen?
Form mit V-ing
couldn't I be sharpening? couldn't you be sharpening? couldn't he be sharpening? couldn't we be sharpening? couldn't you be sharpening? couldn't they be sharpening?
Perfekt
couldn't I have sharpened? couldn't you have sharpened? couldn't he have sharpened? couldn't we have sharpened? couldn't you have sharpened? couldn't they have sharpened?
Perfekt mit V-ing
couldn't I have been sharpening? couldn't you have been sharpening? couldn't he have been sharpening? couldn't we have been sharpening? couldn't you have been sharpening? couldn't they have been sharpening?