Konjugation des englischen Verbs
COULD OBSERVE

Regelmäßiges Verb: observe - observed - observed

Bestätigung

Einfache Form	Form mit V-ing
I could observe you could observe he could observe we could observe you could observe they could observe	I could be observing you could be observing he could be observing we could be observing you could be observing they could be observing
Perfekt	Perfekt mit V-ing
I could have observed you could have observed he could have observed we could have observed you could have observed they could have observed	I could have been observing you could have been observing he could have been observing we could have been observing you could have been observing they could have been observing

Negation

Einfache Form	Form mit V-ing
I couldn't observe you couldn't observe he couldn't observe we couldn't observe you couldn't observe they couldn't observe	I couldn't be observing you couldn't be observing he couldn't be observing we couldn't be observing you couldn't be observing they couldn't be observing
Perfekt	Perfekt mit V-ing
I couldn't have observed you couldn't have observed he couldn't have observed we couldn't have observed you couldn't have observed they couldn't have observed	I couldn't have been observing you couldn't have been observing he couldn't have been observing we couldn't have been observing you couldn't have been observing they couldn't have been observing

Fragende Form

Einfache Form	Form mit V-ing
could I observe? could you observe? could he observe? could we observe? could you observe? could they observe?	could I be observing? could you be observing? could he be observing? could we be observing? could you be observing? could they be observing?
Perfekt	Perfekt mit V-ing
could I have observed? could you have observed? could he have observed? could we have observed? could you have observed? could they have observed?	could I have been observing? could you have been observing? could he have been observing? could we have been observing? could you have been observing? could they have been observing?

Fragende Negation Form

Einfache Form	Form mit V-ing
couldn't I observe? couldn't you observe? couldn't he observe? couldn't we observe? couldn't you observe? couldn't they observe?	couldn't I be observing? couldn't you be observing? couldn't he be observing? couldn't we be observing? couldn't you be observing? couldn't they be observing?
Perfekt	Perfekt mit V-ing
couldn't I have observed? couldn't you have observed? couldn't he have observed? couldn't we have observed? couldn't you have observed? couldn't they have observed?	couldn't I have been observing? couldn't you have been observing? couldn't he have been observing? couldn't we have been observing? couldn't you have been observing? couldn't they have been observing?