Coniugazione del verbo inglese
COULD ROUGH

Verbo regolare: rough - roughed - roughed

Affermazione

Forma semplice	Forma con V-ing
I could rough you could rough he could rough we could rough you could rough they could rough	I could be roughing you could be roughing he could be roughing we could be roughing you could be roughing they could be roughing
Perfetto	Perfetto con V-ing
I could have roughed you could have roughed he could have roughed we could have roughed you could have roughed they could have roughed	I could have been roughing you could have been roughing he could have been roughing we could have been roughing you could have been roughing they could have been roughing

Negazione

Forma semplice	Forma con V-ing
I couldn't rough you couldn't rough he couldn't rough we couldn't rough you couldn't rough they couldn't rough	I couldn't be roughing you couldn't be roughing he couldn't be roughing we couldn't be roughing you couldn't be roughing they couldn't be roughing
Perfetto	Perfetto con V-ing
I couldn't have roughed you couldn't have roughed he couldn't have roughed we couldn't have roughed you couldn't have roughed they couldn't have roughed	I couldn't have been roughing you couldn't have been roughing he couldn't have been roughing we couldn't have been roughing you couldn't have been roughing they couldn't have been roughing

Forma interrogativa

Forma semplice	Forma con V-ing
could I rough? could you rough? could he rough? could we rough? could you rough? could they rough?	could I be roughing? could you be roughing? could he be roughing? could we be roughing? could you be roughing? could they be roughing?
Perfetto	Perfetto con V-ing
could I have roughed? could you have roughed? could he have roughed? could we have roughed? could you have roughed? could they have roughed?	could I have been roughing? could you have been roughing? could he have been roughing? could we have been roughing? could you have been roughing? could they have been roughing?

Forma interro-negativa

Forma semplice	Forma con V-ing
couldn't I rough? couldn't you rough? couldn't he rough? couldn't we rough? couldn't you rough? couldn't they rough?	couldn't I be roughing? couldn't you be roughing? couldn't he be roughing? couldn't we be roughing? couldn't you be roughing? couldn't they be roughing?
Perfetto	Perfetto con V-ing
couldn't I have roughed? couldn't you have roughed? couldn't he have roughed? couldn't we have roughed? couldn't you have roughed? couldn't they have roughed?	couldn't I have been roughing? couldn't you have been roughing? couldn't he have been roughing? couldn't we have been roughing? couldn't you have been roughing? couldn't they have been roughing?