Coniugazione del verbo inglese
COULD FIFE

Verbo regolare: fife - fifed - fifed

Affermazione

Forma semplice	Forma con V-ing
I could fife you could fife he could fife we could fife you could fife they could fife	I could be fifing you could be fifing he could be fifing we could be fifing you could be fifing they could be fifing
Perfetto	Perfetto con V-ing
I could have fifed you could have fifed he could have fifed we could have fifed you could have fifed they could have fifed	I could have been fifing you could have been fifing he could have been fifing we could have been fifing you could have been fifing they could have been fifing

Negazione

Forma semplice	Forma con V-ing
I couldn't fife you couldn't fife he couldn't fife we couldn't fife you couldn't fife they couldn't fife	I couldn't be fifing you couldn't be fifing he couldn't be fifing we couldn't be fifing you couldn't be fifing they couldn't be fifing
Perfetto	Perfetto con V-ing
I couldn't have fifed you couldn't have fifed he couldn't have fifed we couldn't have fifed you couldn't have fifed they couldn't have fifed	I couldn't have been fifing you couldn't have been fifing he couldn't have been fifing we couldn't have been fifing you couldn't have been fifing they couldn't have been fifing

Forma interrogativa

Forma semplice	Forma con V-ing
could I fife? could you fife? could he fife? could we fife? could you fife? could they fife?	could I be fifing? could you be fifing? could he be fifing? could we be fifing? could you be fifing? could they be fifing?
Perfetto	Perfetto con V-ing
could I have fifed? could you have fifed? could he have fifed? could we have fifed? could you have fifed? could they have fifed?	could I have been fifing? could you have been fifing? could he have been fifing? could we have been fifing? could you have been fifing? could they have been fifing?

Forma interro-negativa

Forma semplice	Forma con V-ing
couldn't I fife? couldn't you fife? couldn't he fife? couldn't we fife? couldn't you fife? couldn't they fife?	couldn't I be fifing? couldn't you be fifing? couldn't he be fifing? couldn't we be fifing? couldn't you be fifing? couldn't they be fifing?
Perfetto	Perfetto con V-ing
couldn't I have fifed? couldn't you have fifed? couldn't he have fifed? couldn't we have fifed? couldn't you have fifed? couldn't they have fifed?	couldn't I have been fifing? couldn't you have been fifing? couldn't he have been fifing? couldn't we have been fifing? couldn't you have been fifing? couldn't they have been fifing?