Coniugazione del verbo inglese
COULD SPUTTER

Verbo regolare: sputter - sputtered - sputtered

Affermazione

Forma semplice	Forma con V-ing
I could sputter you could sputter she could sputter we could sputter you could sputter they could sputter	I could be sputtering you could be sputtering she could be sputtering we could be sputtering you could be sputtering they could be sputtering
Perfetto	Perfetto con V-ing
I could have sputtered you could have sputtered she could have sputtered we could have sputtered you could have sputtered they could have sputtered	I could have been sputtering you could have been sputtering she could have been sputtering we could have been sputtering you could have been sputtering they could have been sputtering

Negazione

Forma semplice	Forma con V-ing
I couldn't sputter you couldn't sputter she couldn't sputter we couldn't sputter you couldn't sputter they couldn't sputter	I couldn't be sputtering you couldn't be sputtering she couldn't be sputtering we couldn't be sputtering you couldn't be sputtering they couldn't be sputtering
Perfetto	Perfetto con V-ing
I couldn't have sputtered you couldn't have sputtered she couldn't have sputtered we couldn't have sputtered you couldn't have sputtered they couldn't have sputtered	I couldn't have been sputtering you couldn't have been sputtering she couldn't have been sputtering we couldn't have been sputtering you couldn't have been sputtering they couldn't have been sputtering

Forma interrogativa

Forma semplice	Forma con V-ing
could I sputter? could you sputter? could she sputter? could we sputter? could you sputter? could they sputter?	could I be sputtering? could you be sputtering? could she be sputtering? could we be sputtering? could you be sputtering? could they be sputtering?
Perfetto	Perfetto con V-ing
could I have sputtered? could you have sputtered? could she have sputtered? could we have sputtered? could you have sputtered? could they have sputtered?	could I have been sputtering? could you have been sputtering? could she have been sputtering? could we have been sputtering? could you have been sputtering? could they have been sputtering?

Forma interro-negativa

Forma semplice	Forma con V-ing
couldn't I sputter? couldn't you sputter? couldn't she sputter? couldn't we sputter? couldn't you sputter? couldn't they sputter?	couldn't I be sputtering? couldn't you be sputtering? couldn't she be sputtering? couldn't we be sputtering? couldn't you be sputtering? couldn't they be sputtering?
Perfetto	Perfetto con V-ing
couldn't I have sputtered? couldn't you have sputtered? couldn't she have sputtered? couldn't we have sputtered? couldn't you have sputtered? couldn't they have sputtered?	couldn't I have been sputtering? couldn't you have been sputtering? couldn't she have been sputtering? couldn't we have been sputtering? couldn't you have been sputtering? couldn't they have been sputtering?