English verb conjugation
COULD TROLL

Regular verb: troll - trolled - trolled

Affirmation

Simple form	V-ing form
I could troll you could troll he could troll we could troll you could troll they could troll	I could be trolling you could be trolling he could be trolling we could be trolling you could be trolling they could be trolling
Perfect	V-ing perfect
I could have trolled you could have trolled he could have trolled we could have trolled you could have trolled they could have trolled	I could have been trolling you could have been trolling he could have been trolling we could have been trolling you could have been trolling they could have been trolling

Negation

Simple form	V-ing form
I couldn't troll you couldn't troll he couldn't troll we couldn't troll you couldn't troll they couldn't troll	I couldn't be trolling you couldn't be trolling he couldn't be trolling we couldn't be trolling you couldn't be trolling they couldn't be trolling
Perfect	V-ing perfect
I couldn't have trolled you couldn't have trolled he couldn't have trolled we couldn't have trolled you couldn't have trolled they couldn't have trolled	I couldn't have been trolling you couldn't have been trolling he couldn't have been trolling we couldn't have been trolling you couldn't have been trolling they couldn't have been trolling

Interrogative form

Simple form	V-ing form
could I troll? could you troll? could he troll? could we troll? could you troll? could they troll?	could I be trolling? could you be trolling? could he be trolling? could we be trolling? could you be trolling? could they be trolling?
Perfect	V-ing perfect
could I have trolled? could you have trolled? could he have trolled? could we have trolled? could you have trolled? could they have trolled?	could I have been trolling? could you have been trolling? could he have been trolling? could we have been trolling? could you have been trolling? could they have been trolling?

Interro-negative form

Simple form	V-ing form
couldn't I troll? couldn't you troll? couldn't he troll? couldn't we troll? couldn't you troll? couldn't they troll?	couldn't I be trolling? couldn't you be trolling? couldn't he be trolling? couldn't we be trolling? couldn't you be trolling? couldn't they be trolling?
Perfect	V-ing perfect
couldn't I have trolled? couldn't you have trolled? couldn't he have trolled? couldn't we have trolled? couldn't you have trolled? couldn't they have trolled?	couldn't I have been trolling? couldn't you have been trolling? couldn't he have been trolling? couldn't we have been trolling? couldn't you have been trolling? couldn't they have been trolling?