English verb conjugation
CAN TROLL

Regular verb: troll - trolled - trolled

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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