English verb conjugation
CAN TROOP

Regular verb: troop - trooped - trooped

Affirmation

Simple form	V-ing form
I can troop you can troop he can troop we can troop you can troop they can troop	I can be trooping you can be trooping he can be trooping we can be trooping you can be trooping they can be trooping
Perfect	V-ing perfect
I can have trooped you can have trooped he can have trooped we can have trooped you can have trooped they can have trooped	I can have been trooping you can have been trooping he can have been trooping we can have been trooping you can have been trooping they can have been trooping

Negation

Simple form	V-ing form
I can't troop you can't troop he can't troop we can't troop you can't troop they can't troop	I can't be trooping you can't be trooping he can't be trooping we can't be trooping you can't be trooping they can't be trooping
Perfect	V-ing perfect
I can't have trooped you can't have trooped he can't have trooped we can't have trooped you can't have trooped they can't have trooped	I can't have been trooping you can't have been trooping he can't have been trooping we can't have been trooping you can't have been trooping they can't have been trooping

Interrogative form

Simple form	V-ing form
can I troop? can you troop? can he troop? can we troop? can you troop? can they troop?	can I be trooping? can you be trooping? can he be trooping? can we be trooping? can you be trooping? can they be trooping?
Perfect	V-ing perfect
can I have trooped? can you have trooped? can he have trooped? can we have trooped? can you have trooped? can they have trooped?	can I have been trooping? can you have been trooping? can he have been trooping? can we have been trooping? can you have been trooping? can they have been trooping?

Interro-negative form

Simple form	V-ing form
can't I troop? can't you troop? can't he troop? can't we troop? can't you troop? can't they troop?	can't I be trooping? can't you be trooping? can't he be trooping? can't we be trooping? can't you be trooping? can't they be trooping?
Perfect	V-ing perfect
can't I have trooped? can't you have trooped? can't he have trooped? can't we have trooped? can't you have trooped? can't they have trooped?	can't I have been trooping? can't you have been trooping? can't he have been trooping? can't we have been trooping? can't you have been trooping? can't they have been trooping?