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 cannot troop you cannot troop he cannot troop we cannot troop you cannot troop they cannot troop	I cannot be trooping you cannot be trooping he cannot be trooping we cannot be trooping you cannot be trooping they cannot be trooping
Perfect	V-ing perfect
I cannot have trooped you cannot have trooped he cannot have trooped we cannot have trooped you cannot have trooped they cannot have trooped	I cannot have been trooping you cannot have been trooping he cannot have been trooping we cannot have been trooping you cannot have been trooping they cannot 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 I not troop? can you not troop? can he not troop? can we not troop? can you not troop? can they not troop?	can I not be trooping? can you not be trooping? can he not be trooping? can we not be trooping? can you not be trooping? can they not be trooping?
Perfect	V-ing perfect
can I not have trooped? can you not have trooped? can he not have trooped? can we not have trooped? can you not have trooped? can they not have trooped?	can I not have been trooping? can you not have been trooping? can he not have been trooping? can we not have been trooping? can you not have been trooping? can they not have been trooping?