can troop
Regular verb: troop - trooped- trooped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
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	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 	Perfect 	V-ing perfect 	
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	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 	Perfect 	V-ing perfect 	
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? 	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 	Perfect 	V-ing perfect 	
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? 	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?