could injure
Regular verb: injure - injured- injured

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could injure
you could injure
she could injure
we could injure
you could injure
they could injure 	I could be injuring
you could be injuring
she could be injuring
we could be injuring
you could be injuring
they could be injuring	I could have injured
you could have injured
she could have injured
we could have injured
you could have injured
they could have injured	I could have been injuring
you could have been injuring
she could have been injuring
we could have been injuring
you could have been injuring
they could have been injuring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not injure
you could not injure
she could not injure
we could not injure
you could not injure
they could not injure 	I could not be injuring
you could not be injuring
she could not be injuring
we could not be injuring
you could not be injuring
they could not be injuring	I could not have injured
you could not have injured
she could not have injured
we could not have injured
you could not have injured
they could not have injured	I could not have been injuring
you could not have been injuring
she could not have been injuring
we could not have been injuring
you could not have been injuring
they could not have been injuring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I injure?
could you injure?
could she injure?
could we injure?
could you injure?
could they injure? 	could I be injuring?
could you be injuring?
could she be injuring?
could we be injuring?
could you be injuring?
could they be injuring? 	could I have injured?
could you have injured?
could she have injured?
could we have injured?
could you have injured?
could they have injured? 	could I have been injuring?
could you have been injuring?
could she have been injuring?
could we have been injuring?
could you have been injuring?
could they have been injuring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not injure?
could you not injure?
could she not injure?
could we not injure?
could you not injure?
could they not injure? 	could I not be injuring?
could you not be injuring?
could she not be injuring?
could we not be injuring?
could you not be injuring?
could they not be injuring? 	could I not have injured?
could you not have injured?
could she not have injured?
could we not have injured?
could you not have injured?
could they not have injured? 	could I not have been injuring?
could you not have been injuring?
could she not have been injuring?
could we not have been injuring?
could you not have been injuring?
could they not have been injuring?