can chase
Regular verb: chase - chased- chased

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can chase
you can chase
she can chase
we can chase
you can chase
they can chase 	I can be chasing
you can be chasing
she can be chasing
we can be chasing
you can be chasing
they can be chasing	I can have chased
you can have chased
she can have chased
we can have chased
you can have chased
they can have chased	I can have been chasing
you can have been chasing
she can have been chasing
we can have been chasing
you can have been chasing
they can have been chasing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot chase
you cannot chase
she cannot chase
we cannot chase
you cannot chase
they cannot chase 	I cannot be chasing
you cannot be chasing
she cannot be chasing
we cannot be chasing
you cannot be chasing
they cannot be chasing	I cannot have chased
you cannot have chased
she cannot have chased
we cannot have chased
you cannot have chased
they cannot have chased	I cannot have been chasing
you cannot have been chasing
she cannot have been chasing
we cannot have been chasing
you cannot have been chasing
they cannot have been chasing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I chase?
can you chase?
can she chase?
can we chase?
can you chase?
can they chase? 	can I be chasing?
can you be chasing?
can she be chasing?
can we be chasing?
can you be chasing?
can they be chasing? 	can I have chased?
can you have chased?
can she have chased?
can we have chased?
can you have chased?
can they have chased? 	can I have been chasing?
can you have been chasing?
can she have been chasing?
can we have been chasing?
can you have been chasing?
can they have been chasing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not chase?
can you not chase?
can she not chase?
can we not chase?
can you not chase?
can they not chase? 	can I not be chasing?
can you not be chasing?
can she not be chasing?
can we not be chasing?
can you not be chasing?
can they not be chasing? 	can I not have chased?
can you not have chased?
can she not have chased?
can we not have chased?
can you not have chased?
can they not have chased? 	can I not have been chasing?
can you not have been chasing?
can she not have been chasing?
can we not have been chasing?
can you not have been chasing?
can they not have been chasing?