can chase
Regular verb: chase - chased- chased

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can chase
you can chase
he can chase
we can chase
you can chase
they can chase 	I can be chasing
you can be chasing
he can be chasing
we can be chasing
you can be chasing
they can be chasing	I can have chased
you can have chased
he 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
he 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 can't chase
you can't chase
he can't chase
we can't chase
you can't chase
they can't chase 	I can't be chasing
you can't be chasing
he can't be chasing
we can't be chasing
you can't be chasing
they can't be chasing	I can't have chased
you can't have chased
he can't have chased
we can't have chased
you can't have chased
they can't have chased	I can't have been chasing
you can't have been chasing
he can't have been chasing
we can't have been chasing
you can't have been chasing
they can't have been chasing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I chase?
can you chase?
can he chase?
can we chase?
can you chase?
can they chase? 	can I be chasing?
can you be chasing?
can he be chasing?
can we be chasing?
can you be chasing?
can they be chasing? 	can I have chased?
can you have chased?
can he 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 he 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't I chase?
can't you chase?
can't he chase?
can't we chase?
can't you chase?
can't they chase? 	can't I be chasing?
can't you be chasing?
can't he be chasing?
can't we be chasing?
can't you be chasing?
can't they be chasing? 	can't I have chased?
can't you have chased?
can't he have chased?
can't we have chased?
can't you have chased?
can't they have chased? 	can't I have been chasing?
can't you have been chasing?
can't he have been chasing?
can't we have been chasing?
can't you have been chasing?
can't they have been chasing?