could encircle
Regular verb: encircle - encircled- encircled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could encircle
you could encircle
she could encircle
we could encircle
you could encircle
they could encircle 	I could be encircling
you could be encircling
she could be encircling
we could be encircling
you could be encircling
they could be encircling	I could have encircled
you could have encircled
she could have encircled
we could have encircled
you could have encircled
they could have encircled	I could have been encircling
you could have been encircling
she could have been encircling
we could have been encircling
you could have been encircling
they could have been encircling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't encircle
you couldn't encircle
she couldn't encircle
we couldn't encircle
you couldn't encircle
they couldn't encircle 	I couldn't be encircling
you couldn't be encircling
she couldn't be encircling
we couldn't be encircling
you couldn't be encircling
they couldn't be encircling	I couldn't have encircled
you couldn't have encircled
she couldn't have encircled
we couldn't have encircled
you couldn't have encircled
they couldn't have encircled	I couldn't have been encircling
you couldn't have been encircling
she couldn't have been encircling
we couldn't have been encircling
you couldn't have been encircling
they couldn't have been encircling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I encircle?
could you encircle?
could she encircle?
could we encircle?
could you encircle?
could they encircle? 	could I be encircling?
could you be encircling?
could she be encircling?
could we be encircling?
could you be encircling?
could they be encircling? 	could I have encircled?
could you have encircled?
could she have encircled?
could we have encircled?
could you have encircled?
could they have encircled? 	could I have been encircling?
could you have been encircling?
could she have been encircling?
could we have been encircling?
could you have been encircling?
could they have been encircling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I encircle?
couldn't you encircle?
couldn't she encircle?
couldn't we encircle?
couldn't you encircle?
couldn't they encircle? 	couldn't I be encircling?
couldn't you be encircling?
couldn't she be encircling?
couldn't we be encircling?
couldn't you be encircling?
couldn't they be encircling? 	couldn't I have encircled?
couldn't you have encircled?
couldn't she have encircled?
couldn't we have encircled?
couldn't you have encircled?
couldn't they have encircled? 	couldn't I have been encircling?
couldn't you have been encircling?
couldn't she have been encircling?
couldn't we have been encircling?
couldn't you have been encircling?
couldn't they have been encircling?