I can encircle you can encircle he can encircle we can encircle you can encircle they can encircle
V-ing form
I can be encircling you can be encircling he can be encircling we can be encircling you can be encircling they can be encircling
Perfect
I can have encircled you can have encircled he can have encircled we can have encircled you can have encircled they can have encircled
V-ing perfect
I can have been encircling you can have been encircling he can have been encircling we can have been encircling you can have been encircling they can have been encircling
Negation
Simple form
I can't encircle you can't encircle he can't encircle we can't encircle you can't encircle they can't encircle
V-ing form
I can't be encircling you can't be encircling he can't be encircling we can't be encircling you can't be encircling they can't be encircling
Perfect
I can't have encircled you can't have encircled he can't have encircled we can't have encircled you can't have encircled they can't have encircled
V-ing perfect
I can't have been encircling you can't have been encircling he can't have been encircling we can't have been encircling you can't have been encircling they can't have been encircling
Interrogative form
Simple form
can I encircle? can you encircle? can he encircle? can we encircle? can you encircle? can they encircle?
V-ing form
can I be encircling? can you be encircling? can he be encircling? can we be encircling? can you be encircling? can they be encircling?
Perfect
can I have encircled? can you have encircled? can he have encircled? can we have encircled? can you have encircled? can they have encircled?
V-ing perfect
can I have been encircling? can you have been encircling? can he have been encircling? can we have been encircling? can you have been encircling? can they have been encircling?
Interro-negative form
Simple form
can't I encircle? can't you encircle? can't he encircle? can't we encircle? can't you encircle? can't they encircle?
V-ing form
can't I be encircling? can't you be encircling? can't he be encircling? can't we be encircling? can't you be encircling? can't they be encircling?
Perfect
can't I have encircled? can't you have encircled? can't he have encircled? can't we have encircled? can't you have encircled? can't they have encircled?
V-ing perfect
can't I have been encircling? can't you have been encircling? can't he have been encircling? can't we have been encircling? can't you have been encircling? can't they have been encircling?