I can presurround you can presurround he can presurround we can presurround you can presurround they can presurround
V-ing form
I can be presurrounding you can be presurrounding he can be presurrounding we can be presurrounding you can be presurrounding they can be presurrounding
Perfect
I can have presurrounded you can have presurrounded he can have presurrounded we can have presurrounded you can have presurrounded they can have presurrounded
V-ing perfect
I can have been presurrounding you can have been presurrounding he can have been presurrounding we can have been presurrounding you can have been presurrounding they can have been presurrounding
Negation
Simple form
I cannot presurround you cannot presurround he cannot presurround we cannot presurround you cannot presurround they cannot presurround
V-ing form
I cannot be presurrounding you cannot be presurrounding he cannot be presurrounding we cannot be presurrounding you cannot be presurrounding they cannot be presurrounding
Perfect
I cannot have presurrounded you cannot have presurrounded he cannot have presurrounded we cannot have presurrounded you cannot have presurrounded they cannot have presurrounded
V-ing perfect
I cannot have been presurrounding you cannot have been presurrounding he cannot have been presurrounding we cannot have been presurrounding you cannot have been presurrounding they cannot have been presurrounding
Interrogative form
Simple form
can I presurround? can you presurround? can he presurround? can we presurround? can you presurround? can they presurround?
V-ing form
can I be presurrounding? can you be presurrounding? can he be presurrounding? can we be presurrounding? can you be presurrounding? can they be presurrounding?
Perfect
can I have presurrounded? can you have presurrounded? can he have presurrounded? can we have presurrounded? can you have presurrounded? can they have presurrounded?
V-ing perfect
can I have been presurrounding? can you have been presurrounding? can he have been presurrounding? can we have been presurrounding? can you have been presurrounding? can they have been presurrounding?
Interro-negative form
Simple form
can I not presurround? can you not presurround? can he not presurround? can we not presurround? can you not presurround? can they not presurround?
V-ing form
can I not be presurrounding? can you not be presurrounding? can he not be presurrounding? can we not be presurrounding? can you not be presurrounding? can they not be presurrounding?
Perfect
can I not have presurrounded? can you not have presurrounded? can he not have presurrounded? can we not have presurrounded? can you not have presurrounded? can they not have presurrounded?
V-ing perfect
can I not have been presurrounding? can you not have been presurrounding? can he not have been presurrounding? can we not have been presurrounding? can you not have been presurrounding? can they not have been presurrounding?