English verb conjugation
CAN SURROUND

Regular verb: surround - surrounded - surrounded

Affirmation

Simple form	V-ing form
I can surround you can surround he can surround we can surround you can surround they can surround	I can be surrounding you can be surrounding he can be surrounding we can be surrounding you can be surrounding they can be surrounding
Perfect	V-ing perfect
I can have surrounded you can have surrounded he can have surrounded we can have surrounded you can have surrounded they can have surrounded	I can have been surrounding you can have been surrounding he can have been surrounding we can have been surrounding you can have been surrounding they can have been surrounding

Negation

Simple form	V-ing form
I can't surround you can't surround he can't surround we can't surround you can't surround they can't surround	I can't be surrounding you can't be surrounding he can't be surrounding we can't be surrounding you can't be surrounding they can't be surrounding
Perfect	V-ing perfect
I can't have surrounded you can't have surrounded he can't have surrounded we can't have surrounded you can't have surrounded they can't have surrounded	I can't have been surrounding you can't have been surrounding he can't have been surrounding we can't have been surrounding you can't have been surrounding they can't have been surrounding

Interrogative form

Simple form	V-ing form
can I surround? can you surround? can he surround? can we surround? can you surround? can they surround?	can I be surrounding? can you be surrounding? can he be surrounding? can we be surrounding? can you be surrounding? can they be surrounding?
Perfect	V-ing perfect
can I have surrounded? can you have surrounded? can he have surrounded? can we have surrounded? can you have surrounded? can they have surrounded?	can I have been surrounding? can you have been surrounding? can he have been surrounding? can we have been surrounding? can you have been surrounding? can they have been surrounding?

Interro-negative form

Simple form	V-ing form
can't I surround? can't you surround? can't he surround? can't we surround? can't you surround? can't they surround?	can't I be surrounding? can't you be surrounding? can't he be surrounding? can't we be surrounding? can't you be surrounding? can't they be surrounding?
Perfect	V-ing perfect
can't I have surrounded? can't you have surrounded? can't he have surrounded? can't we have surrounded? can't you have surrounded? can't they have surrounded?	can't I have been surrounding? can't you have been surrounding? can't he have been surrounding? can't we have been surrounding? can't you have been surrounding? can't they have been surrounding?