English verb conjugation
CAN SOUTH

Regular verb: south - southed - southed

Affirmation

Simple form	V-ing form
I can south you can south he can south we can south you can south they can south	I can be southing you can be southing he can be southing we can be southing you can be southing they can be southing
Perfect	V-ing perfect
I can have southed you can have southed he can have southed we can have southed you can have southed they can have southed	I can have been southing you can have been southing he can have been southing we can have been southing you can have been southing they can have been southing

Negation

Simple form	V-ing form
I cannot south you cannot south he cannot south we cannot south you cannot south they cannot south	I cannot be southing you cannot be southing he cannot be southing we cannot be southing you cannot be southing they cannot be southing
Perfect	V-ing perfect
I cannot have southed you cannot have southed he cannot have southed we cannot have southed you cannot have southed they cannot have southed	I cannot have been southing you cannot have been southing he cannot have been southing we cannot have been southing you cannot have been southing they cannot have been southing

Interrogative form

Simple form	V-ing form
can I south? can you south? can he south? can we south? can you south? can they south?	can I be southing? can you be southing? can he be southing? can we be southing? can you be southing? can they be southing?
Perfect	V-ing perfect
can I have southed? can you have southed? can he have southed? can we have southed? can you have southed? can they have southed?	can I have been southing? can you have been southing? can he have been southing? can we have been southing? can you have been southing? can they have been southing?

Interro-negative form

Simple form	V-ing form
can I not south? can you not south? can he not south? can we not south? can you not south? can they not south?	can I not be southing? can you not be southing? can he not be southing? can we not be southing? can you not be southing? can they not be southing?
Perfect	V-ing perfect
can I not have southed? can you not have southed? can he not have southed? can we not have southed? can you not have southed? can they not have southed?	can I not have been southing? can you not have been southing? can he not have been southing? can we not have been southing? can you not have been southing? can they not have been southing?