English verb conjugation
CAN SIUM

Regular verb: sium - siumed - siumed

Affirmation

Simple form	V-ing form
I can sium you can sium he can sium we can sium you can sium they can sium	I can be siuming you can be siuming he can be siuming we can be siuming you can be siuming they can be siuming
Perfect	V-ing perfect
I can have siumed you can have siumed he can have siumed we can have siumed you can have siumed they can have siumed	I can have been siuming you can have been siuming he can have been siuming we can have been siuming you can have been siuming they can have been siuming

Negation

Simple form	V-ing form
I can't sium you can't sium he can't sium we can't sium you can't sium they can't sium	I can't be siuming you can't be siuming he can't be siuming we can't be siuming you can't be siuming they can't be siuming
Perfect	V-ing perfect
I can't have siumed you can't have siumed he can't have siumed we can't have siumed you can't have siumed they can't have siumed	I can't have been siuming you can't have been siuming he can't have been siuming we can't have been siuming you can't have been siuming they can't have been siuming

Interrogative form

Simple form	V-ing form
can I sium? can you sium? can he sium? can we sium? can you sium? can they sium?	can I be siuming? can you be siuming? can he be siuming? can we be siuming? can you be siuming? can they be siuming?
Perfect	V-ing perfect
can I have siumed? can you have siumed? can he have siumed? can we have siumed? can you have siumed? can they have siumed?	can I have been siuming? can you have been siuming? can he have been siuming? can we have been siuming? can you have been siuming? can they have been siuming?

Interro-negative form

Simple form	V-ing form
can't I sium? can't you sium? can't he sium? can't we sium? can't you sium? can't they sium?	can't I be siuming? can't you be siuming? can't he be siuming? can't we be siuming? can't you be siuming? can't they be siuming?
Perfect	V-ing perfect
can't I have siumed? can't you have siumed? can't he have siumed? can't we have siumed? can't you have siumed? can't they have siumed?	can't I have been siuming? can't you have been siuming? can't he have been siuming? can't we have been siuming? can't you have been siuming? can't they have been siuming?