English verb conjugation
CAN SIMPLE

Regular verb: simple - simpled - simpled

Affirmation

Simple form	V-ing form
I can simple you can simple he can simple we can simple you can simple they can simple	I can be simpling you can be simpling he can be simpling we can be simpling you can be simpling they can be simpling
Perfect	V-ing perfect
I can have simpled you can have simpled he can have simpled we can have simpled you can have simpled they can have simpled	I can have been simpling you can have been simpling he can have been simpling we can have been simpling you can have been simpling they can have been simpling

Negation

Simple form	V-ing form
I can't simple you can't simple he can't simple we can't simple you can't simple they can't simple	I can't be simpling you can't be simpling he can't be simpling we can't be simpling you can't be simpling they can't be simpling
Perfect	V-ing perfect
I can't have simpled you can't have simpled he can't have simpled we can't have simpled you can't have simpled they can't have simpled	I can't have been simpling you can't have been simpling he can't have been simpling we can't have been simpling you can't have been simpling they can't have been simpling

Interrogative form

Simple form	V-ing form
can I simple? can you simple? can he simple? can we simple? can you simple? can they simple?	can I be simpling? can you be simpling? can he be simpling? can we be simpling? can you be simpling? can they be simpling?
Perfect	V-ing perfect
can I have simpled? can you have simpled? can he have simpled? can we have simpled? can you have simpled? can they have simpled?	can I have been simpling? can you have been simpling? can he have been simpling? can we have been simpling? can you have been simpling? can they have been simpling?

Interro-negative form

Simple form	V-ing form
can't I simple? can't you simple? can't he simple? can't we simple? can't you simple? can't they simple?	can't I be simpling? can't you be simpling? can't he be simpling? can't we be simpling? can't you be simpling? can't they be simpling?
Perfect	V-ing perfect
can't I have simpled? can't you have simpled? can't he have simpled? can't we have simpled? can't you have simpled? can't they have simpled?	can't I have been simpling? can't you have been simpling? can't he have been simpling? can't we have been simpling? can't you have been simpling? can't they have been simpling?