English verb conjugation
CAN CACHE

Regular verb: cache - cached - cached

Affirmation

Simple form	V-ing form
I can cache you can cache he can cache we can cache you can cache they can cache	I can be caching you can be caching he can be caching we can be caching you can be caching they can be caching
Perfect	V-ing perfect
I can have cached you can have cached he can have cached we can have cached you can have cached they can have cached	I can have been caching you can have been caching he can have been caching we can have been caching you can have been caching they can have been caching

Negation

Simple form	V-ing form
I can't cache you can't cache he can't cache we can't cache you can't cache they can't cache	I can't be caching you can't be caching he can't be caching we can't be caching you can't be caching they can't be caching
Perfect	V-ing perfect
I can't have cached you can't have cached he can't have cached we can't have cached you can't have cached they can't have cached	I can't have been caching you can't have been caching he can't have been caching we can't have been caching you can't have been caching they can't have been caching

Interrogative form

Simple form	V-ing form
can I cache? can you cache? can he cache? can we cache? can you cache? can they cache?	can I be caching? can you be caching? can he be caching? can we be caching? can you be caching? can they be caching?
Perfect	V-ing perfect
can I have cached? can you have cached? can he have cached? can we have cached? can you have cached? can they have cached?	can I have been caching? can you have been caching? can he have been caching? can we have been caching? can you have been caching? can they have been caching?

Interro-negative form

Simple form	V-ing form
can't I cache? can't you cache? can't he cache? can't we cache? can't you cache? can't they cache?	can't I be caching? can't you be caching? can't he be caching? can't we be caching? can't you be caching? can't they be caching?
Perfect	V-ing perfect
can't I have cached? can't you have cached? can't he have cached? can't we have cached? can't you have cached? can't they have cached?	can't I have been caching? can't you have been caching? can't he have been caching? can't we have been caching? can't you have been caching? can't they have been caching?