I can mistake you can mistake he can mistake we can mistake you can mistake they can mistake
V-ing form
I can be mistaking you can be mistaking he can be mistaking we can be mistaking you can be mistaking they can be mistaking
Perfect
I can have mistaken you can have mistaken he can have mistaken we can have mistaken you can have mistaken they can have mistaken
V-ing perfect
I can have been mistaking you can have been mistaking he can have been mistaking we can have been mistaking you can have been mistaking they can have been mistaking
Negation
Simple form
I can't mistake you can't mistake he can't mistake we can't mistake you can't mistake they can't mistake
V-ing form
I can't be mistaking you can't be mistaking he can't be mistaking we can't be mistaking you can't be mistaking they can't be mistaking
Perfect
I can't have mistaken you can't have mistaken he can't have mistaken we can't have mistaken you can't have mistaken they can't have mistaken
V-ing perfect
I can't have been mistaking you can't have been mistaking he can't have been mistaking we can't have been mistaking you can't have been mistaking they can't have been mistaking
Interrogative form
Simple form
can I mistake? can you mistake? can he mistake? can we mistake? can you mistake? can they mistake?
V-ing form
can I be mistaking? can you be mistaking? can he be mistaking? can we be mistaking? can you be mistaking? can they be mistaking?
Perfect
can I have mistaken? can you have mistaken? can he have mistaken? can we have mistaken? can you have mistaken? can they have mistaken?
V-ing perfect
can I have been mistaking? can you have been mistaking? can he have been mistaking? can we have been mistaking? can you have been mistaking? can they have been mistaking?
Interro-negative form
Simple form
can't I mistake? can't you mistake? can't he mistake? can't we mistake? can't you mistake? can't they mistake?
V-ing form
can't I be mistaking? can't you be mistaking? can't he be mistaking? can't we be mistaking? can't you be mistaking? can't they be mistaking?
Perfect
can't I have mistaken? can't you have mistaken? can't he have mistaken? can't we have mistaken? can't you have mistaken? can't they have mistaken?
V-ing perfect
can't I have been mistaking? can't you have been mistaking? can't he have been mistaking? can't we have been mistaking? can't you have been mistaking? can't they have been mistaking?