I can overexpand you can overexpand he can overexpand we can overexpand you can overexpand they can overexpand
V-ing form
I can be overexpanding you can be overexpanding he can be overexpanding we can be overexpanding you can be overexpanding they can be overexpanding
Perfect
I can have overexpanded you can have overexpanded he can have overexpanded we can have overexpanded you can have overexpanded they can have overexpanded
V-ing perfect
I can have been overexpanding you can have been overexpanding he can have been overexpanding we can have been overexpanding you can have been overexpanding they can have been overexpanding
Negation
Simple form
I can't overexpand you can't overexpand he can't overexpand we can't overexpand you can't overexpand they can't overexpand
V-ing form
I can't be overexpanding you can't be overexpanding he can't be overexpanding we can't be overexpanding you can't be overexpanding they can't be overexpanding
Perfect
I can't have overexpanded you can't have overexpanded he can't have overexpanded we can't have overexpanded you can't have overexpanded they can't have overexpanded
V-ing perfect
I can't have been overexpanding you can't have been overexpanding he can't have been overexpanding we can't have been overexpanding you can't have been overexpanding they can't have been overexpanding
Interrogative form
Simple form
can I overexpand? can you overexpand? can he overexpand? can we overexpand? can you overexpand? can they overexpand?
V-ing form
can I be overexpanding? can you be overexpanding? can he be overexpanding? can we be overexpanding? can you be overexpanding? can they be overexpanding?
Perfect
can I have overexpanded? can you have overexpanded? can he have overexpanded? can we have overexpanded? can you have overexpanded? can they have overexpanded?
V-ing perfect
can I have been overexpanding? can you have been overexpanding? can he have been overexpanding? can we have been overexpanding? can you have been overexpanding? can they have been overexpanding?
Interro-negative form
Simple form
can't I overexpand? can't you overexpand? can't he overexpand? can't we overexpand? can't you overexpand? can't they overexpand?
V-ing form
can't I be overexpanding? can't you be overexpanding? can't he be overexpanding? can't we be overexpanding? can't you be overexpanding? can't they be overexpanding?
Perfect
can't I have overexpanded? can't you have overexpanded? can't he have overexpanded? can't we have overexpanded? can't you have overexpanded? can't they have overexpanded?
V-ing perfect
can't I have been overexpanding? can't you have been overexpanding? can't he have been overexpanding? can't we have been overexpanding? can't you have been overexpanding? can't they have been overexpanding?