I can scamper you can scamper he can scamper we can scamper you can scamper they can scamper
V-ing form
I can be scampering you can be scampering he can be scampering we can be scampering you can be scampering they can be scampering
Perfect
I can have scampered you can have scampered he can have scampered we can have scampered you can have scampered they can have scampered
V-ing perfect
I can have been scampering you can have been scampering he can have been scampering we can have been scampering you can have been scampering they can have been scampering
Negation
Simple form
I can't scamper you can't scamper he can't scamper we can't scamper you can't scamper they can't scamper
V-ing form
I can't be scampering you can't be scampering he can't be scampering we can't be scampering you can't be scampering they can't be scampering
Perfect
I can't have scampered you can't have scampered he can't have scampered we can't have scampered you can't have scampered they can't have scampered
V-ing perfect
I can't have been scampering you can't have been scampering he can't have been scampering we can't have been scampering you can't have been scampering they can't have been scampering
Interrogative form
Simple form
can I scamper? can you scamper? can he scamper? can we scamper? can you scamper? can they scamper?
V-ing form
can I be scampering? can you be scampering? can he be scampering? can we be scampering? can you be scampering? can they be scampering?
Perfect
can I have scampered? can you have scampered? can he have scampered? can we have scampered? can you have scampered? can they have scampered?
V-ing perfect
can I have been scampering? can you have been scampering? can he have been scampering? can we have been scampering? can you have been scampering? can they have been scampering?
Interro-negative form
Simple form
can't I scamper? can't you scamper? can't he scamper? can't we scamper? can't you scamper? can't they scamper?
V-ing form
can't I be scampering? can't you be scampering? can't he be scampering? can't we be scampering? can't you be scampering? can't they be scampering?
Perfect
can't I have scampered? can't you have scampered? can't he have scampered? can't we have scampered? can't you have scampered? can't they have scampered?
V-ing perfect
can't I have been scampering? can't you have been scampering? can't he have been scampering? can't we have been scampering? can't you have been scampering? can't they have been scampering?