I can bunker you can bunker she can bunker we can bunker you can bunker they can bunker
V-ing form
I can be bunkering you can be bunkering she can be bunkering we can be bunkering you can be bunkering they can be bunkering
Perfect
I can have bunkered you can have bunkered she can have bunkered we can have bunkered you can have bunkered they can have bunkered
V-ing perfect
I can have been bunkering you can have been bunkering she can have been bunkering we can have been bunkering you can have been bunkering they can have been bunkering
Negation
Simple form
I cannot bunker you cannot bunker she cannot bunker we cannot bunker you cannot bunker they cannot bunker
V-ing form
I cannot be bunkering you cannot be bunkering she cannot be bunkering we cannot be bunkering you cannot be bunkering they cannot be bunkering
Perfect
I cannot have bunkered you cannot have bunkered she cannot have bunkered we cannot have bunkered you cannot have bunkered they cannot have bunkered
V-ing perfect
I cannot have been bunkering you cannot have been bunkering she cannot have been bunkering we cannot have been bunkering you cannot have been bunkering they cannot have been bunkering
Interrogative form
Simple form
can I bunker? can you bunker? can she bunker? can we bunker? can you bunker? can they bunker?
V-ing form
can I be bunkering? can you be bunkering? can she be bunkering? can we be bunkering? can you be bunkering? can they be bunkering?
Perfect
can I have bunkered? can you have bunkered? can she have bunkered? can we have bunkered? can you have bunkered? can they have bunkered?
V-ing perfect
can I have been bunkering? can you have been bunkering? can she have been bunkering? can we have been bunkering? can you have been bunkering? can they have been bunkering?
Interro-negative form
Simple form
can I not bunker? can you not bunker? can she not bunker? can we not bunker? can you not bunker? can they not bunker?
V-ing form
can I not be bunkering? can you not be bunkering? can she not be bunkering? can we not be bunkering? can you not be bunkering? can they not be bunkering?
Perfect
can I not have bunkered? can you not have bunkered? can she not have bunkered? can we not have bunkered? can you not have bunkered? can they not have bunkered?
V-ing perfect
can I not have been bunkering? can you not have been bunkering? can she not have been bunkering? can we not have been bunkering? can you not have been bunkering? can they not have been bunkering?