I can blister you can blister she can blister we can blister you can blister they can blister
V-ing form
I can be blistering you can be blistering she can be blistering we can be blistering you can be blistering they can be blistering
Perfect
I can have blistered you can have blistered she can have blistered we can have blistered you can have blistered they can have blistered
V-ing perfect
I can have been blistering you can have been blistering she can have been blistering we can have been blistering you can have been blistering they can have been blistering
Negation
Simple form
I can't blister you can't blister she can't blister we can't blister you can't blister they can't blister
V-ing form
I can't be blistering you can't be blistering she can't be blistering we can't be blistering you can't be blistering they can't be blistering
Perfect
I can't have blistered you can't have blistered she can't have blistered we can't have blistered you can't have blistered they can't have blistered
V-ing perfect
I can't have been blistering you can't have been blistering she can't have been blistering we can't have been blistering you can't have been blistering they can't have been blistering
Interrogative form
Simple form
can I blister? can you blister? can she blister? can we blister? can you blister? can they blister?
V-ing form
can I be blistering? can you be blistering? can she be blistering? can we be blistering? can you be blistering? can they be blistering?
Perfect
can I have blistered? can you have blistered? can she have blistered? can we have blistered? can you have blistered? can they have blistered?
V-ing perfect
can I have been blistering? can you have been blistering? can she have been blistering? can we have been blistering? can you have been blistering? can they have been blistering?
Interro-negative form
Simple form
can't I blister? can't you blister? can't she blister? can't we blister? can't you blister? can't they blister?
V-ing form
can't I be blistering? can't you be blistering? can't she be blistering? can't we be blistering? can't you be blistering? can't they be blistering?
Perfect
can't I have blistered? can't you have blistered? can't she have blistered? can't we have blistered? can't you have blistered? can't they have blistered?
V-ing perfect
can't I have been blistering? can't you have been blistering? can't she have been blistering? can't we have been blistering? can't you have been blistering? can't they have been blistering?