I may skipper you may skipper he may skipper we may skipper you may skipper they may skipper
V-ing form
I may be skippering you may be skippering he may be skippering we may be skippering you may be skippering they may be skippering
Perfect
I may have skippered you may have skippered he may have skippered we may have skippered you may have skippered they may have skippered
V-ing perfect
I may have been skippering you may have been skippering he may have been skippering we may have been skippering you may have been skippering they may have been skippering
Negation
Simple form
I may not skipper you may not skipper he may not skipper we may not skipper you may not skipper they may not skipper
V-ing form
I may not be skippering you may not be skippering he may not be skippering we may not be skippering you may not be skippering they may not be skippering
Perfect
I may not have skippered you may not have skippered he may not have skippered we may not have skippered you may not have skippered they may not have skippered
V-ing perfect
I may not have been skippering you may not have been skippering he may not have been skippering we may not have been skippering you may not have been skippering they may not have been skippering
Interrogative form
Simple form
may I skipper? may you skipper? may he skipper? may we skipper? may you skipper? may they skipper?
V-ing form
may I be skippering? may you be skippering? may he be skippering? may we be skippering? may you be skippering? may they be skippering?
Perfect
may I have skippered? may you have skippered? may he have skippered? may we have skippered? may you have skippered? may they have skippered?
V-ing perfect
may I have been skippering? may you have been skippering? may he have been skippering? may we have been skippering? may you have been skippering? may they have been skippering?
Interro-negative form
Simple form
may I not skipper? may you not skipper? may he not skipper? may we not skipper? may you not skipper? may they not skipper?
V-ing form
may I not be skippering? may you not be skippering? may he not be skippering? may we not be skippering? may you not be skippering? may they not be skippering?
Perfect
may I not have skippered? may you not have skippered? may he not have skippered? may we not have skippered? may you not have skippered? may they not have skippered?
V-ing perfect
may I not have been skippering? may you not have been skippering? may he not have been skippering? may we not have been skippering? may you not have been skippering? may they not have been skippering?