I may plane you may plane he may plane we may plane you may plane they may plane
V-ing form
I may be planing you may be planing he may be planing we may be planing you may be planing they may be planing
Perfect
I may have planed you may have planed he may have planed we may have planed you may have planed they may have planed
V-ing perfect
I may have been planing you may have been planing he may have been planing we may have been planing you may have been planing they may have been planing
Negation
Simple form
I may not plane you may not plane he may not plane we may not plane you may not plane they may not plane
V-ing form
I may not be planing you may not be planing he may not be planing we may not be planing you may not be planing they may not be planing
Perfect
I may not have planed you may not have planed he may not have planed we may not have planed you may not have planed they may not have planed
V-ing perfect
I may not have been planing you may not have been planing he may not have been planing we may not have been planing you may not have been planing they may not have been planing
Interrogative form
Simple form
may I plane? may you plane? may he plane? may we plane? may you plane? may they plane?
V-ing form
may I be planing? may you be planing? may he be planing? may we be planing? may you be planing? may they be planing?
Perfect
may I have planed? may you have planed? may he have planed? may we have planed? may you have planed? may they have planed?
V-ing perfect
may I have been planing? may you have been planing? may he have been planing? may we have been planing? may you have been planing? may they have been planing?
Interro-negative form
Simple form
may I not plane? may you not plane? may he not plane? may we not plane? may you not plane? may they not plane?
V-ing form
may I not be planing? may you not be planing? may he not be planing? may we not be planing? may you not be planing? may they not be planing?
Perfect
may I not have planed? may you not have planed? may he not have planed? may we not have planed? may you not have planed? may they not have planed?
V-ing perfect
may I not have been planing? may you not have been planing? may he not have been planing? may we not have been planing? may you not have been planing? may they not have been planing?