I may tile you may tile he may tile we may tile you may tile they may tile
V-ing form
I may be tiling you may be tiling he may be tiling we may be tiling you may be tiling they may be tiling
Perfect
I may have tiled you may have tiled he may have tiled we may have tiled you may have tiled they may have tiled
V-ing perfect
I may have been tiling you may have been tiling he may have been tiling we may have been tiling you may have been tiling they may have been tiling
Negation
Simple form
I mayn't tile you mayn't tile he mayn't tile we mayn't tile you mayn't tile they mayn't tile
V-ing form
I mayn't be tiling you mayn't be tiling he mayn't be tiling we mayn't be tiling you mayn't be tiling they mayn't be tiling
Perfect
I mayn't have tiled you mayn't have tiled he mayn't have tiled we mayn't have tiled you mayn't have tiled they mayn't have tiled
V-ing perfect
I mayn't have been tiling you mayn't have been tiling he mayn't have been tiling we mayn't have been tiling you mayn't have been tiling they mayn't have been tiling
Interrogative form
Simple form
may I tile? may you tile? may he tile? may we tile? may you tile? may they tile?
V-ing form
may I be tiling? may you be tiling? may he be tiling? may we be tiling? may you be tiling? may they be tiling?
Perfect
may I have tiled? may you have tiled? may he have tiled? may we have tiled? may you have tiled? may they have tiled?
V-ing perfect
may I have been tiling? may you have been tiling? may he have been tiling? may we have been tiling? may you have been tiling? may they have been tiling?
Interro-negative form
Simple form
mayn't I tile? mayn't you tile? mayn't he tile? mayn't we tile? mayn't you tile? mayn't they tile?
V-ing form
mayn't I be tiling? mayn't you be tiling? mayn't he be tiling? mayn't we be tiling? mayn't you be tiling? mayn't they be tiling?
Perfect
mayn't I have tiled? mayn't you have tiled? mayn't he have tiled? mayn't we have tiled? mayn't you have tiled? mayn't they have tiled?
V-ing perfect
mayn't I have been tiling? mayn't you have been tiling? mayn't he have been tiling? mayn't we have been tiling? mayn't you have been tiling? mayn't they have been tiling?