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