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