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