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