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