English verb conjugation
MAY PRESERVE

Regular verb: preserve - preserved - preserved

Affirmation

Simple form	V-ing form
I may preserve you may preserve he may preserve we may preserve you may preserve they may preserve	I may be preserving you may be preserving he may be preserving we may be preserving you may be preserving they may be preserving
Perfect	V-ing perfect
I may have preserved you may have preserved he may have preserved we may have preserved you may have preserved they may have preserved	I may have been preserving you may have been preserving he may have been preserving we may have been preserving you may have been preserving they may have been preserving

Negation

Simple form	V-ing form
I mayn't preserve you mayn't preserve he mayn't preserve we mayn't preserve you mayn't preserve they mayn't preserve	I mayn't be preserving you mayn't be preserving he mayn't be preserving we mayn't be preserving you mayn't be preserving they mayn't be preserving
Perfect	V-ing perfect
I mayn't have preserved you mayn't have preserved he mayn't have preserved we mayn't have preserved you mayn't have preserved they mayn't have preserved	I mayn't have been preserving you mayn't have been preserving he mayn't have been preserving we mayn't have been preserving you mayn't have been preserving they mayn't have been preserving

Interrogative form

Simple form	V-ing form
may I preserve? may you preserve? may he preserve? may we preserve? may you preserve? may they preserve?	may I be preserving? may you be preserving? may he be preserving? may we be preserving? may you be preserving? may they be preserving?
Perfect	V-ing perfect
may I have preserved? may you have preserved? may he have preserved? may we have preserved? may you have preserved? may they have preserved?	may I have been preserving? may you have been preserving? may he have been preserving? may we have been preserving? may you have been preserving? may they have been preserving?

Interro-negative form

Simple form	V-ing form
mayn't I preserve? mayn't you preserve? mayn't he preserve? mayn't we preserve? mayn't you preserve? mayn't they preserve?	mayn't I be preserving? mayn't you be preserving? mayn't he be preserving? mayn't we be preserving? mayn't you be preserving? mayn't they be preserving?
Perfect	V-ing perfect
mayn't I have preserved? mayn't you have preserved? mayn't he have preserved? mayn't we have preserved? mayn't you have preserved? mayn't they have preserved?	mayn't I have been preserving? mayn't you have been preserving? mayn't he have been preserving? mayn't we have been preserving? mayn't you have been preserving? mayn't they have been preserving?