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