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