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