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