English verb conjugation
MAY STERILISE

Regular verb: sterilise - sterilised - sterilised

Affirmation

Simple form	V-ing form
I may sterilise you may sterilise he may sterilise we may sterilise you may sterilise they may sterilise	I may be sterilising you may be sterilising he may be sterilising we may be sterilising you may be sterilising they may be sterilising
Perfect	V-ing perfect
I may have sterilised you may have sterilised he may have sterilised we may have sterilised you may have sterilised they may have sterilised	I may have been sterilising you may have been sterilising he may have been sterilising we may have been sterilising you may have been sterilising they may have been sterilising

Negation

Simple form	V-ing form
I mayn't sterilise you mayn't sterilise he mayn't sterilise we mayn't sterilise you mayn't sterilise they mayn't sterilise	I mayn't be sterilising you mayn't be sterilising he mayn't be sterilising we mayn't be sterilising you mayn't be sterilising they mayn't be sterilising
Perfect	V-ing perfect
I mayn't have sterilised you mayn't have sterilised he mayn't have sterilised we mayn't have sterilised you mayn't have sterilised they mayn't have sterilised	I mayn't have been sterilising you mayn't have been sterilising he mayn't have been sterilising we mayn't have been sterilising you mayn't have been sterilising they mayn't have been sterilising

Interrogative form

Simple form	V-ing form
may I sterilise? may you sterilise? may he sterilise? may we sterilise? may you sterilise? may they sterilise?	may I be sterilising? may you be sterilising? may he be sterilising? may we be sterilising? may you be sterilising? may they be sterilising?
Perfect	V-ing perfect
may I have sterilised? may you have sterilised? may he have sterilised? may we have sterilised? may you have sterilised? may they have sterilised?	may I have been sterilising? may you have been sterilising? may he have been sterilising? may we have been sterilising? may you have been sterilising? may they have been sterilising?

Interro-negative form

Simple form	V-ing form
mayn't I sterilise? mayn't you sterilise? mayn't he sterilise? mayn't we sterilise? mayn't you sterilise? mayn't they sterilise?	mayn't I be sterilising? mayn't you be sterilising? mayn't he be sterilising? mayn't we be sterilising? mayn't you be sterilising? mayn't they be sterilising?
Perfect	V-ing perfect
mayn't I have sterilised? mayn't you have sterilised? mayn't he have sterilised? mayn't we have sterilised? mayn't you have sterilised? mayn't they have sterilised?	mayn't I have been sterilising? mayn't you have been sterilising? mayn't he have been sterilising? mayn't we have been sterilising? mayn't you have been sterilising? mayn't they have been sterilising?