I may winterise you may winterise she may winterise we may winterise you may winterise they may winterise
V-ing form
I may be winterising you may be winterising she may be winterising we may be winterising you may be winterising they may be winterising
Perfect
I may have winterised you may have winterised she may have winterised we may have winterised you may have winterised they may have winterised
V-ing perfect
I may have been winterising you may have been winterising she may have been winterising we may have been winterising you may have been winterising they may have been winterising
Negation
Simple form
I may not winterise you may not winterise she may not winterise we may not winterise you may not winterise they may not winterise
V-ing form
I may not be winterising you may not be winterising she may not be winterising we may not be winterising you may not be winterising they may not be winterising
Perfect
I may not have winterised you may not have winterised she may not have winterised we may not have winterised you may not have winterised they may not have winterised
V-ing perfect
I may not have been winterising you may not have been winterising she may not have been winterising we may not have been winterising you may not have been winterising they may not have been winterising
Interrogative form
Simple form
may I winterise? may you winterise? may she winterise? may we winterise? may you winterise? may they winterise?
V-ing form
may I be winterising? may you be winterising? may she be winterising? may we be winterising? may you be winterising? may they be winterising?
Perfect
may I have winterised? may you have winterised? may she have winterised? may we have winterised? may you have winterised? may they have winterised?
V-ing perfect
may I have been winterising? may you have been winterising? may she have been winterising? may we have been winterising? may you have been winterising? may they have been winterising?
Interro-negative form
Simple form
may I not winterise? may you not winterise? may she not winterise? may we not winterise? may you not winterise? may they not winterise?
V-ing form
may I not be winterising? may you not be winterising? may she not be winterising? may we not be winterising? may you not be winterising? may they not be winterising?
Perfect
may I not have winterised? may you not have winterised? may she not have winterised? may we not have winterised? may you not have winterised? may they not have winterised?
V-ing perfect
may I not have been winterising? may you not have been winterising? may she not have been winterising? may we not have been winterising? may you not have been winterising? may they not have been winterising?