I may extemporise you may extemporise she may extemporise we may extemporise you may extemporise they may extemporise
Forme en V-ing
I may be extemporising you may be extemporising she may be extemporising we may be extemporising you may be extemporising they may be extemporising
Perfect
I may have extemporised you may have extemporised she may have extemporised we may have extemporised you may have extemporised they may have extemporised
Perfect en V-ing
I may have been extemporising you may have been extemporising she may have been extemporising we may have been extemporising you may have been extemporising they may have been extemporising
Négation
Forme simple
I mayn't extemporise you mayn't extemporise she mayn't extemporise we mayn't extemporise you mayn't extemporise they mayn't extemporise
Forme en V-ing
I mayn't be extemporising you mayn't be extemporising she mayn't be extemporising we mayn't be extemporising you mayn't be extemporising they mayn't be extemporising
Perfect
I mayn't have extemporised you mayn't have extemporised she mayn't have extemporised we mayn't have extemporised you mayn't have extemporised they mayn't have extemporised
Perfect en V-ing
I mayn't have been extemporising you mayn't have been extemporising she mayn't have been extemporising we mayn't have been extemporising you mayn't have been extemporising they mayn't have been extemporising
Forme interrogative
Forme simple
may I extemporise? may you extemporise? may she extemporise? may we extemporise? may you extemporise? may they extemporise?
Forme en V-ing
may I be extemporising? may you be extemporising? may she be extemporising? may we be extemporising? may you be extemporising? may they be extemporising?
Perfect
may I have extemporised? may you have extemporised? may she have extemporised? may we have extemporised? may you have extemporised? may they have extemporised?
Perfect en V-ing
may I have been extemporising? may you have been extemporising? may she have been extemporising? may we have been extemporising? may you have been extemporising? may they have been extemporising?
Forme interro-négative
Forme simple
mayn't I extemporise? mayn't you extemporise? mayn't she extemporise? mayn't we extemporise? mayn't you extemporise? mayn't they extemporise?
Forme en V-ing
mayn't I be extemporising? mayn't you be extemporising? mayn't she be extemporising? mayn't we be extemporising? mayn't you be extemporising? mayn't they be extemporising?
Perfect
mayn't I have extemporised? mayn't you have extemporised? mayn't she have extemporised? mayn't we have extemporised? mayn't you have extemporised? mayn't they have extemporised?
Perfect en V-ing
mayn't I have been extemporising? mayn't you have been extemporising? mayn't she have been extemporising? mayn't we have been extemporising? mayn't you have been extemporising? mayn't they have been extemporising?