I may squeak you may squeak she may squeak we may squeak you may squeak they may squeak
V-ing form
I may be squeaking you may be squeaking she may be squeaking we may be squeaking you may be squeaking they may be squeaking
Perfect
I may have squeaked you may have squeaked she may have squeaked we may have squeaked you may have squeaked they may have squeaked
V-ing perfect
I may have been squeaking you may have been squeaking she may have been squeaking we may have been squeaking you may have been squeaking they may have been squeaking
Negation
Simple form
I mayn't squeak you mayn't squeak she mayn't squeak we mayn't squeak you mayn't squeak they mayn't squeak
V-ing form
I mayn't be squeaking you mayn't be squeaking she mayn't be squeaking we mayn't be squeaking you mayn't be squeaking they mayn't be squeaking
Perfect
I mayn't have squeaked you mayn't have squeaked she mayn't have squeaked we mayn't have squeaked you mayn't have squeaked they mayn't have squeaked
V-ing perfect
I mayn't have been squeaking you mayn't have been squeaking she mayn't have been squeaking we mayn't have been squeaking you mayn't have been squeaking they mayn't have been squeaking
Interrogative form
Simple form
may I squeak? may you squeak? may she squeak? may we squeak? may you squeak? may they squeak?
V-ing form
may I be squeaking? may you be squeaking? may she be squeaking? may we be squeaking? may you be squeaking? may they be squeaking?
Perfect
may I have squeaked? may you have squeaked? may she have squeaked? may we have squeaked? may you have squeaked? may they have squeaked?
V-ing perfect
may I have been squeaking? may you have been squeaking? may she have been squeaking? may we have been squeaking? may you have been squeaking? may they have been squeaking?
Interro-negative form
Simple form
mayn't I squeak? mayn't you squeak? mayn't she squeak? mayn't we squeak? mayn't you squeak? mayn't they squeak?
V-ing form
mayn't I be squeaking? mayn't you be squeaking? mayn't she be squeaking? mayn't we be squeaking? mayn't you be squeaking? mayn't they be squeaking?
Perfect
mayn't I have squeaked? mayn't you have squeaked? mayn't she have squeaked? mayn't we have squeaked? mayn't you have squeaked? mayn't they have squeaked?
V-ing perfect
mayn't I have been squeaking? mayn't you have been squeaking? mayn't she have been squeaking? mayn't we have been squeaking? mayn't you have been squeaking? mayn't they have been squeaking?