English verb conjugation
MAY GAS

Regular verb: gas - gassed - gassed

Affirmation

Simple form	V-ing form
I may gas you may gas she may gas we may gas you may gas they may gas	I may be gassing you may be gassing she may be gassing we may be gassing you may be gassing they may be gassing
Perfect	V-ing perfect
I may have gassed you may have gassed she may have gassed we may have gassed you may have gassed they may have gassed	I may have been gassing you may have been gassing she may have been gassing we may have been gassing you may have been gassing they may have been gassing

Negation

Simple form	V-ing form
I mayn't gas you mayn't gas she mayn't gas we mayn't gas you mayn't gas they mayn't gas	I mayn't be gassing you mayn't be gassing she mayn't be gassing we mayn't be gassing you mayn't be gassing they mayn't be gassing
Perfect	V-ing perfect
I mayn't have gassed you mayn't have gassed she mayn't have gassed we mayn't have gassed you mayn't have gassed they mayn't have gassed	I mayn't have been gassing you mayn't have been gassing she mayn't have been gassing we mayn't have been gassing you mayn't have been gassing they mayn't have been gassing

Interrogative form

Simple form	V-ing form
may I gas? may you gas? may she gas? may we gas? may you gas? may they gas?	may I be gassing? may you be gassing? may she be gassing? may we be gassing? may you be gassing? may they be gassing?
Perfect	V-ing perfect
may I have gassed? may you have gassed? may she have gassed? may we have gassed? may you have gassed? may they have gassed?	may I have been gassing? may you have been gassing? may she have been gassing? may we have been gassing? may you have been gassing? may they have been gassing?

Interro-negative form

Simple form	V-ing form
mayn't I gas? mayn't you gas? mayn't she gas? mayn't we gas? mayn't you gas? mayn't they gas?	mayn't I be gassing? mayn't you be gassing? mayn't she be gassing? mayn't we be gassing? mayn't you be gassing? mayn't they be gassing?
Perfect	V-ing perfect
mayn't I have gassed? mayn't you have gassed? mayn't she have gassed? mayn't we have gassed? mayn't you have gassed? mayn't they have gassed?	mayn't I have been gassing? mayn't you have been gassing? mayn't she have been gassing? mayn't we have been gassing? mayn't you have been gassing? mayn't they have been gassing?