English verb conjugation
MAY CONTACT

Regular verb: contact - contacted - contacted

Affirmation

Simple form	V-ing form
I may contact you may contact he may contact we may contact you may contact they may contact	I may be contacting you may be contacting he may be contacting we may be contacting you may be contacting they may be contacting
Perfect	V-ing perfect
I may have contacted you may have contacted he may have contacted we may have contacted you may have contacted they may have contacted	I may have been contacting you may have been contacting he may have been contacting we may have been contacting you may have been contacting they may have been contacting

Negation

Simple form	V-ing form
I mayn't contact you mayn't contact he mayn't contact we mayn't contact you mayn't contact they mayn't contact	I mayn't be contacting you mayn't be contacting he mayn't be contacting we mayn't be contacting you mayn't be contacting they mayn't be contacting
Perfect	V-ing perfect
I mayn't have contacted you mayn't have contacted he mayn't have contacted we mayn't have contacted you mayn't have contacted they mayn't have contacted	I mayn't have been contacting you mayn't have been contacting he mayn't have been contacting we mayn't have been contacting you mayn't have been contacting they mayn't have been contacting

Interrogative form

Simple form	V-ing form
may I contact? may you contact? may he contact? may we contact? may you contact? may they contact?	may I be contacting? may you be contacting? may he be contacting? may we be contacting? may you be contacting? may they be contacting?
Perfect	V-ing perfect
may I have contacted? may you have contacted? may he have contacted? may we have contacted? may you have contacted? may they have contacted?	may I have been contacting? may you have been contacting? may he have been contacting? may we have been contacting? may you have been contacting? may they have been contacting?

Interro-negative form

Simple form	V-ing form
mayn't I contact? mayn't you contact? mayn't he contact? mayn't we contact? mayn't you contact? mayn't they contact?	mayn't I be contacting? mayn't you be contacting? mayn't he be contacting? mayn't we be contacting? mayn't you be contacting? mayn't they be contacting?
Perfect	V-ing perfect
mayn't I have contacted? mayn't you have contacted? mayn't he have contacted? mayn't we have contacted? mayn't you have contacted? mayn't they have contacted?	mayn't I have been contacting? mayn't you have been contacting? mayn't he have been contacting? mayn't we have been contacting? mayn't you have been contacting? mayn't they have been contacting?