English verb conjugation
MAY CLENCH

Regular verb: clench - clenched - clenched

Affirmation

Simple form	V-ing form
I may clench you may clench he may clench we may clench you may clench they may clench	I may be clenching you may be clenching he may be clenching we may be clenching you may be clenching they may be clenching
Perfect	V-ing perfect
I may have clenched you may have clenched he may have clenched we may have clenched you may have clenched they may have clenched	I may have been clenching you may have been clenching he may have been clenching we may have been clenching you may have been clenching they may have been clenching

Negation

Simple form	V-ing form
I mayn't clench you mayn't clench he mayn't clench we mayn't clench you mayn't clench they mayn't clench	I mayn't be clenching you mayn't be clenching he mayn't be clenching we mayn't be clenching you mayn't be clenching they mayn't be clenching
Perfect	V-ing perfect
I mayn't have clenched you mayn't have clenched he mayn't have clenched we mayn't have clenched you mayn't have clenched they mayn't have clenched	I mayn't have been clenching you mayn't have been clenching he mayn't have been clenching we mayn't have been clenching you mayn't have been clenching they mayn't have been clenching

Interrogative form

Simple form	V-ing form
may I clench? may you clench? may he clench? may we clench? may you clench? may they clench?	may I be clenching? may you be clenching? may he be clenching? may we be clenching? may you be clenching? may they be clenching?
Perfect	V-ing perfect
may I have clenched? may you have clenched? may he have clenched? may we have clenched? may you have clenched? may they have clenched?	may I have been clenching? may you have been clenching? may he have been clenching? may we have been clenching? may you have been clenching? may they have been clenching?

Interro-negative form

Simple form	V-ing form
mayn't I clench? mayn't you clench? mayn't he clench? mayn't we clench? mayn't you clench? mayn't they clench?	mayn't I be clenching? mayn't you be clenching? mayn't he be clenching? mayn't we be clenching? mayn't you be clenching? mayn't they be clenching?
Perfect	V-ing perfect
mayn't I have clenched? mayn't you have clenched? mayn't he have clenched? mayn't we have clenched? mayn't you have clenched? mayn't they have clenched?	mayn't I have been clenching? mayn't you have been clenching? mayn't he have been clenching? mayn't we have been clenching? mayn't you have been clenching? mayn't they have been clenching?