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