I may stridulate you may stridulate he may stridulate we may stridulate you may stridulate they may stridulate
V-ing form
I may be stridulating you may be stridulating he may be stridulating we may be stridulating you may be stridulating they may be stridulating
Perfect
I may have stridulated you may have stridulated he may have stridulated we may have stridulated you may have stridulated they may have stridulated
V-ing perfect
I may have been stridulating you may have been stridulating he may have been stridulating we may have been stridulating you may have been stridulating they may have been stridulating
Negation
Simple form
I mayn't stridulate you mayn't stridulate he mayn't stridulate we mayn't stridulate you mayn't stridulate they mayn't stridulate
V-ing form
I mayn't be stridulating you mayn't be stridulating he mayn't be stridulating we mayn't be stridulating you mayn't be stridulating they mayn't be stridulating
Perfect
I mayn't have stridulated you mayn't have stridulated he mayn't have stridulated we mayn't have stridulated you mayn't have stridulated they mayn't have stridulated
V-ing perfect
I mayn't have been stridulating you mayn't have been stridulating he mayn't have been stridulating we mayn't have been stridulating you mayn't have been stridulating they mayn't have been stridulating
Interrogative form
Simple form
may I stridulate? may you stridulate? may he stridulate? may we stridulate? may you stridulate? may they stridulate?
V-ing form
may I be stridulating? may you be stridulating? may he be stridulating? may we be stridulating? may you be stridulating? may they be stridulating?
Perfect
may I have stridulated? may you have stridulated? may he have stridulated? may we have stridulated? may you have stridulated? may they have stridulated?
V-ing perfect
may I have been stridulating? may you have been stridulating? may he have been stridulating? may we have been stridulating? may you have been stridulating? may they have been stridulating?
Interro-negative form
Simple form
mayn't I stridulate? mayn't you stridulate? mayn't he stridulate? mayn't we stridulate? mayn't you stridulate? mayn't they stridulate?
V-ing form
mayn't I be stridulating? mayn't you be stridulating? mayn't he be stridulating? mayn't we be stridulating? mayn't you be stridulating? mayn't they be stridulating?
Perfect
mayn't I have stridulated? mayn't you have stridulated? mayn't he have stridulated? mayn't we have stridulated? mayn't you have stridulated? mayn't they have stridulated?
V-ing perfect
mayn't I have been stridulating? mayn't you have been stridulating? mayn't he have been stridulating? mayn't we have been stridulating? mayn't you have been stridulating? mayn't they have been stridulating?