I may bethink you may bethink he may bethink we may bethink you may bethink they may bethink
V-ing form
I may be bethinking you may be bethinking he may be bethinking we may be bethinking you may be bethinking they may be bethinking
Perfect
I may have bethought you may have bethought he may have bethought we may have bethought you may have bethought they may have bethought
V-ing perfect
I may have been bethinking you may have been bethinking he may have been bethinking we may have been bethinking you may have been bethinking they may have been bethinking
Negation
Simple form
I may not bethink you may not bethink he may not bethink we may not bethink you may not bethink they may not bethink
V-ing form
I may not be bethinking you may not be bethinking he may not be bethinking we may not be bethinking you may not be bethinking they may not be bethinking
Perfect
I may not have bethought you may not have bethought he may not have bethought we may not have bethought you may not have bethought they may not have bethought
V-ing perfect
I may not have been bethinking you may not have been bethinking he may not have been bethinking we may not have been bethinking you may not have been bethinking they may not have been bethinking
Interrogative form
Simple form
may I bethink? may you bethink? may he bethink? may we bethink? may you bethink? may they bethink?
V-ing form
may I be bethinking? may you be bethinking? may he be bethinking? may we be bethinking? may you be bethinking? may they be bethinking?
Perfect
may I have bethought? may you have bethought? may he have bethought? may we have bethought? may you have bethought? may they have bethought?
V-ing perfect
may I have been bethinking? may you have been bethinking? may he have been bethinking? may we have been bethinking? may you have been bethinking? may they have been bethinking?
Interro-negative form
Simple form
may I not bethink? may you not bethink? may he not bethink? may we not bethink? may you not bethink? may they not bethink?
V-ing form
may I not be bethinking? may you not be bethinking? may he not be bethinking? may we not be bethinking? may you not be bethinking? may they not be bethinking?
Perfect
may I not have bethought? may you not have bethought? may he not have bethought? may we not have bethought? may you not have bethought? may they not have bethought?
V-ing perfect
may I not have been bethinking? may you not have been bethinking? may he not have been bethinking? may we not have been bethinking? may you not have been bethinking? may they not have been bethinking?