I may dirty you may dirty he may dirty we may dirty you may dirty they may dirty
V-ing form
I may be dirtying you may be dirtying he may be dirtying we may be dirtying you may be dirtying they may be dirtying
Perfect
I may have dirtied you may have dirtied he may have dirtied we may have dirtied you may have dirtied they may have dirtied
V-ing perfect
I may have been dirtying you may have been dirtying he may have been dirtying we may have been dirtying you may have been dirtying they may have been dirtying
Negation
Simple form
I may not dirty you may not dirty he may not dirty we may not dirty you may not dirty they may not dirty
V-ing form
I may not be dirtying you may not be dirtying he may not be dirtying we may not be dirtying you may not be dirtying they may not be dirtying
Perfect
I may not have dirtied you may not have dirtied he may not have dirtied we may not have dirtied you may not have dirtied they may not have dirtied
V-ing perfect
I may not have been dirtying you may not have been dirtying he may not have been dirtying we may not have been dirtying you may not have been dirtying they may not have been dirtying
Interrogative form
Simple form
may I dirty? may you dirty? may he dirty? may we dirty? may you dirty? may they dirty?
V-ing form
may I be dirtying? may you be dirtying? may he be dirtying? may we be dirtying? may you be dirtying? may they be dirtying?
Perfect
may I have dirtied? may you have dirtied? may he have dirtied? may we have dirtied? may you have dirtied? may they have dirtied?
V-ing perfect
may I have been dirtying? may you have been dirtying? may he have been dirtying? may we have been dirtying? may you have been dirtying? may they have been dirtying?
Interro-negative form
Simple form
may I not dirty? may you not dirty? may he not dirty? may we not dirty? may you not dirty? may they not dirty?
V-ing form
may I not be dirtying? may you not be dirtying? may he not be dirtying? may we not be dirtying? may you not be dirtying? may they not be dirtying?
Perfect
may I not have dirtied? may you not have dirtied? may he not have dirtied? may we not have dirtied? may you not have dirtied? may they not have dirtied?
V-ing perfect
may I not have been dirtying? may you not have been dirtying? may he not have been dirtying? may we not have been dirtying? may you not have been dirtying? may they not have been dirtying?