Conjugação do verbo inglês
MAY REFEREE

Verbo regular: referee - refereed - refereed

Afirmação

Forma simple	Forma com V-ing
I may referee you may referee he may referee we may referee you may referee they may referee	I may be refereeing you may be refereeing he may be refereeing we may be refereeing you may be refereeing they may be refereeing
Perfeito	Perfeito com V-ing
I may have refereed you may have refereed he may have refereed we may have refereed you may have refereed they may have refereed	I may have been refereeing you may have been refereeing he may have been refereeing we may have been refereeing you may have been refereeing they may have been refereeing

Negação

Forma simple	Forma com V-ing
I mayn't referee you mayn't referee he mayn't referee we mayn't referee you mayn't referee they mayn't referee	I mayn't be refereeing you mayn't be refereeing he mayn't be refereeing we mayn't be refereeing you mayn't be refereeing they mayn't be refereeing
Perfeito	Perfeito com V-ing
I mayn't have refereed you mayn't have refereed he mayn't have refereed we mayn't have refereed you mayn't have refereed they mayn't have refereed	I mayn't have been refereeing you mayn't have been refereeing he mayn't have been refereeing we mayn't have been refereeing you mayn't have been refereeing they mayn't have been refereeing

Forma interrogativa

Forma simple	Forma com V-ing
may I referee? may you referee? may he referee? may we referee? may you referee? may they referee?	may I be refereeing? may you be refereeing? may he be refereeing? may we be refereeing? may you be refereeing? may they be refereeing?
Perfeito	Perfeito com V-ing
may I have refereed? may you have refereed? may he have refereed? may we have refereed? may you have refereed? may they have refereed?	may I have been refereeing? may you have been refereeing? may he have been refereeing? may we have been refereeing? may you have been refereeing? may they have been refereeing?

Forma interro-Negação

Forma simple	Forma com V-ing
mayn't I referee? mayn't you referee? mayn't he referee? mayn't we referee? mayn't you referee? mayn't they referee?	mayn't I be refereeing? mayn't you be refereeing? mayn't he be refereeing? mayn't we be refereeing? mayn't you be refereeing? mayn't they be refereeing?
Perfeito	Perfeito com V-ing
mayn't I have refereed? mayn't you have refereed? mayn't he have refereed? mayn't we have refereed? mayn't you have refereed? mayn't they have refereed?	mayn't I have been refereeing? mayn't you have been refereeing? mayn't he have been refereeing? mayn't we have been refereeing? mayn't you have been refereeing? mayn't they have been refereeing?