may undertain
Verbo regular: undertain - undertained- undertained

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may undertain
you may undertain
he may undertain
we may undertain
you may undertain
they may undertain 	I may be undertaining
you may be undertaining
he may be undertaining
we may be undertaining
you may be undertaining
they may be undertaining	I may have undertained
you may have undertained
he may have undertained
we may have undertained
you may have undertained
they may have undertained	I may have been undertaining
you may have been undertaining
he may have been undertaining
we may have been undertaining
you may have been undertaining
they may have been undertaining	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mayn't undertain
you mayn't undertain
he mayn't undertain
we mayn't undertain
you mayn't undertain
they mayn't undertain 	I mayn't be undertaining
you mayn't be undertaining
he mayn't be undertaining
we mayn't be undertaining
you mayn't be undertaining
they mayn't be undertaining	I mayn't have undertained
you mayn't have undertained
he mayn't have undertained
we mayn't have undertained
you mayn't have undertained
they mayn't have undertained	I mayn't have been undertaining
you mayn't have been undertaining
he mayn't have been undertaining
we mayn't have been undertaining
you mayn't have been undertaining
they mayn't have been undertaining	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I undertain?
may you undertain?
may he undertain?
may we undertain?
may you undertain?
may they undertain? 	may I be undertaining?
may you be undertaining?
may he be undertaining?
may we be undertaining?
may you be undertaining?
may they be undertaining? 	may I have undertained?
may you have undertained?
may he have undertained?
may we have undertained?
may you have undertained?
may they have undertained? 	may I have been undertaining?
may you have been undertaining?
may he have been undertaining?
may we have been undertaining?
may you have been undertaining?
may they have been undertaining? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mayn't I undertain?
mayn't you undertain?
mayn't he undertain?
mayn't we undertain?
mayn't you undertain?
mayn't they undertain? 	mayn't I be undertaining?
mayn't you be undertaining?
mayn't he be undertaining?
mayn't we be undertaining?
mayn't you be undertaining?
mayn't they be undertaining? 	mayn't I have undertained?
mayn't you have undertained?
mayn't he have undertained?
mayn't we have undertained?
mayn't you have undertained?
mayn't they have undertained? 	mayn't I have been undertaining?
mayn't you have been undertaining?
mayn't he have been undertaining?
mayn't we have been undertaining?
mayn't you have been undertaining?
mayn't they have been undertaining?