may sustain
Verbo regular: sustain - sustained- sustained

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may sustain
you may sustain
she may sustain
we may sustain
you may sustain
they may sustain 	I may be sustaining
you may be sustaining
she may be sustaining
we may be sustaining
you may be sustaining
they may be sustaining	I may have sustained
you may have sustained
she may have sustained
we may have sustained
you may have sustained
they may have sustained	I may have been sustaining
you may have been sustaining
she may have been sustaining
we may have been sustaining
you may have been sustaining
they may have been sustaining	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may not sustain
you may not sustain
she may not sustain
we may not sustain
you may not sustain
they may not sustain 	I may not be sustaining
you may not be sustaining
she may not be sustaining
we may not be sustaining
you may not be sustaining
they may not be sustaining	I may not have sustained
you may not have sustained
she may not have sustained
we may not have sustained
you may not have sustained
they may not have sustained	I may not have been sustaining
you may not have been sustaining
she may not have been sustaining
we may not have been sustaining
you may not have been sustaining
they may not have been sustaining	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I sustain?
may you sustain?
may she sustain?
may we sustain?
may you sustain?
may they sustain? 	may I be sustaining?
may you be sustaining?
may she be sustaining?
may we be sustaining?
may you be sustaining?
may they be sustaining? 	may I have sustained?
may you have sustained?
may she have sustained?
may we have sustained?
may you have sustained?
may they have sustained? 	may I have been sustaining?
may you have been sustaining?
may she have been sustaining?
may we have been sustaining?
may you have been sustaining?
may they have been sustaining? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I not sustain?
may you not sustain?
may she not sustain?
may we not sustain?
may you not sustain?
may they not sustain? 	may I not be sustaining?
may you not be sustaining?
may she not be sustaining?
may we not be sustaining?
may you not be sustaining?
may they not be sustaining? 	may I not have sustained?
may you not have sustained?
may she not have sustained?
may we not have sustained?
may you not have sustained?
may they not have sustained? 	may I not have been sustaining?
may you not have been sustaining?
may she not have been sustaining?
may we not have been sustaining?
may you not have been sustaining?
may they not have been sustaining?