may roof
Verbo regular: roof - roofed- roofed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may roof
you may roof
she may roof
we may roof
you may roof
they may roof 	I may be roofing
you may be roofing
she may be roofing
we may be roofing
you may be roofing
they may be roofing	I may have roofed
you may have roofed
she may have roofed
we may have roofed
you may have roofed
they may have roofed	I may have been roofing
you may have been roofing
she may have been roofing
we may have been roofing
you may have been roofing
they may have been roofing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may not roof
you may not roof
she may not roof
we may not roof
you may not roof
they may not roof 	I may not be roofing
you may not be roofing
she may not be roofing
we may not be roofing
you may not be roofing
they may not be roofing	I may not have roofed
you may not have roofed
she may not have roofed
we may not have roofed
you may not have roofed
they may not have roofed	I may not have been roofing
you may not have been roofing
she may not have been roofing
we may not have been roofing
you may not have been roofing
they may not have been roofing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I roof?
may you roof?
may she roof?
may we roof?
may you roof?
may they roof? 	may I be roofing?
may you be roofing?
may she be roofing?
may we be roofing?
may you be roofing?
may they be roofing? 	may I have roofed?
may you have roofed?
may she have roofed?
may we have roofed?
may you have roofed?
may they have roofed? 	may I have been roofing?
may you have been roofing?
may she have been roofing?
may we have been roofing?
may you have been roofing?
may they have been roofing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I not roof?
may you not roof?
may she not roof?
may we not roof?
may you not roof?
may they not roof? 	may I not be roofing?
may you not be roofing?
may she not be roofing?
may we not be roofing?
may you not be roofing?
may they not be roofing? 	may I not have roofed?
may you not have roofed?
may she not have roofed?
may we not have roofed?
may you not have roofed?
may they not have roofed? 	may I not have been roofing?
may you not have been roofing?
may she not have been roofing?
may we not have been roofing?
may you not have been roofing?
may they not have been roofing?