may drub
Verbo regular: drub - drubbed- drubbed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may drub
you may drub
he may drub
we may drub
you may drub
they may drub 	I may be drubbing
you may be drubbing
he may be drubbing
we may be drubbing
you may be drubbing
they may be drubbing	I may have drubbed
you may have drubbed
he may have drubbed
we may have drubbed
you may have drubbed
they may have drubbed	I may have been drubbing
you may have been drubbing
he may have been drubbing
we may have been drubbing
you may have been drubbing
they may have been drubbing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may not drub
you may not drub
he may not drub
we may not drub
you may not drub
they may not drub 	I may not be drubbing
you may not be drubbing
he may not be drubbing
we may not be drubbing
you may not be drubbing
they may not be drubbing	I may not have drubbed
you may not have drubbed
he may not have drubbed
we may not have drubbed
you may not have drubbed
they may not have drubbed	I may not have been drubbing
you may not have been drubbing
he may not have been drubbing
we may not have been drubbing
you may not have been drubbing
they may not have been drubbing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I drub?
may you drub?
may he drub?
may we drub?
may you drub?
may they drub? 	may I be drubbing?
may you be drubbing?
may he be drubbing?
may we be drubbing?
may you be drubbing?
may they be drubbing? 	may I have drubbed?
may you have drubbed?
may he have drubbed?
may we have drubbed?
may you have drubbed?
may they have drubbed? 	may I have been drubbing?
may you have been drubbing?
may he have been drubbing?
may we have been drubbing?
may you have been drubbing?
may they have been drubbing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I not drub?
may you not drub?
may he not drub?
may we not drub?
may you not drub?
may they not drub? 	may I not be drubbing?
may you not be drubbing?
may he not be drubbing?
may we not be drubbing?
may you not be drubbing?
may they not be drubbing? 	may I not have drubbed?
may you not have drubbed?
may he not have drubbed?
may we not have drubbed?
may you not have drubbed?
may they not have drubbed? 	may I not have been drubbing?
may you not have been drubbing?
may he not have been drubbing?
may we not have been drubbing?
may you not have been drubbing?
may they not have been drubbing?