may drum
Verbo regular: drum - drummed- drummed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may drum
you may drum
he may drum
we may drum
you may drum
they may drum 	I may be drumming
you may be drumming
he may be drumming
we may be drumming
you may be drumming
they may be drumming	I may have drummed
you may have drummed
he may have drummed
we may have drummed
you may have drummed
they may have drummed	I may have been drumming
you may have been drumming
he may have been drumming
we may have been drumming
you may have been drumming
they may have been drumming	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may not drum
you may not drum
he may not drum
we may not drum
you may not drum
they may not drum 	I may not be drumming
you may not be drumming
he may not be drumming
we may not be drumming
you may not be drumming
they may not be drumming	I may not have drummed
you may not have drummed
he may not have drummed
we may not have drummed
you may not have drummed
they may not have drummed	I may not have been drumming
you may not have been drumming
he may not have been drumming
we may not have been drumming
you may not have been drumming
they may not have been drumming	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I drum?
may you drum?
may he drum?
may we drum?
may you drum?
may they drum? 	may I be drumming?
may you be drumming?
may he be drumming?
may we be drumming?
may you be drumming?
may they be drumming? 	may I have drummed?
may you have drummed?
may he have drummed?
may we have drummed?
may you have drummed?
may they have drummed? 	may I have been drumming?
may you have been drumming?
may he have been drumming?
may we have been drumming?
may you have been drumming?
may they have been drumming? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I not drum?
may you not drum?
may he not drum?
may we not drum?
may you not drum?
may they not drum? 	may I not be drumming?
may you not be drumming?
may he not be drumming?
may we not be drumming?
may you not be drumming?
may they not be drumming? 	may I not have drummed?
may you not have drummed?
may he not have drummed?
may we not have drummed?
may you not have drummed?
may they not have drummed? 	may I not have been drumming?
may you not have been drumming?
may he not have been drumming?
may we not have been drumming?
may you not have been drumming?
may they not have been drumming?