should drum
Verbo regular: drum - drummed- drummed

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

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

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

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